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AD7729

Analog Devices
Part Number AD7729
Manufacturer Analog Devices
Description Dual Sigma-Delta ADC with Auxiliary DAC
Published Mar 23, 2005
Detailed Description a FEATURES +3 V Supply Voltage Baseband Serial Port (BSPORT) Differential IRx and QRx ADC Channels Two 15-Bit Sigma-Delt...
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AD7729
AD7729


Overview
a FEATURES +3 V Supply Voltage Baseband Serial Port (BSPORT) Differential IRx and QRx ADC Channels Two 15-Bit Sigma-Delta A/D Converters FIR Digital Filters 64 dB SNR Output Word Rate 270.
83 kHz Twos Complement Coding On-Chip Offset Calibration Power-Down Mode Auxiliary D/A Converter Auxiliary Serial Port (ASPORT) On-Chip Voltage Reference Low Power 28-Lead TSSOP/28-Lead SOIC APPLICATIONS GSM Basestations Pagers FUNCTIONAL BLOCK DIAGRAM DVDD2 DVDD1 DGND AGND AVDD1 Dual Sigma-Delta ADC with Auxiliary DAC AD7729 GENERAL DESCRIPTION This monolithic 3 V CMOS device is a low power, two-channel, input port with signal conditioning.
The receive path is composed of two high performance sigma-delta...



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