FUJITSU SEMICONDUCTOR DATA SHEET DS04-28305-5E ASSP 3-Channel 8-Bit RGB D/A Converter MB40978 ■ DESCRIPTION The Fujitsu MB40978 is a 8-bit ultra high speed digital to analog converter for video frequency band fabricated by Fujitsu Advanced Bipolar Technology. Owing to adoption of RGB 3-channel input/output, it is suitable for digital TV, graphic display etc. ■ FEATURES • • • • • • • • Resolution Linearity Maximum Conversion Rate Analog Output Voltage Range Digital Input Voltage Single Power Supply Voltage Power Dissipation Package : 8bits : ±0.2% max. : 60MSPS min. : VCC to VCC -1(V) : TTL Compatible : +5.0V : 350mW typ. : Plastic DIP Package (Suffix: -P) : Plastic Flat Package (Suffix: -PFQ) ■ PACKAGES 42 pin, Plastic SH-DIP 44 pin, Plastic FPT (DIP-42P-M02) (FPT-44P-M11) This device contains circuitry to protect the inputs against damage due to high static voltages or electric fields. However, it is advised that normal precautions be taken to avoid application of any voltage higher than maximum rated voltages to this high impedance circuit. MB40978 ■ PIN ASSIGNMENTS (TOP VIEW) R7 R8 G1 G2 G3 G4 G5 G6 G7 G8 B1 B2 B3 B4 B5 B6 B7 B8 CLKB CLKG CLKR 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 R6 R5 R4 R3 R2 R1 VCCD VCCA GND ROUT GND GOUT GND BOUT GND VRIN VROUT VCCA COMP VCCD GND VCCD GND GND GND GND NC VCCA ROUT GOUT BOUT VRIN R1 1 44 43 42 41 40 39 38 37 36 35 34 R2 2 33 VROUT 32 VCCA INDEX R3 3 31 COMP R4 4 30 VCCD R5 5 29 GND R6 6 28 CLKR R7 7 27 CLKG R8 8 26 CLKB G1 9 25 B8 G2 10 24 B7 G3 1112 13 14 15 16 17 18 19 20 21 22 23 B6 G4 G5 G6 G7 G8 GN B1 B2 B3 B4 B5 2 MB40978 ■ PIN DESCRIPTION Pin Number Symbol Description DIP QFP 1, 2, 37 to 42 1 to 8 R1 to R8 R-channel Digital Signal Inputs VIH=2.0V min. VIL=0.8V max. 3 to 10 9 to 16 G1 to G8 G-channel Digital Signal Inputs 11 to 18 18 to 25 B1 to B8 B-channel Digital Signal Inputs 33 40 ROUT R-channel Analog Signal Output 31 38 GOUT G-channel Analog Signal Output 29 36 BOUT B-channel Analog Signal Output 21 28 CLKR R-channel Clock Input VIH=2.0V min. VIL=0.8V max. 20 27 CLKG G-channel Clock Input 19 26 CLKB B-channel Clock Input 27 34 VRIN Reference Voltage Input 26 33 VROUT Reference Voltage Output 24 31 COMP This pin is provided to connect a phase compensation capacitance. 1µF min capacitor is connected between GND. 25, 35 32, 42 VCCA Power Supply for Analog Circuit 5V ±5% 23, 36 30, 43 VCCD Power Supply for Digital Circuit 5V ±5% 22, 28, 30, 32, 34 17, 29, 35, 37, 39, 41 GND Ground — 44 N.C. No connection 3 MB40978 ■ BLOCK DIAGRAM CLKR ROUT R1 (MSB) R2 R3 R4 R5 R6 R7 R8 (LSB) Input buffer 8 (R) Master slave F-F (R) 8 Buffer 8 (R) Current switch (R) CLKG GOUT G1 (MSB) G2 G3 G4 G5 G6 G7 G8 (LSB) Input buffer 8 (G) Master slave F-F (G) 8 Buffer 8 (G) Current switch (G) CLKB BOUT B1 (MSB) B2 B3 B4 B5 B6 B7 B8 (LSB) Input buffer (B) 8 Master slave F-F (B) 8 Buffer 8 (B) Current switch (B) Reference resistor AMP Reference voltage GND 4 VROUT VRIN COMP VCCD VCCA MB40978 ■ ABSOLUTE MAXIMUM RATINGS Parameter Symbol Rating Unit VCCA, VCCD –0.5 to +7.0 V Analog reference voltage VRIN –0.5 to VCCA +0.5 V Digital input voltage VID –0.5 to +7.0 V Storage temperature TSTG –55 to +125 °C Power supply voltage Note: Permanent device damage may occur if the above Absolute