MITSUBISHI ICs (Monitor) M52743SP/M52744SP I2C BUS CONTROLLED 3-CHANNEL VIDEO PREAMPLIFIER DESCRIPTION M52743SP and M52744SP is semiconductor integrated circuit for PIN CONFIGURATION (TOP VIEW) CRT display monitor. It includes OSD blanking, OSD mixing, retrace blanking, wide band amplifre, brightness control. Main/sub contrast and OSD adjust function can be controlled by I 2C OSD BLK IN 1 36 VCC2 INPUT(R) 2 35 OUTPUT(R) 3 34 EXT FEED BACK(R) 4 33 GND2 FEATURES GND 1(R) 5 32 OUTPUT(G) INPUT(G) 6 • • • Frequency band width: RGB.............................150MHz (at -3dB) OSD..............................................80MHz Input :RGB.............................................................0.7V P-P (typ.) OSD..........................................3VP-P minimum (positive) BLK (for OSD)...........................3VP-P minimum (positive) Retrace BLK.............................3VP-P minimum (positive) Output :RGB...........................................................5.5V P-P (max.) OSD..............................................................5VP-P (max.) 31 EXT FEED BACK(G) INPUT(SOG) 7 VCC1(G) 8 OSD IN(G) 9 2 Main contrast and sub contrast can be controlled by I C bus. Include internal and external pedestal clamp circuit. STRUCTURE APPLICATION VCC1(B) 12 RECOMMENDED OPERATING CONDITION Supply voltage range......................11.5 to 12.5V (V3, V8, V12, V36) 4.5 to 4.4V (V17) Rated supply voltage..................................12.0V (V3, V8, V12, V36) 5.0V (V17) MAJOR SPECIFICATION Bus controlled 3ch video pre-amp with OSD mixing function and 30 MAIN BRIGHTNESS 29 OUTPUT(B) 28 EXT FEED BACK(B) 27 RETRACE BLK IN 26 D/A OUT1 25 D/A OUT2 OSD IN(B) 13 24 D/A OUT3 GND 1(B) 14 23 D/A OUT4 22 GND(5V) NC 16 21 SDA VCC (5V) 17 20 SCL SOG SEP OUT 18 CRT display monitor 1 INPUT(B) 11 ABL IN 15 Bipola silicon monolisic IC retrace blanking function GND 1(G) 10 M52743SP/M52744SP VCC1(R) OSD IN(R) bus. 19 CLAMP PULSE IN Outline 36P4E NC:NO CONNECTION 2 3 5 9 6 8 INPUT (R) VCC1 (R) 12V GND 1(R) OSD IN (G) INPUT (G) VCC1 (G) 12V 7 SOG SEP OUT 18 INPUT (SOG) CONTRAST (ABL) IN 15 GND 1(B) 14 VCC1 (B) 12V 12 INPUT (B) 11 OSD IN (B) 13 GND 1(G) 10 4 OSD IN (R) CLAMP PULSE IN 19 Sync On GreenSep CLAMP CLAMP CLAMP SUB CONT (8bit) SUB CONTRAST SUB CONT (8bit) SUB CONTRAST SUB CONT (8bit) SUB CONTRAST 33 VCC2=12V GND2 36 1 23 24 25 26 DAC CLAMP F/B AMP CLAMP F/B AMP CLAMP F/B AMP BUS I/F RETRACE BLANKING RETRACE BLANKING RETRACE BLANKING 22 GND(5V) 20 SCL 21 SDA VCC 5V 17 (DIGITAL) 28 EXT FEED BACK (B) 29 OUTPUT (B) 31 EXT FEED BACK (G) 32 OUTPUT (G) 34 EXT FEED BACK (R) 35 OUTPUT (R) 27 30 DAC OUTPUT FOR CUT-OFF Adj R SUB CONT 8bit G SUB CONT 8bit B SUB CONT 8bit OSD LEVEL 4bit OSD MIX OSD MIX OSD MIX OSD BLK IN Main CONTRAST 8bit MAIN CONTRAST MAIN CONTRAST MAIN CONTRAST RETRACE BLK IN MAIN BRIGHTNESS MITSUBISHI ICs (Monitor) M52743SP/M52744SP I2C BUS CONTROLLED 3-CHANNEL VIDEO PREAMPLIFIER BLOCK DIAGRAM 2 MITSUBISHI ICs (Monitor) M52743SP/M52744SP I2C BUS CONTROLLED 3-CHANNEL VIDEO PREAMPLIFIER ABSOLUTE MAXIMUM RATINGS (Ta=25°C) Symbol VCC Pd Topr Tstg Vopr Vopr’ θjc Parameter Supply voltage Power dissipation Ambient temperature Storage temperature Recommended supply Voltage range Case temperature Ratings Unit 13.0 2403 -20 to +75 -40 to +150 12.0 10.5 to 12.5 22 V mW °C °C V V °C/W ELECTRICAL CHARACTERISTICS (VCC=12V, 5V, Ta=25°C, unless otherwise noted) Symbol Parameter Test point 2,6,11 (s) RGB in 1 4,9,13 7 19 27 OSD OSD CP in ReT SOG in BLK in BLK ICC1 Circuit current1 IA a a a ICC2 Circuit current2 IB a a a Vomax Output dynamic range OUT b SG2 a a Vimax Maximum input b IN OUT SG2 a Gv Maximum gain OUT b SG1 ∆Gv Relative maximum gain − VC1 Main contrast control characteristics1 ∆VC1 b SG5 b SG5 CTL voltage BUS CTL (H) Limits 30 15 Bri- ABL ght 00H 01H 02H 03H 04H 05H 06H 07H 08H 09H 0BH Main Sub Sub Sub OSD BLK D/A D/A D/A D/A INT cont cont cont cont Adj Adj OUT OUT OUT OUT EXT 1 2 3 1 2 3 4 Min. Typ. Max. FFH FFH FFH FFH 00H 255 255 255 255 0 00H FFH FFH FFH FFH 00H 0 255 255 255 255 0 Unit − 110 130 mA a a 4.0 5.0 a a 4.0 5.0 − 18 22 mA b SG5 a a Vari able 5.0 6.0 8.0 − VP-P a b SG5 a a 2.0 5.0 64H 100 1.6 − − VP-P a a b SG5 a a 2.0 5.0 FFH 255 − − − − − − OUT b SG1 a a b SG5 a a Main contrast control relative characteristics1 − − − − − − − VC2 Main contrast control