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| MCP4902 Datasheet, PDF (2/48 Pages) Microchip Technology – 8/10/12-Bit Dual Voltage Output Digital-to-Analog Converter with SPI Interface | |||
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MCP4902/4912/4922
Block Diagram
LDAC
CS SDI SCK
Interface Logic
Power-on
VDD
Reset
Input
Input
Register A Register B
VSS
DACA
Register
DACB
Register
VREF A
Buffer
Gain
Logic
String
DACA
String
DACB
Output
Op Amps
Output
Logic
Buffer
Gain
Logic
VREF B
VOUTA
SHDN
VOUTB
DS22250A-page 2
ï£ 2010 Microchip Technology Inc.
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