ICs for TV AN5385K Contour correction IC ■ Overview Unit: mm 19.1±0.3 22 12 1 11 4.50±0.25 6.35±0.30 The AN5385K is an IC which conducts contour correction for luminance signal and color difference signal. It corresponds to all broadcasting systems of PAL, NTSC and SECAM. Fewer external parts enables the TV sets to be less cost and high picture quality. • Black side contour emphasis and white side shoot elimination circuit are built in (for anti-blooming) • Transient correction of color difference signal (color missing improvement) • Red gamma correction circuit built in • Wider band of signal processing (Y: 7 MHz/−3 dB, Color difference: 3 MHz/−3 dB) • Delay time is identical for both Y and color difference. • Delay amount switch is built in • Delay line and coupling condenser built in 1.778 0.5±0.1 0.90±0.25 Seating plane 1.10±0.25 3.45±0.25 ■ Features 7.62±0.25 15° 3° to +0.10 0.35 – 0.05 SDIP022-P-0300A ■ Applications • Color TV, wide TV YIN 12 Sync chip clamp YMGA Correction signal generation, white side shoot erase Delay switch Delay line 14 YMCO 11 10 YDL 19 V CC3 17 V CC2 15 V CC1 ■ Block Diagram 8 YOUT Delay line Correction signal generation Delay line 18 Pedestal clamp 1 Correction signal generation Delay line 4 Red gamma correction UOUT CTIG VOUT 3 POL 2 VSL 22 VGA 5 GND3 7 GND2 GND1 9 Delay line 21 20 6 Delay line N.C. VIN Pedestal clamp 13 C-pulse 16 N.C. UIN 1 AN5385K ICs for TV ■ Pin Descriptions Pin No. Description Pin No. Description 1 CTI control pin 12 Y-signal input pin 2 Red gamma folding point control pin 13 N.C. 3 V-polarity switch pin 14 Signal VM control pin 4 V-signal output pin 15 VCC1 (Y) 5 GND3 (V) 16 U-signal input pin 6 U-signal output pin 17 VCC2 (U) 7 GND2 (U) 18 Clamp pulse input pin 8 Y-signal delay time switch pin 19 VCC3 (V) 9 GND1 (Y) 20 V-signal input pin 10 Y-signal delay time switch pin 21 N.C. 11 Signal VM coring control pin 22 Red gamma control pin ■ Absolute Maximum Ratings Parameter Symbol Rating Unit Supply voltage VCC VCC1 / VCC2 / VCC3 10.0 V Supply current ICC ICC1 25.0 mA ICC2 25.0 ICC3 25.0 Power dissipation *2 Operating ambient temperature Storage temperature *1 *1 PD 750 mW Topr −20 to +70 °C Tstg −55 to +150 °C Note) *1: Except for the operating ambient temperature and storage temperature, all ratings are for Ta = 25°C. *2: The power dissipation shown is the value for Ta = 70°C. ■ Recommended Operating Range Parameter Supply voltage Symbol Range Unit VCC1 / VCC2 / VCC3 8.1 to 9.9 V Note) On/off for VCC1 / VCC2 and VCC3 should be done simultaneously. Be careful for static electricity damage of pin 6. ■ Electrical Characteristics at Ta = 25°C Parameter Symbol Conditions Min Typ Max Unit DC characteristics 2 Circuit current 1 ICC1 VCC1 = VCC2 = VCC3 = 9.0 V 11 14 17 mA Circuit current 2 ICC2 VCC1 = VCC2 = VCC3 = 9.0 V 13 16 19 mA Circuit current 3 ICC3 VCC1 = VCC2 = VCC3 = 9.0 V 14 17 20 mA Circuit voltage 1 V3−5 VCC1 = VCC2 = VCC3 = 9.0 V 4.0 4.5 5.0 V Circuit voltage 2 V4−5 VCC1 = VCC2 = VCC3 = 9.0 V 4.0 4.5 5.0 V