Maximum Ratings are exceeded. Functional operation should be restricted to the conditions as detailed in the operational sections of this data sheet. Exposure to absolute maximum rating conditions for extended periods may affect device reliability. ■ RECOMMENDED OPERATING CONDITIONS Parameter Symbol Value Unit Min Typ Max VCCA, VCCD (VCCA – VCCD) 4.75 (–0.2) 5.0 5.25 (0.2) V Analog reference voltage VRIN 3.70 4.00 4.30 V Digital high-level input voltage VIHD 2.0 — — V Digital low-level voltage VILD — — 0.8 V Clock frequency fCLK — — 60 MHz Set-up time tS 10 — — ns Hold time tH 4.0 — — ns Minimum high pulse width tW+ 7.5 — — ns Minimum low pulse width tW– 7.5 — — ns CCOPM 1.0 — — µF Ta 0 — 70 °C Power supply voltage Phase compensation capacitance Operating temperature Note: VCCA - VREF ≤ 1.2V 5 MB40978 ■ ELECTRICAL CHARACTERISTICS (VCCA = VCCD = 4.75 to 5.25V, Ta = 0 to 70°C) Parameter Symbol Condition Resolution — Linearity error LE Reference input current IRIN Reference output voltage Value Unit Min. Typ. Max. — — — 8 Bits — — — ±0.2 % — — 10 µA VRIN, VROUT Short VROUT VCC=5.00V 3.900 4.000 4.100 V Digital high-level input curren IIHD VIHD=2.7V — — 20 µA Digital low-level input current IILD VILD=0.4V –100 — — µA 0 2 6 % VCCA –15 VCCA — mV VCCA=VCCD=5.000V VRIN=4.00V 3.944 4.004 4.064 V VCCA=VCCD=5.000V VRIN, VROUT Short 3.884 4.004 4.124 V — 240 — Ω — *70 102 mA RGB output voltage ratio FSR Full-scale output voltage VOFS Zero-scale output voltage VOZS Output resistance RO Power supply current ICC — VCCA=5.000V VRIN, VROUT Short — VCC=5.25V VRIN, VROUT Short Note: VCCA = VCCD = 5.00V ■ SWITCHING CHARACTERISTICS (VCCA = VCCD = 4.75 to 5.25V, Ta = 0 to 70°C) Parameter Value Unit Min. Typ. Max. FS 60 — — MSPS tPLH tPHL — 10 — ns Output rise time tr — 5 — ns Output fall time tf — 5 — ns Maximum conversion rate Output delay time 6 Symbol MB40978 ■ REFERENCE VOLTAGE OUTPUT EQUIVALENT CIRCUIT • VROUT V CCA V ROUT GND ■ ANALOG OUTPUT EQUIVALENT CIRCUIT • ROUT, GOUT, BOUT V CCA 240Ω R OUT, G OUT, B OUT I OUT GND ■ DIGITAL INPUT EQUIVALENT CIRCUIT V CCD 50 kΩ 50 kΩ Digital input R 1 to R 8, G 1 to G 8, B 1 to B 8, CLK R Threshold voltage = 1.4 V CLK G, CLK B GND 7 MB40978 ■ DAC OUTPUT VOLTAGE Input Output R1 toR8 G1 toG8 B1 toB8 ROUT GOUT BOUT FF 00 (VCCA) VOFS 5.000V 5.000V VOZS (VRIN) 4.004V 4.000V 1LSB=4mV ■ TIMING DIAGRAM tS tH 3V Data Input 1.5V 0V tW + tW 3V 1.5V Clock Input 0V VOFS 90% 50% Analog Output 10% VOZS tr tPLH 8 tf tPHL MB40978 ■ APPLICATION EXAMPLES 1. RGB Signal Process V CC V CCD CLOCK D1 to D8 (R) V CCA CLK R V RIN CLK G V ROUT CLK B GND R 1 to 8 R OUT R OUT GND D1 to D8 (G) G OUT G OUT G 1 to 8 GND D1 to D8 (B) B OUT B OUT B 1 to 8 COMP GND 2. Component Signal Processing V CC V CCD V CCA V RIN CLOCK (Y) CLOCK (R-Y) V ROUT CLOCK (B-Y) GND D1 to D8 (Y) R OUT R OUT R 1 to 8 (Y) GND D1 to D8 (R-Y) Matrix G OUT G 1 to 8 G OUT (R-Y) GND D1 to D8 (B-Y) B OUT B OUT B 1 to 8 COMP GND (B-Y) 9 MB40978 ■ PACKAGE DIMENSIONS 42 pin, Plastic DIP (DIP-42P-M02) +0.20 38.35 –0.30 +.008 1.510 –.012 INDEX-1 13.80±0.25 (.543±.010) INDEX-2 0.51(.020)MIN 5.25(.207)MAX 0.25±0.05 (.010±.002) 3.00(.118)MIN +0.50 1.00 –0 +.020 .039 –0 1.778±0.18 (.070±.007) 1.778(.070) MAX C 1994 FUJITSU LIMITED D42007S-3C-3 0.45±0.10 (.018±.004) 