(ADS8327 / ADS8328) ANALOG-TO-DIGITAL CONVERTERS
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BurrĆBrown Products from Texas Instruments
ADS8327 ADS8328
SLAS415A – APRIL 2006 – REVISED MAY 200...
Description
www.DataSheet4U.com
BurrĆBrown Products from Texas Instruments
ADS8327 ADS8328
SLAS415A – APRIL 2006 – REVISED MAY 2006
LOW POWER, 16-BIT, 500-kHz, SINGLE/DUAL UNIPOLAR INPUT, ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL INTERFACE
FEATURES
2.7-V to 5.5-V Analog Supply, Low Power: – 10.6 mW (+VA = 2.7 V, +VBD = 1.8 V) 500-kHz Sampling Rate Excellent DC Performance – ±1.2 LSB Typ, ±2 LSB Max INL – ±0.6 LSB Typ, ±1 LSB Max DNL – 16-Bit NMC Over Temperature – ±0.5 mV Max Offset Error at 2.7 V – ±1 mV Max Offset Error at 5 V Excellent AC Performance at fi = 10 kHz with 91 dB SNR, 101 dB SFDR, –98 dB THD Built-In Conversion Clock (CCLK) 1.65 V to 5.5 V I/O Supply – SPI/DSP Compatible Serial – SCLK up to 50 MHz Comprehensive Power-Down Modes: – Deep Powerdown – Nap Powerdown – Auto Nap Powerdown Unipolar Input Range: 0 V to Vref Software Reset Global CONVST (Independent of CS) Programmable Status/Polarity EOC/INT 16-Pin TSSOP Package Multi-Chip Daisy Chain Mode Programmable TAG Bit Output Manual/Auto Channel Select Mode (ADS8328)
APPLICATIONS
Communications Transducer Interface Medical Instruments Magnetometers Industrial Process Control Data Acquisition Systems Automatic Test Equipment
DESCRIPTION
The ADS8327 is a low power, 16-bit, 500-ksps analog-to-digital converter with a unipolar input. The device includes a 16-bit capacitor-based SAR A/D converter with inherent sample and hold. The ADS8328 is based on the same core and includes a 2-to-1 input MUX with pro...
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