16 Bit, 500 kSPS, 4 and 8 Channel, Single Supply, SAR ADCs with Bipolar Input Ranges, Replace ADS8688.
SGM51652H4 SGM51652H4.pdf
FEATURES

 16 Bits ADC

 Programmable Input Ranges:

  Bipolar Ranges: ±10.24V, ±5.12V, and 

  ±2.56V0.24V, ±5.12V, and ±2.56V

  Unipolar Ranges: 0V to 10.24V and 0V to 5.12V

 Supply Voltage Ranges:

  Analog Supply: 5V

  I/O Supply: 1.65V to 5V

 On-Chip Reference: 4.096V

 Differential Nonlinearity (DNL): ±0.65LSB

 Integral Nonlinearity (INL):

  ±1.1LSB for All Bipolar Ranges

  ±0.5LSB for All Unipolar Ranges

 Signal-to-Noise Ratio (SNR): 91dB

 Total Harmonic Distortion (THD): -102dB

 Alarm Features

 Daisy-Chain Operation

 -40℃ to +125℃ Operating Temperature Range

 Available in a Green TSSOP-38 Package

PIN CONFIGUTION
优势替代
ADS8688 ADS8688.pdf

No.13553

FEATURES

 16-Bit ADCs with Integrated Analog Front-End

 4-, 8-Channel MUX with Auto and Manual Scan

 Channel-Independent Programmable Input Ranges:

  Bipolar: ±10.24 V, ±5.12 V, ±2.56 V

  Unipolar: 10.24 V, 5.12 V

 5-V Analog Supply: 1.65-V to 5-V I/O Supply

 Constant Resistive Input Impedance: 1 MΩ

 Input Overvoltage Protection: Up to ±20 V

 On-Chip, 4.096-V Reference with Low Drift

 Excellent Performance:

  500-kSPS Aggregate Throughput

  DNL: ±0.5 LSB; INL: ±0.75 LSB

  Low Drift for Gain Error and Offset

  SNR: 92 dB; THD: –102 dB

  Low Power: 65 mW

 AUX Input → Direct Connection to ADC Inputs

 SPI™-Compatible Interface with Daisy-Chain

 Industrial Temperature Range: –40°C to 125°C

 TSSOP-38 Package (9.7 mm × 4.4 mm)

PIN CONFIGUTION
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