MB40968

FUJITSU SEMICONDUCTOR DATA SHEET DS04-28308-3E ASSP 2-Channel 8-BIT D/A Converter MB40968/40968V s DESCRIPTION The Fujitsu MB40968/40968V is a 2-channel 8-bit high speed digital to analog converter for video frequency band fabricated by Fujitsu Advanced Bipolar Technology. This is suitable for YC signal processing of digital VCR. s FEATURES Resolution: 8-bits Linearity error: ±0.2% (max.) Maximum conversion rate: 30 MHz (Min.) Analog output voltage range: 3 to 5V Reference voltage output: MB40968: Resistance-type potential divider output (3/5 × VCCA) MB40968V: Band gap reference output (VCCA – 2 [V]) Digital input voltage: Single power supply voltage: Power dissipation: TTL level +5.0 [V] 270 [mW] (typ) s PACKAGE Plastic DIP , 28 pin Plastic FTP, 28 pin (DIP-28P-M03) (FTP-28P-M01) MB40968/40968V s PIN ASSIGNMENT (TOP VIEW) A5 A6 A7 A 8(LSB) CLKA B 1(MSB) B2 B3 B4 B5 B6 B7 B 8(LSB) CLKB 1 2 3 4 5 6 7 8 9 10 11 12 13 14 28 27 26 25 24 23 22 21 20 19 18 17 16 15 A4 A3 A2 A 1(MSB) V CCD V CCA A OUT A.GND B OUT V CCA V RIN V ROUT COMP D.GND 2 MB40968/40968V s PIN DESCRIPTION Pin Number 25 to 28 1 to 4 6 to 13 5 14 24 19, 23 15 21 Symbol A1 to A8 B1 to B8 CLKA CLKB VCCD VCCA D-GND A-GND I/O I I I I — — — — Descriptions A-channel Digital Signal Inputs: A1 (MSB), A8 (LSB) B- channel Digital Signal Inputs: B1 (MSB), B8 (LSB) A-channel Clock Input B-channel Clock Input Power Supply for Digital Circuit Power Supply for Analog Circuit, two pins (19,23) should...