15.24(.600) TYP 15°MAX 35.56(1.400)REF Dimensions in mm (inches). (Continued) 10 MB40978 44 pin, Plastic FPT (FPT-44P-M11) 14.40±0.40 SQ (.567±.016) 10.00±0.20 SQ (.394±.008) 33 2.35(.093)MAX 0.05(.002)MIN (STAND OFF) 23 Details of "A" part 34 22 0.15(.006) 8.00 (.315) REF INDEX 0.20(.008) 11.60±0.30 (.457±.012) 0.18(.007)MAX 0.53(.021)MAX "A" 44 12 Details of "B" part LEAD No. 1 0.80(.0315)TYP 11 0.30±0.10 (.012±.004) 0.16(.006) M 0.15±0.05 (.006±.002) 0~10° "B" 1.40±0.30 (.055±.012) 0.10(.004) C 1994 FUJITSU LIMITED F44018S-1C-1 Dimensions in mm (inches). 11 MB40978 FUJITSU LIMITED For further information please contact: Japan FUJITSU LIMITED Corporate Global Business Support Division Electronic Devices KAWASAKI PLANT, 4-1-1, Kamikodanaka Nakahara-ku, Kawasaki-shi Kanagawa 211-88, Japan Tel: (044) 754-3753 Fax: (044) 754-3329 North and South America FUJITSU MICROELECTRONICS, INC. Semiconductor Division 3545 North First Street San Jose, CA 95134-1804, U.S.A. Tel: (408) 922-9000 Fax: (408) 432-9044/9045 Europe FUJITSU MIKROELEKTRONIK GmbH Am Siebenstein 6-10 63303 Dreieich-Buchschlag Germany Tel: (06103) 690-0 Fax: (06103) 690-122 Asia Pacific FUJITSU MICROELECTRONICS ASIA PTE. LIMITED #05-08, 151 Lorong Chuan New Tech Park Singapore 556741 Tel: (65) 281 0770 Fax: (65) 281 0220 All Rights Reserved. The contents of this document are subject to change without notice. Customers are advised to consult with FUJITSU sales representatives before ordering. The information and circuit diagrams in this document presented as examples of semiconductor device applications, and are not intended to be incorporated in devices for actual use. Also, FUJITSU is unable to assume responsibility for infringement of any patent rights or other rights of third parties arising from the use of this information or circuit diagrams. FUJITSU semiconductor devices are intended for use in standard applications (computers, office automation and other office equipment, industrial, communications, and measurement equipment, personal or household devices, etc.). CAUTION: Customers considering the use of our products in special applications where failure or abnormal operation may directly affect human lives or cause physical injury or property damage, or where extremely high levels of reliability are demanded (such as aerospace systems, atomic energy controls, sea floor repeaters, vehicle operating controls, medical devices for life support, etc.) are requested to consult with FUJITSU sales representatives before such use. The company will not be responsible for damages arising from such use without prior approval. Any semiconductor devices have inherently a certain rate of failure. You must protect against injury, damage or loss from such failures by incorporating safety design measures into your facility and equipment such as redundancy, fire protection, and prevention of over-current levels and other abnormal operating conditions. If any products described in this document represent goods or technologies subject to certain restrictions on export under the Foreign Exchange and Foreign Trade Control Law of Japan, the prior authorization by Japanese government should be required for export of those products from Japan. F9703 FUJITSU LIMITED 12 Printed in Japan