ICs for TV AN5385K ■ Electrical Characteristics at Ta = 25°C (continued) Parameter Symbol Conditions Min Typ Max Unit DC characteristics (continued) Circuit voltage 3 V6−7 VCC1 = VCC2 = VCC3 = 9.0 V 2.5 3.0 3.5 V Circuit voltage 4 V8−9 VCC1 = VCC2 = VCC3 = 9.0 V 5.0 5.5 6.0 V Circuit voltage 5 V12−9 VCC1 = VCC2 = VCC3 = 9.0 V 3.2 3.6 4.0 V Circuit voltage 6 V16−7 VCC1 = VCC2 = VCC3 = 9.0 V 5.4 6.0 6.6 V Circuit voltage 7 V20−5 VCC1 = VCC2 = VCC3 = 9.0 V 5.4 6.0 6.6 V Y-system YOUT output gain GY YIN: 2 MHz, 1.0 V[p-p] Sine wave −2.0 input, YDL = 9.0 V, VMCO = 2.0 V VMGA = 2.0 V 0.0 2.0 dB I/O delay time 11 TY11 YIN: 500 kHz, 0.3 V[p-p] Sine wave 200 input, YDL = 0.0 V, VMCO = 2.0 V VMGA = 2.0 V 280 360 ns I/O delay time 12 TY12 YIN: 2 MHz, 0.3 V[p-p] Sine wave 200 input, YDL = 0.0 V, VMCO = 2.0 V VMGA = 2.0 V 280 360 ns I/O delay time 21 TY21 YIN: 500 kHz, 0.3 V[p-p] Sine wave 500 input, YDL = 9.0 V, VMCO = 2.0 V VMGA = 2.0 V 600 700 ns I/O delay time 22 TY22 YIN: 2 MHz, 0.3 V[p-p] Sine wave 500 input, YDL = 9.0 V, VMCO = 2.0 V VMGA = 2.0 V 600 700 ns Coring characteristics 1 eco1 YIN: 2 MHz, 0.2 V[p-p] Sine wave input, YDL = 9.0 V, VMGA = 4.0 V VMCO: 2.0 V 0.2 2.3 4.4 dB Coring characteristics 2 ∆eco YIN: 2 MHz, 0.2V[p-p] Sin wave input, YDL = 9.0 V, VMGA = 4.0 V VMCO: 4.0 V 0.4 2.4 4.4 dB Signal VM characteristics 1 eVM1 YIN: 2 MHz, 1.0 V[p-p] Sine wave input, YDL = 9.0 V, VMCO = 3.0 V VMGA = 3.0 V 1.0 2.5 4.0 dB Signal VM characteristics 2 ∆eVM YIN: 2 MHz, 1.0 V[p-p] Sine wave input, YDL = 9.0 V, VMCO = 3.0 V VMGA = 4.0 V 3.0 4.0 5.0 dB YOUT frequency characteristics 1 ∆AY1 YOUT: Measure at 7 MHz point, 0 dB: 1 MHz, YDL = 0.0 V VMCO = 2.0 V, VMGA = 2.0 V −3.0 dB YOUT frequency characteristics 2 ∆AY2 YOUT: Measure at 7 MHz point, 0 dB: 1 MHz, YDL = 9.0 V VMCO = 2.0 V, VMGA = 2.0 V −3.0 dB 3 AN5385K ICs for TV ■ Electrical Characteristics at Ta = 25°C (continued) Parameter Symbol Conditions Min Typ Max Unit GU UIN: 500 kHz, 0.5 V[p-p] Sine wave input, C-pulse = 0 V, CTIG = 2.0 V 5.0 6.0 7.0 dB CTI characteristics 1 eUCTI1 UIN: 500 kHz, 0.5 V[p-p] Sine wave input, C-pulse = 0 V, CTIG = 3.0 V 5.0 6.0 7.0 dB CTI characteristics 2 ∆eUCTI UIN: 500 kHz, 0.5 V[p-p] Sine wave input, C-pulse = 0 V, CTIG = 4.0 V 2.4 3.3 4.2 dB ∆aU UOUT: Measure at 3 MHz point, 0 dB: 500 kHz, C-pulse = 0 V CTIG = 2.0 V −3.0 dB GV VIN: 500 kHz, 0.5 V[p-p] Sine wave input, C-pulse = 0 V CTIG = 2.0 V, VGA = 3.0 V VSL = 5.0 V, POL = 9.0 V 4.9 6.0 7.1 dB CTI characteristics 3 eVCTI3 VIN: 500 kHz, 0.5 V[p-p] Sine wave input, C-pulse = 0 V CTIG = 3.0 V, VGA = 3.0 V VSL = 5.0 V, POL = 9.0 V 4.7 5.7 6.7 dB CTI characteristics 4 ∆eVCTI VIN: 500 kHz, 0.5 V[p-p] Sine wave input, C-pulse = 0 V, CTIG = 4.0 V, VGA = 3.0 V VSL = 5.0 V, POL = 9.0 V 1.7 2.6 3.5 dB VOUT frequency characteristics ∆aV VOUT: Measure at 3 MHz point, 0 dB: 500 kHz, C-pulse = 0 V CTIG = 2.0 V, VGA = 3.0 V VSL = 5.0 V, POL = 9.0 V −3.0 dB YU relative delay time TYU YIN: 500 kHz, 1.0 V[p-p], UIN: 500 kHz, 0.5 V[p-p], YDL = 9.0 V VMCO = 