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AD8842

Analog Devices
Part Number AD8842
Manufacturer Analog Devices
Description CMOS TrimDAC
Published Mar 23, 2005
Detailed Description a FEATURES Low Cost Replaces 8 Potentiometers 50 kHz 4-Quadrant Multiplying Bandwidth Low Zero Output Error Eight Indivi...
Datasheet PDF File AD8842 PDF File

AD8842
AD8842


Overview
a FEATURES Low Cost Replaces 8 Potentiometers 50 kHz 4-Quadrant Multiplying Bandwidth Low Zero Output Error Eight Individual Channels 3-Wire Serial Input 500 kHz Update Data Loading Rate ±3 V Output Swing Midscale Preset, Zero Volts Out APPLICATIONS Automatic Adjustment Trimmer Replacement Vertical Deflection Amplitude Adjustment Waveform Generation and Modulation 8-Bit Octal, 4-Quadrant Multiplying, CMOS TrimDAC AD8842 FUNCTIONAL BLOCK DIAGRAM VDD LD SDI CLK DECODED ADDRESS 8 LOGIC DATA 48 SERIAL REGISTER 8X 8 DAC R E G I S T E R S 8 8 DAC A G AD8842 DAC H G VINA VOUT A VINH VOUT H GND SDO PR VSS GENERAL DESCRIPTION The AD8842 provides eight general purpose digitally controll...



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