AD774B Datasheet | Analog Devices

a Features plete Monolithic 12-Bit A/D Converters with Reference, Clock, and Three-State Output Buffers Industry Standard Pinout High Speed Upgrades for AD574A 8- and 16-Bit Microprocessor Interface 8 ␮s (Max) Conversion Time (AD774B) 15 ␮s (Max) Conversion Time (AD674B) ؎5 V, ؎10 V, 0 V- 10 V, 0 V- 20 V Input Ranges mercial, Industrial, and Military Temperature Range Grades MIL-STD-883-pliant Versions Available plete 12-Bit A/D Converters AD674B /AD774B FUNCTIONAL BLOCK DIAGRAM 5V SUPPLY VLOGIC DATA MODE SELECT 12/8 CHIP SELECT CS BYTE ADDRESS/ SHORT CYCLE A0 READ/CONVERT R/C 1 2 3 4 5 CHIP ENABLE CE 6 12V/15V SUPPLY VCC 10V REFERENCE REF OUT 7 8 ANALOG MON AC REFERENCE INPUT REF IN - 12V/- 15V SUPPLY VEE 11 BIPOLAR OFFSET BIPOFF 10V SPAN INPUT 10VIN 13 20V SPAN INPUT 20VIN CONTROL CLOCK SAR 12 10V REF - P + I DAC Y OB UB TL PE U 199.95...