2.0 V, VMGA = 2.0 V C-pulse = 0.0 V, CTIG = 2.0 V −6 37 80 ns YV relative delay time TYV YIN: 500 kHz, 1.0 V[p-p] VIN: 500 kHz, 0.5 V[p-p] YDL = 9.0 V, VMCO = 2.0 V VMGA = 2.0 V, CTIG = 2.0 V C-pulse = 0.0 V, VGA = 3.0 V VSL = 5.0 V, POL = 9.0 V −16 27 70 ns UV relative delay time TUV UIN: 500 kHz, 0.5 V[p-p], VIN: 500 kHz, 0.5 V[p-p], CTIG = 2.0 V, C-pulse = 0.0 V VGA = 3.0 V, VSL = 5.0 V POL = 9.0 V −96 −10 76 ns U-system UOUT output gain UOUT frequency characteristics V-system VOUT output gain 4 ICs for TV AN5385K ■ Electrical Characteristics at Ta = 25°C (continued) Parameter Symbol Conditions Min Typ Max Unit V-system (continued) Red gamma bending point variation 11 eVGS11 VIN: 500 kHz, 0.5 V[p-p] Sine wave −3.6 input, C-pulse = 0 V, CTIG = 3.0 V VGA = 5.0 V, VSL = 3.0 V POL = 9.0 V 0.0 3.6 dB Red gamma bending point variation 12 ∆eVGS1 VIN: 500 kHz, 0.5 V[p-p] Sine wave input, C-pulse = 0 V, CTIG = 3.0 V VGA = 5.0 V, VSL = 5.0 V POL = 9.0 V 2.5 6.0 9.5 dB Red gamma bending point variation 21 eVGS21 VIN: 500 kHz, 0.5 V[p-p] Sine wave −3.6 input, C-pulse = 0 V, CTIG = 3.0 V VGA = 5.0 V, VSL = 3.0 V POL = 0.0 V 0.0 3.6 dB Red gamma bending point variation 22 ∆eVGS2 VIN: 500 kHz, 0.5 V[p-p] Sine wave input, C-pulse = 0 V, CTIG = 3.0 V VGA = 5.0 V, VSL = 5.0 V POL = 0.0 V 1.5 5.0 8.5 dB Red gamma control 11 eVGE11 VIN: 500 kHz, 0.5 V[p-p] Sine wave input, C-pulse = 0 V, CTIG = 3.0 V VGA = 3.0 V, VSL = 3.0 V POL = 9.0 V 4.5 5.5 6.5 dB Red gamma control 12 ∆eVGE1 VIN: 500 kHz, 0.5 V[p-p] Sine wave input, C-pulse = 0 V, CTIG = 3.0 V VGA = 5.0 V, VSL = 3.0 V POL = 9.0 V 2.5 6.0 9.5 dB Red gamma control 21 eVGE21 VIN: 500 kHz, 0.5 V[p-p] Sine wave input, C-pulse = 0 V, CTIG = 3.0 V VGA = 3.0 V, VSL = 3.0 V POL = 0.0 V 4.5 5.5 6.5 dB Red gamma control 22 ∆eVGE2 VIN: 500 kHz, 0.5 V[p-p] Sine wave input, C-pulse = 0 V, CTIG = 3.0 V VGA = 5.0 V, VSL = 3.0 V POL = 0.0 V 1.5 5.0 8.5 dB • Design reference data Note) The characteristics listed below are theoretical values based on the IC design and are not guaranteed. Parameter Symbol Conditions Min Typ Max Unit YOUT supply voltage variation ∆eYIVcc Output DC level difference between VCC (max.) and VCC (min.) 0.8 1.2 1.6 V UOUT supply voltage variation ∆eUIVcc Output DC level difference between VCC (max.) and VCC (min.) 0.4 0.8 1.2 V VOUT supply voltage variation ∆eVIVcc Output DC level difference between VCC (max.) and VCC (min.) 0.4 0.8 1.2 V 5 AN5385K ICs for TV ■ Terminal Equivalent Circuits Pin No. 1 Equivalent circuit 9V(VCC3) U-system Description CTI control pin: • Varies the CTI correction gain V-system 2 V: Correction off 3 V: Correction amount center (approx. 6 dB) 4 V: Correction amount maximum (approx. 