characteristics2 OUT b SG1 a a b SG5 a a ∆VC2 Main contrast control relative characteristics2 − − − − − − − VC3 Main contrast control characteristics3 OUT b SG1 a a b SG5 a a ∆VC3 Main contrast control relative characteristics3 − − − − − − − VSC1 Sub contrast control characteristics1 OUT b SG1 a a b SG5 a a ∆VSC1 Sub contrast control relative characteristics1 − − − − − − − OUT b SG1 a a b SG5 a a Variable Sub contrast VSC2 3 Input control characteristics2 ∆VSC2 Sub contrast control relative characteristics2 − − − − − − − VSC3 Sub contrast control characteristics3 OUT b SG1 a a b SG5 a a ∆VSC3 Sub contrast control relative characteristics3 − − − − − − − − − 2.0 5.0 − − 2.0 5.0 − − 2.0 5.0 − − 2.0 5.0 − − 2.0 5.0 − − 2.0 5.0 − − 16.5 17.7 19.7 − 0.8 C8H 200 1.0 1.2 14.5 16.0 17.5 − 0.8 64H 100 1.0 1.2 8.5 10.0 11.5 dB − dB − dB − 0.8 1.0 1.2 − 14H 20 0.2 0.4 0.6 VP-P − 0.8 1.0 1.2 − FFH C8H C8H C8H 255 200 200 200 − − − − FFH 64H 255 100 64H 100 64H 100 − − − − FFH 14H 255 20 14H 20 14H 20 − − − − 14.8 16.3 17.8 0.8 1.0 1.2 11.1 12.6 14.1 dB − dB 0.8 1.0 1.2 − 1.4 1.7 2.0 VP-P 0.8 1.0 1.2 − MITSUBISHI ICs (Monitor) M52743SP/M52744SP I2C BUS CONTROLLED 3-CHANNEL VIDEO PREAMPLIFIER ELECTRICAL CHARACTERISTICS (cont.) Symbol Parameter Test point 2,6,11 (s) RGB in CTL voltage Input BUS CTL (H) 1 4,9,13 7 19 27 OSD OSD CP in ReT SOG in BLK BLK in 30 15 Bri- ABL ght 00H 01H 02H 03H 04H 05H 06H 07H 08H 09H 2.0 5.0 C8H C8H C8H C8H 00H 200 200 200 200 0 VMSC Main/sub contrast control characteristics2 OUT b SG1 a a b SG5 a a ∆VMSC Main/sub contrast control relative characteristics2 − − − − − − − ABL1 ABL control characteristics1 OUT b SG1 a a b SG5 a a ∆ABL1 ABL control relative characteristics1 − − − − − − − ABL2 ABL control characteristics2 OUT b SG1 a a b SG5 a a ∆ABL2 ABL control relative characteristics2 − − − − − − − VB1 Brightness control characteristics1 OUT a a a b SG5 a a ∆VB1 Brightness control relative characteristics1 − − − − − − − VB2 Brightness control characteristics2 OUT a a a b SG5 a a ∆VB2 Brightness control relative characteristics2 − − − − − − − VB3 Brightness control characteristics3 OUT a a a b SG5 a a ∆VB3 Brightness control relative characteristics3 − − − − − − − FC1 Frequency characteristics1 (f=50MHz) OUT b SG3 a a a 5V a a ∆FC1 Frequency relative characteristics1 (f=50MHz) − − − − − − − FC1’ Frequency characteristics1 (f=150MHz) OUT b SG3 a a a 5V a a ∆FC1’ Frequency relative characteristics1 (f=150MHz) − − − − − − − FC2 Frequency characteristics2 (f=150MHz) OUT b SG3 a a a 5V a a ∆FC2 Frequency relative characteristics2 (f=150MHz) − − − − − − − C.T.1 Crosstalk 1 (f=50MHz) 2bSG3 OUT(29) 6a OUT(32) 11a a a a a Vari able 5.0 C.T.1’ Crosstalk 1 (f=150MHz) 2bSG3 OUT(29) 6a OUT(32) 11a a a a a C.T.2 Crosstalk 2 (f=50MHz) 2a OUT(29) 6bSG3 OUT(35) 11a a a a C.T.2’ Crosstalk 2 (f=150MHz) 2a OUT(29) 6bSG3 OUT(35) 11a a a C.T.3 Crosstalk 3 (f=50MHz) 2a OUT(32) 6a OUT(35) 11bSG3 a a C.T.3’ Crosstalk 3 (f=150MHz) 2a OUT(32) 6a OUT(35) 11bSG3 a a a 5V a 5V a 5V a 5V a 5V a 5V 0BH Main Sub Sub Sub OSD BLK D/A D/A D/A D/A INT cont cont cont cont Adj Adj OUT OUT OUT OUT EXT 1 2 3 1 2 3 4 00H FFH FFH FFH FFH 00H 0 255 255 255 255 0 Limits Unit Min. Typ. Max. 3.2 3.8 4.4 VP-P − − − − 0.8 1.0 1.2 − FFH FFH FFH FFH 255 255 255 255 3.8 4.6 5.4 VP-P 0.8 1.0 1.2 − 2.2 2.7 3.2 VP-P 0.8 1.0 1.2 − 3.3 3.7 4.1 V -0.3 0 0.3 − 1.5 1.8 2.1 V -0.3 0 0.3 − 0.7 0.9 1.1 V -0.3 0 0.3 − -2.0 0 2.5 dB -1.0 0 1.0 dB -3.0 0 3.0 dB -1.0 0 1.0 dB -3.0 3.0 5.0 dB -1.0 0 1.0 dB − -25 -20 dB Vari able 5.0 − -15 -10 dB a Vari able 5.0 − -25 -20 dB a a Vari able 5.0 − -15 -10 dB a a Vari able 5.0 − -25 -20 dB a a Vari able 5.0 − -15 -10 dB − − 2.0 4.0 − − 2.0 2.0 − − 4.0 5.0 − − 2.0 5.0 − − 1.0 5.0 − − Va Vari ria able 5.0 ble − − − Va Vari ria able 5.0 ble Vari able 5.0 − − FFH 255 FFH FFH FFH 00H 255 255 255 0 00H FFH FFH FFH FFH 00H 0 255 255 255 255 0 4 MITSUBISHI ICs (Monitor) M52743SP/M52744SP I2C BUS CONTROLLED 3-CHANNEL VIDEO PREAMPLIFIER ELECTRICAL CHARACTERISTICS (cont.) Symbol Parameter Test point 2,6,11 (s) RGB in 1 4,9,13 7 19 27 OSD OSD CP in ReT SOG in BLK BLK in 30 15 Bri- ABL ght BUS CTL (H) 0BH Main Sub Sub Sub OSD BLK D/A D/A D/A D/A INT cont cont cont cont Adj Adj OUT OUT OUT OUT EXT 1 2 3 1 2 3 4 Tr OUT b SG1 a a b SG5 a a Va Vari ria able 5.0 ble Tf Pulse characteristics2 (4VP-P) OUT b SG1 