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FEATURES Low Cost Replaces Eight Potentiometers Eight Individually Programmable Outputs Three-Wire Serial Input Power Shutdown ≤ 25 W Including IDD and IREF Midscale Preset, AD8801 Separate V REFL Range Setting, AD8803 +3 V to +5 V Single Supply Operation APPLICATIONS Automatic Adjustment Trimmer Potentiometer Replacement Video and Audio Equipment Gain and Offset Adjustment Portable and Battery Operated Equipment
SDI CLK CS VDD GND
Octal 8-Bit TrimDAC with Power Shutdown AD8801/AD8803
FUNCTIONAL BLOCK DIAGRAM (DACs 2–7 Omitted for Clarity)
VREFH VREFL
AD8801/AD8803
8
8-BIT LATCH CK RS
VREFH DAC 1 VOUT VREFL 8 O1
DAC SELECT
1
8 ADDRESS 3 11-BIT SERIAL 8 LATCH D CK RS 8 8-BIT 8 LATCH CK RS
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AD8801 Datasheet
