Part Number
|
AD7740 |
Manufacturer
|
Analog Devices |
Description
|
Synchronous Voltage-to-Frequency Converter |
Published
|
Mar 23, 2005 |
Detailed Description
|
a
FEATURES Synchronous Operation Full-Scale Frequency Set by External System Clock 8-Lead SOT-23 and 8-Lead microSOIC Pa...
|
Datasheet
|
AD7740
|
Overview
a
FEATURES Synchronous Operation Full-Scale Frequency Set by External System Clock 8-Lead SOT-23 and 8-Lead microSOIC Packages 3 V or 5 V Operation Low Power: 3 mW (Typ) Nominal Input Range: 0 to VREF True –150 mV Capability Without Charge Pump VREF Range: 2.
5 V to VDD Internal 2.
5 V Reference 1 MHz Max Input Frequency Selectable High Impedance Buffered Input Minimal External Components Required APPLICATIONS Isolation of High Common-Mode Voltages Low-Cost Analog-to-Digital Conversion Battery Monitoring Automotive Sensing
3 V/5 V Low Power, Synchronous Voltage-to-Frequency Converter AD7740*
FUNCTIONAL BLOCK DIAGRAM
REFIN/OUT VDD
AD7740
2.
5V REFERENCE
VIN
X1
VOLTAGE-TOFREQUENCY MODULATOR...
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