a a b SG5 a a Va Vari ria able 5.0 ble VthCP Clamp pulse threshold voltage OUT b SG1 a a b SG5 a a 2.0 5.0 Clamp pulse minimum width OUT b SG1 a a a PDCH Pedestal voltage temperature characteristics1 OUT b SG1 a a b SG5 a PDCL Pedestal voltage temperature characteristics2 OUT b SG1 a a b SG5 OTr OSD pulse characteristics1 OUT a OTf OSD pulse characteristics2 OUT a Oaj1 OSD adjust control characteristics1 OUT a ∆Oaj1 OSD adjust control relative characteristics1 − − Oaj2 OSD adjust control characteristics2 OUT a ∆Oaj2 OSD adjust control relative characteristics2 − − Oaj3 OSD adjust control characteristics3 OUT a ∆Oaj3 OSD adjust control relative characteristics3 − − VthOSD OSD input threshold voltage OUT a OSD BLK input VthBLK threshold OUT voltage 1.7 − ns − 3.0 − ns 1.0 1.5 2.0 V 2.0 5.0 0.2 0.5 − µs a 2.0 5.0 -3.0 0 0.3 V a a 2.0 5.0 -3.0 0 0.3 V a a 2.0 5.0 08H 8 − 3.0 6.0 ns a a 2.0 5.0 08H 8 − 3.0 6.0 ns a a 2.0 5.0 0FH 15 4.6 5.4 6.2 VP-P − − − 0.8 1.0 1.2 − a a 08H 8 2.8 3.3 3.8 VP-P − − − 0.8 1.0 1.2 − a a 0 0.1 0.5 VP-P − − − 0.8 1.0 1.2 − a a 2.0 5.0 08H 8 2.2 2.7 3.2 V a a 2.0 5.0 00H 0 2.2 2.7 3.2 V b b SG5 SG7 a b b SG5 SG7 a b b SG5 SG7 a 2.0 5.0 0FH 15 1.7 2.0 2.3 V 2.0 5.0 06H 6 0.7 1.0 1.3 V 2.0 5.0 00H 0 0.1 0.4 0.7 V 2.0 5.0 08H 8 1.0 1.5 2.0 V a b SG5 b b a SG6 SG5 b b a SG6 SG5 b b b SG6 SG6 SG5 − − − b b b SG6 SG6 SG5 − − − b b b SG6 SG6 SG5 − − − b b b SG6 SG5 SG6 Variable b b SG6 a SG1 Variable b SG5 a a a HBLK2 Retrace BLK characteristics2 OUT a a a HBLK3 Retrace BLK characteristics3 OUT a a a OUT a a a SonG IN Sync OUT a a a SonG IN Sync OUT a Sync OUT a a a a Sync OUT a a a Sync OUT a a a Retrace BLK voltage SS-SV VSH VSL TDS-F 00H FFH FFH FFH FFH 00H 0 255 255 255 255 0 FFH 255 Variable OUT SOG input maximum noize voltage SOG minimum input voltage Sync output hi level Sync output lo level Sync output delay time1 FFH FFH FFH 00H 255 255 255 0 Variable Retrace BLK characteristics1 SS-NV Unit Min. Typ. Max. − HBLK1 VthRET input threshold Limits 00H 01H 02H 03H 04H 05H 06H 07H 08H 09H Pulse characteristics1 (4VP-P) WCP 5 CTL voltage Input b b SG7 a SG5 Variable a b a SG4 − − 2.0 5.0 − − 2.0 5.0 − − 2.0 5.0 08H 8 0 0.01 0.02 VP-P Variable a a b 2.0 5.0 0.2 0.3 − VP-P b a SG4 2.0 5.0 4.5 4.9 5.0 V a b a SG4 2.0 5.0 0 0.3 0.6 V a b a SG4 2.0 5.0 0 60 90 ns a a SG4 Variable MITSUBISHI ICs (Monitor) M52743SP/M52744SP I2C BUS CONTROLLED 3-CHANNEL VIDEO PREAMPLIFIER ELECTRICAL CHARACTERISTICS (cont.) Symbol Parameter Test point 2,6,11 (s) RGB in TDS-R VOH VOL IAO DNL Sync output delay time2 D/A H output voltage D/A L output voltage D/A output current range D/A nonlinearity Sync OUT CTL voltage Input 1 4,9,13 7 19 27 OSD OSD CP in ReT SOG in BLK BLK in 30 15 Bri- ABL ght BUS CTL (H) Limits Unit 00H 01H 02H 03H 04H 05H 06H 07H 08H 09H 0BH Main Sub Sub Sub OSD BLK D/A D/A D/A D/A INT cont cont cont cont Adj Adj OUT OUT OUT OUT EXT 1 2 3 1 2 3 4 a a a a b a SG4 2.0 5.0 D/A OUT D/A OUT D/A OUT a a a a a a 2.0 5.0 a a a a a a 2.0 5.0 00H 0 a a a a a a D/A OUT a a a a a a Min. Typ. Max. 0 60 90 ns 4.5 5.0 5.5 VDC 00H 0 0 0.5 1.0 VDC 2.0 5.0 Vari Vari Vari Vari abl abl abl abl e e e e -1.0 − 0.4 mA 2.0 5.0 Vari Vari Vari Vari abl abl abl abl e e e e -1.0 − 1.0 LSB FFH FFH FFH FFH 00H 255 255 255 255 0 00H FFH FFH FFH FFH 00H 0 255 255 255 255 0 00H 0 00H 0 ELECTRICAL CHARACTERISTICS TEST METHOD ∆Gv Relative maximum gain ICC1 Circuit current1 Measuring conditions are as listed in supplementary Table. Relative maximum gain ∆GV is calculated by the equation bellow: ∆GV= VOUT (29)/VOUT (32), Mesured with a current meter at test point IA. VOUT (32)/VOUT (35), VOUT (35)/VOUT (29) ICC2 Circuit current2 Measureing conditions are as listed in supplemtary Table. Measured with a current meter at test point IB. VC1 Main contrast control characteristics1 Measureing the amplitude output at OUT (29, 32, 35). The measured value is called VOUT (29, 32, 35). Main contrast control Vomax Output dynamic range Decrease V30 gradually, and measure the voltage when the bottom characterics VC1 is calculated by the equation bellow: VC1=20Log of waveform output is distorted. The voltage is called VCL. VOUT (dB) 0.7 Next, increase V30 gradually, and measure the voltage when the top of waveform output is distorted. The voltage is called VOH. ∆VC1 Main contrast control relative characteristics1 Voltage Vomax is calculated by the equation below: Relative characteristics ∆VC1 is calculated by the equation bellow: ∆VC1=VOUT (29)/VOUT (32), Vomax = VOH-VOL (V) VOUT (32)/VOUT (35), VOUT (35)/VOUT (29) VOH 5.0 Waveform output VC2 Main contrast control characteristics2 Measuring condition and procedure are the same as described in VC1. VOL 0.0 ∆VC2 Main contrast control relative characteristics2 Vimax Maximum input Increase the input signal (SG2) amplitude gradually, starting from Measuring condition and procedure are the same as described in ∆VC1. 