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Part Number
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AD7887 |
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Manufacturer
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Analog Devices |
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Description
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+2.7 V to +5.25 V Micropower 2-Channel 125kSPS 12-Bit ADC |
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Published
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Mar 23, 2005 |
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Detailed Description
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a
+2.7 V to +5.25 V, Micropower, 2-Channel, 125 kSPS, 12-Bit ADC in 8-Lead SOIC AD7887
FUNCTIONAL BLOCK DIAGRAM
AIN0
...
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Datasheet
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AD7887
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Overview
a
+2.
7 V to +5.
25 V, Micropower, 2-Channel, 125 kSPS, 12-Bit ADC in 8-Lead SOIC AD7887
FUNCTIONAL BLOCK DIAGRAM
AIN0
FEATURES Specified for VDD of +2.
7 V to +5.
25 V Flexible Power/Throughput Rate Management Shutdown Mode: 1 A Max One/Two Single-Ended Inputs Serial Interface: SPI™/QSPI™/MICROWIRE™/DSP Compatible 8-Lead Narrow SOIC and SOIC Packages APPLICATIONS Battery-Powered Systems (Personal Digital Assistants, Medical Instruments, Mobile Communications) Instrumentation and Control Systems High Speed Modems
AD7887
I/P MUX T/H
VREF/ AIN1 VREF/AIN1 VDD SOFTWARE CONTROL LATCH BUF 2.
5V REF COMP
CHARGE REDISTRIBUTION DAC
GND
SAR + ADC CONTROL LOGIC
GENERAL DESCRIPTION
The AD7887 is...
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