AD7948ARS-B
数据手册.pdf\+ 3.3V / + 5V电压倍增的12位DAC +3.3 V/+5 V Multiplying 12-Bit DACs
GENERAL DESCRIPTION
The AD7943, AD7945 and AD7948 are fast 12-bit multiplying DACs that operate from a single +5 V supply Normal Mode and a single +3.3 V to +5 V supply Biased Mode. The AD7943 has a serial interface, the AD7945 has a 12-bit parallel interface, and the AD7948 has an 8-bit byte interface. They will replace the industry-standard AD7543, AD7545 and AD7548 in many applications, and they offer superior speed and power consumption performance.
FEATURES
12-Bit Multiplying DACs
Guaranteed Specifications with +3.3 V/+5 V Supply
0.5 LSBs INL and DNL
Low Power: 5 mW typ
Fast Interface
40 ns Strobe Pulsewidth AD7943
40 ns Write Pulsewidth AD7945, AD7948
Low Glitch: 60 nV-s with Amplifier Connected
APPLICATIONS
Battery-Powered Instrumentation
Laptop Computers
Upgrades for All 754x Series DACs 5 V Designs