700mVP-P. Measure the amplitude of the input signal when the output signal starts becoming distorted. Gv Maximum gain Input SG1, and read the amplitude output at OUT (29, 32, 35). The amplitude is called VOUT (29, 32, 35). Maximum gain G V is calculated by the equation below: GV=20Log VOUT (dB) 0.7 VC3 Main contrast control characteristics3 Measuring condition and procedure are the same as described in VC1. ∆VC3 Main contrast control relative characteristics3 Measuring condition and procedure are the same as described in ∆VC1. 6 MITSUBISHI ICs (Monitor) M52743SP/M52744SP I2C BUS CONTROLLED 3-CHANNEL VIDEO PREAMPLIFIER VSC1 Sub contrast control characteristics1 Measur the amplitude output at OUT (29, 32, 35). The measured ABL2 ABL control characteristics2 Measuring condition and procedure are the same as described in value is called VOUT (29, 32, 35). Sub contrast control ABL1. characteristics VSC1 is calculated by the equation below: VSC1=20Log VOUT (dB) 0.7 ∆ABL2 ABL control relative characteristics2 Measuring condition and procedure are the same as described in ∆ABL1. ∆VSC1 Sub contrast control relative characteristics1 Relative characteristics ∆VSC1 is calculated by the equation below: ∆VSC1= VOUT (29)/VOUT (32), VB1 Brightness control characteristics1 Measure the DC voltage at OUT (29, 32, 35) with a voltmeter. The VOUT (32)/VOUT (35), measured value is called VOUT (29, 32, 35), and is ttreated as V B1. VOUT (35)/VOUT (29). ∆VB1 Brightness control relative characteristics1 VSC2 Sub contrast control characteristics2 Measuring condition and procedure are the same as described in Relative characteristics ∆VB1 is calculated by the difference in the output between the channels. ∆VB1= VOUT (29)-VOUT (32), VSC1. VOUT (32)-VOUT (35), ∆VSC2 Sub contrast control relative characteristics2 VOUT (35)-VOUT (29) Measuring condition and procedure are the same as described in ∆VSC1. VB2 Brightness control characteristics2 Measuring condition and procedure are the same as described in VSC3 Sub contrast control characteristics3 Measuring condition and procedure are the same as described in VB1. ∆VB2 Brightness control relative characteristics2 VSC1. Measuring condition and procedure are the same as described in ∆VSC3 Sub contrast control relative characteristics3 ∆VB1. Measuring condition and procedure are the same as described in ∆VSC1. VB3 Brightness control characteristics3 Measuring condition and procedure are the same as described in VMSC Main/sub contrast control characteristics2 Measure the amplitude output at OUT (29, 32, 35). The measured value is called VOUT (29, 32, 35). Main/Sub contrast control characteristics VMSC1 is calculated by the equation below: VMSC1=20Log VOUT 0.7 (dB) ∆VMSC Main/sub contrast control relative characteristics2 Relative characteristics ∆VMSC1 is calculated by the equation below: ∆VMSC= VOUT (29)/VOUT (32), VOUT (32)/VOUT (35), VOUT (35)/VOUT (29) VB1. ∆VB3 Brightness control relative characteristics3 Measuring condition and procedure are the same as described in ∆VB1. FC1 Frequency characteristics1 (f=50MHz) First, SG3 to 1MHz is as input signal. Input a resister that is about 2kΩ to offer the voltage at input pins (2, 6, 11) in order that the bottom of input signal is 2.5V. Control the main contrast in order that the amplitude of sine wave output is 4.0V P-P. Control the brightness in order that the bottom of sine wave output is 2.0V P-P. By the same way, measure the output amplitude when SG3 to 50MHz is as input signal. The measured value is called VOUT (29, 32, 35). Frequency ABL1 ABL control characteristics1 Measure the amplitude output at OUT (29, 32, 35). The measured characteristics FC1 (29, 32, 35) is calculated by the equation below: value is called VOUT (29, 32, 35), and is ttreated as ABL1. FC1=20Log