12 dB) 1 3V 16 kΩ 3V 16 kΩ 16 kΩ 16 kΩ 50 µA 50 µA • Recommended use range: 2 V to 4 V 2 Red gamma folding point control pin: • Varies the red gamma correction slice level 9 V (VCC3) 50 µA 20 kΩ 3 V: The folding point comes closest to the pedestal 5 V: The folding point is kept farthest from the pedestal 20 kΩ 2 4V • Recommended use range: 3 V to 5 V 3 9 V (VCC3) 50 µA 160 kΩ V-polarity changeover pin: • Changes over the input/output polarity of V-signal 50 µA Threshold value: 4.5 V 0 V: negative polarity 9 V: positive polarity 20 kΩ 3 3.8 V 4 9 V (VCC3) 50 µA V-signal output pin: • To output the V-signal in which a correction signal has been added to V-signal (R−Y) input from pin 20 4 50 µA 6 • Output level: 1.0 V[p-p] (where, 0.5 V[p-p] of U-signal input) ICs for TV AN5385K ■ Terminal Equivalent Circuits (continued) Pin No. Equivalent circuit 5 Description GND3 pin: • GND pin of V-system 6 9 V (VCC2) 50 µA U-signal output pin: • To output U-signal output in which a correction signal has been added to U-signal (B−Y) input from pin 16 6 • Output level: 1.0 V[p-p] (where, 0.5 V[p-p] of U-signal input) 50 µA 7 GND2 pin: • GND pin of U-system 8 9 V (VCC1) 50 µA Y-signal output pin: • To output Y-signal in which a correction signal has been added to the Y-signal inputted from pin 12 8 • Output level: Synchronous negative 1.0 V[p-p] (where, 1.0 V[p-p] of Y-signal input) 50 µA 9 GND1 pin: • Y-system GND pin 9 V (VCC1) 10 Threshold voltage: 0.7 V 9 V: Total 600 ns delay 0 V: Total 280 ns delay 100 kΩ 10 11 Y-signal delay time changeover pin: • Changes over Y-signal delay time Signal VM coring control pin: • To control VM signal coring volume 9 V (VCC3) 11 3V 20 kΩ 2 V: No coring 4 V: Maximum coring (approx. 8%) 20 kΩ 50 µA • Recommended usable range: 2 V to 4 V 7 AN5385K ICs for TV ■ Terminal Equivalent Circuits (continued) Pin No. Equivalent circuit Description 12 Y-signal output pin: • To input video brightness signal 9 V (VCC1) 50 µA 4.2 V 12 • Input level: Synchronous negative: 1.0 V[p-p] • Recommended use method: Add a coupling capacitor (2.2 µ) to the input signal in series. 10 µA 13 14 N.C. pin: • Ground Signal VM control pin: • To control correction gain of signal VM 9 V (VCC1) 14 2 V: correction off 4 V: Maximum correction (approx. 6 dB) 3V 16 kΩ 16 kΩ 50 µA • Recommended use range: 2 V to 4 V 15 Power supply pin (Y-system): 15 16 Operating supply voltage range: 9 V (allowance: ±10%) U-signal input pin: • To input the U-signal (B−Y) of color difference. 9 V (VCC2) 500 Ω 500 Ω 16 CLP 17 • Input level: 0.5 V[p-p] Power supply pin (U-system): 17 8 25 µA Operating supply voltage range: 9 V (allowance: ±10%) ICs for TV AN5385K ■ Terminal Equivalent Circuits (continued) Pin No. Equivalent circuit 18 Description Clamp pulse input pin: • To input a clamp pulse. Input SCP or H-sync signal of 0 V to 5 V 9 V (VCC2) 50 µA SCP 3.5 V 18 H-sync signal 4.7 V 5.0 V 2.4 V Threshold voltage: 3.5 V 19 Power supply pin (V-system): 19 20 Operating power supply range: 9 V (allowance: ±10%) V-signal input pin: • To input the V-signal (R−Y) of color difference 9 V (VCC2) 500 Ω 500 Ω 20 25 µA CLP 21 N.C. pin: • Ground 22 Red gamma control pin: • To control correction gain of red gamma 9 V (VCC3) 50 µA 20 kΩ 22 • Input level: 0.5 V[p-p] 20 kΩ 4V 3 V: Off 5 V: Maximum • Recommended use range: 3 V to 5 V 9