Datasheet Analog Devices AD7945BR-REEL — Datenblatt

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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
Fast Settling: 600 ns to 0.01% with AD843 +3.3 V/+5 V Multiplying
12-Bit DACs
AD7943/AD7945/AD7948
FUNCTIONAL BLOCK DIAGRAMS
VDD RFB AD7943 IOUT1 12-BIT DAC VREF IOUT2 CLR
LD1
LD2 DAC REGISTER AGND SRI INPUT SHIFT REGISTER SRO APPLICATIONS
Battery-Powered Instrumentation
Laptop Computers
Upgrades for All 754x Series DACs (5 V Designs)
STB1 STB2 STB3 STB4
VDD GENERAL DESCRIPTION The AD7943, AD7945 and AD7948 are fast 12-bit multiplying
DACs that operate from a single +5 V supply (Normal Mode) …