VOUT VP-P (dB) Output amplitude when inputed SG3 (1MHz):4V P-P ∆ABL1 ABL control relative characteristics1 Relative characteristics ∆ABL1 is calculated by the equation below: ∆ABL1= VOUT (29)/VOUT (32), VOUT (32)/VOUT (35), VOUT (35)/VOUT (29) 7 ∆FC1 Frequency relative characteristics1 (f=50MHz) Relative characteristics ∆FC1 is calculated by the difference in the output between the channels. MITSUBISHI ICs (Monitor) M52743SP/M52744SP I2C BUS CONTROLLED 3-CHANNEL VIDEO PREAMPLIFIER FC1' Frequency characteristics1 (f=150MHz) Measuring condition and procedure are the same as described in C.T.3 Crosstalk3 (f=50MHz) Input SG3 (50MHz) to pin11 only, and then measure the waveform FC1, expect SG3 to 150MHz. amplitude output at OUT (29, 32, 35). The measured value is called VOUT (29, 32, 35). Crosstalk C.T.2 is calculated by the equation ∆FC1' Frequency relative characteristics1 (f=150MHz) Relative characteristics ∆FC1' is calculated by the difference in the below: C.T.3=20Log output between the channels. VOUT (32, 35) VOUT (29) FC2 Frequency characteristics2 (f=150MHz) SG3 to 1MHz is as input signal. Control the main contrast in order C.T.3' Crosstalk3 (f=150MHz) that the amplitude of sine wave output is 1.0V P-P. By the same way, C.T.3, expect SG3 to 150MHz. (dB) Measuring condition and procedure are the same as described in measure the output amplitude when SG3 to 150MHz is as input signal. The measured value is called VOUT (29, 32, 35). Frequency characteristics FC2 (29, 32, 35) is calculated by the equation below: FC1=20Log VOUT VP-P (dB) Output amplitude when inputed SG3 (1MHz):4V P-P Tr Pulse characteristics1 (4VP-P) Control the main contrast (00H) in order that the amplitude of output signal is 4.0VP-P. Control the brightness (V30) in order that the Black level of output signal is 2.0V. Measure the time needed for the input pulse to rise from 10% to 90 ∆FC2 Frequency relative characteristics2 (f=150MHz) Relative characteristics ∆FC2 is calculated by the difference in the % (Tr1) and for the output pulse to rise from 10% to 90% (Tr2) with output between the channels. Pulse characteristics TR is calculated by the equations below: an active prove. TR= [(Tr2)2-(Tr1)2] (nsec) C.T.1 Crosstalk1 (f=50MHz) Input SG3 (50MHz) to pin2 only, and then measure the waveform amplitude output at OUT (29, 32, 35). The measured value is called VOUT (29, 32, 35). Crosstalk C.T.1 is calculated by the equation below: Tf Pulse characteristics2 (4VP-P) Measure the time needed for the input pulseto fall from 90% to 10% (Tf1) and for the output pulse to fall from 90% to 10% (Tf2) with an active prove. C.T.1=20Log VOUT (29, 32) VOUT (35) (dB) Pulse characteristics TF is calculated by the equations below: TR= [(Tf2)2-(Tf1)2] (nsec) C.T.1' Crosstalk1 (f=150MHz) Measuring condition and procedure are the same as described in 100% 90% C.T.1, expect SG3 to 150MHz. C.T.2 Crosstalk2 (f=50MHz) Input SG3 (50MHz) to pin6 only, and then measure the waveform amplitude output at OUT (29, 32, 35). The measured value is called VOUT (29, 32, 35). Crosstalk C.T.2 is calculated by the equation 10% 0% Tr1 or Tr2 Tf1 or Tf2 below: C.T.2=20Log VOUT (29, 35) VOUT (32) (dB) VthCP Clamp pulse threshold voltage Turn down the SG5 input level gradually from 5.0V P-P, monitoring the waveform output. C.T.2' Crosstalk2 (f=150MHz) Measure the top level of input pulse when the output pedestal Measuring condition and procedure are the same as described in voltage turn decrease with unstable. C.T.2, expect SG3 to 150MHz. WCP Clamp pulse minimum width Decrease the SG5 pulse width gradually from 0.5µs, monitoring the output. Measure the SG5 pulse width (a point of 1.5V) when the output pedestal voltage turn decrease with unstable. 8 MITSUBISHI ICs (Monitor) M52743SP/M52744SP I2C BUS CONTROLLED 3-CHANNEL VIDEO PREAMPLIFIER PDCH Pedestal voltage temperature characteristics1 Measure the pedestal voltage at 25°C. The measured value is VthOSD OSD input threshold voltage called PDC1. the SG6 level when the output reaches 0V. The measured value is Measure the pedestal voltage at temperature of -20°C. called VthOSD. Reduce the SG6 input level gradually, monitoring output. Measure The measured value is called PDC2. Pedestal voltage temperature characteristics 1 is calculated by the equation below: PDCH=PDC1-PDC2 VthBLK OSD BLK input threshold voltage Confirm that output signal is being blanked by the SG6 at the time. Monitoring to output signal, decreasing the level of SG6. Measure the top level of SG6 when the blanking period is disappeared. The PDCL Pedestal voltage temperature characteristics2 Measure the pedestal voltage at 25°C. The measured value is measured value is called VthBLK. called PDC1. Measure the pedestal voltage at temperature of 75°C. HBLK1 Retrace BLK characteristics1 Measure the amplitude output is blanked by the SG7 at OUT (29, The measured value is called PDC3. 