Datasheet Summary
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Single and Multichannel, Synchronous Voltage-to-Frequency Converters AD7741/AD7742
FUNCTIONAL BLOCK DIAGRAMS
VDD REFIN/OUT PD +2.5V REFERENCE
Features
AD7741: One Single-Ended Input Channel AD7742: Two Differential or Three Pseudo-Differential Input Channels Integral Nonlinearity of 0.012% at fOUT(Max) = 2.75 MHz (AD7742) and at fOUT(Max) = 1.35 MHz (AD7741) Single +5 V Supply Operation Buffered Inputs Programmable Gain Analog Front-End On-Chip +2.5 V Reference Internal/External Reference Option Power Down to 35 A Max Minimal External ponents Required 8-Lead and 16-Lead DIP and SOIC Packages APPLICATIONS Low Cost Analog-to-Digital Conversion Signal Isolation
GAIN VIN1 VIN2...