32, 35). The measured value is called VOUT (29, 32, 35), and is Pedestal voltage temperature characteristics 2 is calculated by the treated as HBLK1. equation below: PDCL=PDC1-PDC3 OTr OSD pulse characteristics1 Measure the time needed for the output pulse to rise from 10% to 90% (OTR) with an active prove. OTf OSD pulse characteristics2 Measure the time needed for the output pulse to fall from 90% to HBLK2 Retrace BLK characteristics2 Measure the amplitude output is blanked by the SG7 at OUT (29, 32, 35). The measured value is called VOUT (29, 32, 35), and is treated as HBLK2. HBLK3 Retrace BLK characteristics3 Measure the amplitude output is blanked by the SG7 at OUT (29, 32, 35). The measured value is called VOUT (29, 32, 35), and is treated as HBLK3. 10% (OTF) with an active prove. Oaj1 OSD adjust control characteristics1 Measure the amplitude output at OUT (29, 32, 35). The measured VthRET Retrace BLK input threshold voltage Confirm that output signal is being blanked by the SG7 at the time. value is called VOUT (29,32,35), and is treated as Oaj1. Monitoring to output signal, decreasing the level of SG7. Measure the top level of SG7 when the blanking period is disappeared. The ∆Oaj1 OSD adjust control relative characteristics1 Relative characteristics ∆Oaj1 is calculated by the equation below: ∆Oaj1= VOUT (29)/VOUT (32), measured value is called VthRET. VOUT (32)/VOUT (35), SS-NV SOG input maximum noize voltage The sync's amplitude of SG4 be changed all white into all black, VOUT (35)/VOUT (29) increase from 0VP-P to 0.02VP-P. No pulse output permitted. Oaj2 OSD adjust control characteristics2 Measuring condition and procedure are the same as described in SS-SV SOG minimum input voltage The sync's amplitude of SG4 be changed all white or all black, Oaj1. decrease from 0.3VP-P to 0.2VP-P. Confirm no malfunction produced ∆Oaj2 OSD adjust control relative characteristics2 Measuring condition and procedure are the same as described in ∆Oaj1. Oaj3 OSD adjust control characteristics3 Measuring condition and procedure are the same as described in Oaj1. ∆Oaj3 OSD adjust control relative characteristics3 Measuring condition and procedure are the same as described in ∆Oaj1. 9 by noise. VSH Sync output hi level Measure the high voltage at SyncOUT. The measured value is treated as VSH. VSL Sync output lo level Measure the low voltage at SyncOUT. The measured value is treated as VSL. MITSUBISHI ICs (Monitor) M52743SP/M52744SP I2C BUS CONTROLLED 3-CHANNEL VIDEO PREAMPLIFIER TDS-F Sync output delay time1 SyncOUT becomes High with sync part of SG4. VOH D/A H output voltage Measure the DC voltage at D/AOUT. The measured value is Measure the time needed for the front edge of SG4 sync to fall from ttreated as VOH. 50% and for SyncOUT to rise from 50% with an active prove. The measured value is treated as TDS-F, less than 90nsec. VOL D/A L output voltage Measure the DC voltage at D/AOUT. The measured value is TDS-R Sync output delay time2 Measure the time needed for the rear edge of SG4 sync to rise from ttreated as VOL. 50% and for SyncOUT to fall from 50% with an active prove. The IAO D/A output current range Electric current flow from the output of D/AOUT must be less than measured value is treated as TDS-R, less than 90nsec. 1.0mA. Electric current flow in the output of D/AOUT must be less than SG4 0.4mA. Pedestal voltage sync (50%) SyncOUT (50%) TDS-F DNL D/A nonlinearity The difference of differential non-linearity of D/AOUT must be less TDS-R than ±1.0LSB. BUS CONTROL TABLE (1) Slave address D7 1 D6 0 D5 0 D4 0 D3 1 D2 0 D1 0 R/W 0 =88H (2) Each function’s sub address bit sub add. Main contrast 8 00H Sub contrast R 8 01H Sub contrast G 8 02H Sub contrast B 8 03H OSD level 4 04H RE-BLK adjust 4 05H D/A OUT1 8 06H D/A OUT2 8 07H D/A OUT3 8 08H D/A OUT4 8 09H Pedestal clamp INT/EXT SW 1 0BH Function D7 A07 0 A17 1 A27 1 A37 1 − 0 − 0 A67 1 A77 1 A87 1 A97 1 − 0 D6 A06 1 A16 0 A26 0 A36 0 − 0 − 0 A66 0 A76 0 A86 0 A96 0 − 0 Data byte (up:bit information down: preset) D5 D4 D3 D2 A05 A04 A03 A02 0 0 0 0 A15 A14 A13 A12 0 0 0 0 A25 A24 A23 A22 0 0 0 0 A35 A34 A33 A32 0 0 0 0 − − A43 A42 0 0 1 0 − − A53 A52 0 0 1 0 A65 A64 A63 A62 0 0 0 0 A75 A74 A73 A72 0 0 0 0 A85 A84 A83 A82 0 0 0 0 A95 A94 A93 A92 0 0 0 0 − − − − 0 0 0 0 D1 A01 0 A11 0 A21 0 A31 0 A41 0 A51 0 A61 0 A71 0 A81 0 A91 0 − 0 D0 A00 0 A10 0 A20 0 A30 0 A40 0 A50 0 A60 0 A70 0 A80 0 A90 0 AB0 0 Notes) pedestal level INT/EXT SW 0→INT 1→EXT 10 MITSUBISHI ICs (Monitor) M52743SP/M52744SP I2C BUS CONTROLLED 3-CHANNEL VIDEO PREAMPLIFIER I2C BUS CONTROL SECTION SDA, SCL CHARACTERISTICS Symbol VIL VIH fSCL tBUF tHD:STA tLOW tHIGH tSU:STA tHD:DAT tSU:DAT tr tf tSU:STO Parameter min. input LOW voltage max. input HIGH voltage SCL clock frequency Time the bus must be free before a new transmission can start Hold time start condition. After this period the first clock pulse is generated The LOW period of the clock The HIGH period of the clock Set up time for start condition (Only relevant for a repeated start condition) Hold time DATA Set-up time DATA Rise time of both SDA and SCL lines Fall time of both SDA and SCL lines Set-up time for stop condition Min. -0.5 3.0 0 4.7 4.0 4.7 4.0 4.7 0 250 − − 4.0 Max. 1.5 5.5 100 − − − − − − − 1000 300 − TIMING DIAGRAM tBUF tr, tf VIH SDA VIL tHD:STA tSU:DAT tHD:DAT tSU:STA tSU:STO VIH SCL VIL tLOW S 11 tHIGH S P S Unit V V kHz µs µs µs µs µs µs ns ns ns µs MITSUBISHI ICs (Monitor) M52743SP/M52744SP I2C BUS CONTROLLED 3-CHANNEL VIDEO PREAMPLIFIER INPUT SIGNAL SG No. Signals Pulse with amplitude of 0.7VP-P (f=30kHz). Video width of 25µs. (75%) 33µs SG1 Video signal (all white) 8µs 0.7VP-P SG2 Video signal (step wave) 0.7VP-P (Amplitude is partially variable.) SG3 Sine wave Sine wave amplitude of 0.7VP-P. f=1MHz, 50MHz, 150MHz (variable) (for freq. char.) Video width of 25µs. (75%) SG4 all white or all black variable. 0.7VP-P Video signal (all white, all black) 0.3VP-P Sync’s amplitude is variable. 3µs Pulse width and amplitude are variable. 0.5µs SG5 Clamp pulse 5VTTL SG6 OSD pulse 5VTTL Amplitude is partially variable. 5µs SG7 BLK pulse 5VTTL 5µs Amplitude is partially variable. ∗) f=30kHz 12 MITSUBISHI ICs (Monitor) M52743SP/M52744SP I2C BUS CONTROLLED 3-CHANNEL VIDEO PREAMPLIFIER TEST CIRCUIT OUT (35) OUT (32) V30 0 to 5V 100 1k D/A D/A D/A D/A OUT1 OUT2 OUT3 OUT4 SG7 OUT (29) a 1k 1k SDA SG5 SCL C/P IN a b b SW27 SW19 100µH 36 35 34 12V out f/b 33 gnd 31 32 out 29 30 brt f/b 27 blk 28 f/b out 26 dac 25 dac 24 dac 23 22 21 20 19 dac gnd sda scl c/p M52743SP/M52744SP blk R 12V osd gnd G SonG 12V osd gnd B 12V osd gnd abl NC 5V sync 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 IN (2) 3.3µ 0.01µ 47µ 100k IN (6) SONG IN 3.3µ 0.01µ IN (11) 3.3µ 0.01µ SYNC OUT 1µ SW1 a SW2 ba SW4 a b b SW7 ba SW6 a SW9 a b b SW11 a SW13 a b V15 0 to 5V 1k b A IB IA 5V A 47µ 12V SG6 SG1 SG2 SG3 SG4 : MEASURE POINT ∗ Condenser : 0.01µF (unless otherwise specified.) Units Resistance : Ω Capacitance : F TYPICAL CHARACTERISTICS THERMAL DERATING MAIN CONTRAST CONTROL CHARACTERISTICS 6 2403 2400 OUTPUT AMPLITUDE (VP-P) POWER DISSIPATION Pd (mW) 2800 2000 1600 1442 1200 800 400 0 -20 0 25 50 75 100 125 AMBIENT TEMPERATURE Ta (°C) 13 150 5 4 3 2 1 Sub contrast: Max 0 00H FFH MAIN CONTRAST CONTROL DATA MITSUBISHI ICs (Monitor) M52743SP/M52744SP I2C BUS CONTROLLED 3-CHANNEL VIDEO PREAMPLIFIER SUB CONTRAST CONTROL CHARACTERISTICS BRIGHTNESS CONTROL CHARACTERISTICS 6 OUTPUT DC VOLTAGE (VDC) OUTPUT AMPLITUDE (VP-P) 6 5 4 3 2 1 Main contrast: Max 0 00H 4 3 2 1 0 FFH 5 0 SUB CONTRAST CONTROL DATA BRIGHTNESS CONTROL VOLTAGE (V DC) ABL CHARACTERISTICS OSD ADJUST CONTROL CHARACTERISTICS 6 6 OUTPUT AMPLITUDE (VP-P) OUTPUT AMPLITUDE (VP-P) 5 5 4 3 2 1 Main contrast: Max Sub contrast : Max 0 5 0 ABL CONTROL VOLTAGE (VDC) 5 4 3 2 1 0 0H FH OSD ADJUST CONTROL DATA SYNC ON GREEN INPUT MIN. PULSE WIDTH 12 (Video duty=75%) SYNC DUTY (%) 10 8 Sync separate normal operating range 6 4 2 7 100k 1µ 0 0.5 0 INPUT SYNC AMPLITUDE (VP-P) IN 14 MITSUBISHI ICs (Monitor) M52743SP/M52744SP I2C BUS CONTROLLED 3-CHANNEL VIDEO PREAMPLIFIER APPLICATION EXAMPLE CRT 110V Cut Off Adj DAC OUT×4 5VTTL 1k 1k BLK IN (for retrace) 1k SDA 0 to 5V 100 100µH 0.01µ 0.01µ 0.01µ 0.01µ 0.01µ 36 35 34 33 32 31 30 29 SCL Clamp pulse IN 28 27 26 25 24 23 22 12 13 14 15 21 20 19 16 17 18 M52743SP/M52744SP 1 2 3 4 5 6 7 0.01µ 8 100k 9 10 11 0.01µ 0.01µ NC 1µ 3.3µ 0.01µ 47µ ABL IN 47µ 0.01µ 3.3µ 0.01µ 47µ 0 to 5V 1k 3.3µ 75 75 75 Sync Sep OUT 5VTTL 5VTTL 5VTTL OSD IN (B) OSD IN (G) OSD IN (R) BLK IN (for OSD) 5VTTL 0.01µ 12V 5V INPUT (R) INPUT (G) ∗ SONG INPUT INPUT (B) ∗ Circuit example of pin6 and pin7 same signal input 15 47µ •FEED BACK IS INTERNAL FEED BACK Units Resistance : Ω Capacitance : F MITSUBISHI ICs (Monitor) M52743SP/M52744SP I2C BUS CONTROLLED 3-CHANNEL VIDEO PREAMPLIFIER DESCRIPTION OF PIN Pin No. Name DC voltage (V ) Peripheral circuit of pins Description of function R ⋅Input pulses G 1 OSD BLK IN − 3.7 to 5V 1 B 1.7V maximum 0.8mA 2.7V 2k 2 6 11 INPUT (R) INPUT (G) INPUT (R) ⋅Connected to GND if not used. 2k ⋅Clamped to about 2.5V due to clamp pulses from pin 19. ⋅Input at low impedance. 2.5 2 2.5V CP 0.3mA 3 8 12 VCC1 (R) VCC1 (G) VCC1 (B) ⋅Apply equivalent voltage to 3 channels. − 12 ⋅Input pulses 4 9 13 OSD IN (R) OSD IN (G) OSD IN (B) 3.7 to 5V 1k − 1.7V maximum 4 2.7V 0.5mA 5 10 14 22 33 7 GND 1 (R) GND 1 (G) GND 1 (B) GND (5V) GND 2 INPUT (S on G) ⋅Connected to GND if not used. − GND 500 When open≈2.5V 1k 3.2V 7 ⋅SYNC ON GREEN input pin for sync separation. Sync is negative. input signal at Pin7, compare with the reference voltage of internal circuit in order to separate sync signal. ⋅When not used, set to OPEN. 16 MITSUBISHI ICs (Monitor) M52743SP/M52744SP I2C BUS CONTROLLED 3-CHANNEL VIDEO PREAMPLIFIER DESCRIPTION OF PIN (cont.) Pin No. Name DC voltage (V ) Peripheral circuit of pins Description of function 2.5V ⋅ABL (Automatic Beam Limitter) input pin. Recommended voltage range is 0 to 5V. When ABL function is not used, set to 5V. 20k 15 ABL IN When open 2.5V 1.2k 1.2k 30k 0.5mA 15 16 17 NC VCC (5V) − − 5 − 18 18 S on G Sep OUT ⋅Sync signal output pin, Being of open collector output type. − 41k ⋅Input pulses 2.5 to 5V 19 Clamp Pulse IN − 0.5V maximum 19 2.2V ⋅Input at low impedance. 0.15mA 50k 20 SCL ⋅SCL of I2C BUS (Serial clock line) VTH=2.3V − 20 2k 3V 50k 21 SDA ⋅SDA of I2C BUS (Serial data line) VTH=2.3V − 21 2k 3V 17 MITSUBISHI ICs (Monitor) M52743SP/M52744SP I2C BUS CONTROLLED 3-CHANNEL VIDEO PREAMPLIFIER DESCRIPTION OF PIN (cont.) Pin No. 23 24 25 26 Name D/A OUT DC voltage (V ) Peripheral circuit of pins − Description of function ⋅D/A output pin. Output voltage range is 0 to 5V, Max output current is 0.4mA. 23 50k R ⋅Input pulses 2.5 to 5V G 27 Retrace BLK IN − B 0.5V maximum 27 2.25V ⋅Connected to GND if not used. 35k 28 31 34 EXT Feed Back (B) EXT Feed Back (G) EXT Feed Back (R) − Variable 28 29 32 35 OUTPUT (B) OUTPUT (G) OUTPUT (R) ⋅A resistor is needed on the GND side. Set discretionally to maximum 15mA, depending on the required driving capacity. 36 Variable 50 50 29 36 VCC2 ⋅Used to supply power to output emitter follower only. 12 Impressed 35k 30 Main Brightness ⋅It is recommended that the IC be used between pedestal voltage 2V and 3V. − 30 18 MITSUBISHI ICs (Monitor) M52743SP/M52744SP I2C BUS CONTROLLED 3-CHANNEL VIDEO PREAMPLIFIER APPLICATION METHOD FOR M52743SP CLAMP PULSE INPUT Clamp pulse width is recommended above 15kHz, 1.0µsec above 30kHz, 0.5µsec above 64kHz, 0.3µsec. The clamp pulse circuit in ordinary set is a long round about way, and beside high voltage, sometimes connected to external terminal, it is very easy affected by large surge. Therefore, the Fig. shown right is recommended. 19 EXT-FEED BACK In case of application circuit example of lower figure, Set up R1, R2 which seems that the black level of the signal feedbacked from Power AMP is 1V, when the bottom of output signal is 1V. MAIN BRIGHTNESS DC:1 to 5V Power Amp Power Amp OUT M52743SP/M52744SP Pre Amp INPUT R R OUT PUT Black level 1 to 5V R1 R Feed back Black level 1 to 5V R2 EXT-FEED BACK APPLICATION CIRCUIT NOTICE OF APPLICATION ⋅ Make the nearest distance between output pin and pull down resister. ⋅ Recommended pedestal voltage of IC output signal is 2V. TAILING There is the case that a screen tailing like a figure by characteristic of the next stage amplifier connected to M52744SP. That case recommends use of M52743SP. Window signal SCREEN 19 Shadow tailing