ADS8861
www.ti.com SBAS557A – MAY 2013 – REVISED DECEMBER 2013 16-Bit, 1-MSPS, Serial Interface, microPower, Miniature,
True-Differential Input, SAR Analog-to-Digital Converter
Check for Samples: ADS8861 FEATURES APPLICATIONS Sample Rate: 1 MHz No Latency Output Unipolar, True-Differential Input Range:
–VREF to +VREF Wide Common-Mode Voltage Range:
0 V to VREF with 90-dB CMRR (min) SPIв„ў-Compatible Serial Interface with
Daisy-Chain Option Excellent AC and DC Performance:
– SNR: 96 dB, THD: –115 dB
– INL: ±1.0 LSB (max)
– DNL: ±1.0 LSB (max), 16-Bit NMC Wide Operating Range:
– AVDD: 2.7 V to 3.6 V
– DVDD: 2.7 V to 3.6 V
(Independent of AVDD)
– REF: 2.5 V to 5 V (Independent of AVDD)
– Operating Temperature: –40°C to +85°C Low-Power Dissipation:
– 5.5 mW at 1 MSPS
– 0.55 mW at 100 kSPS
– 55 µW at 10 kSPS Power-Down Current (AVDD): 50 nA Full-Scale Step Settling to 16 Bits: 290 ns Packages: MSOP-10 and SON-10 1 234 Traditional Input Range
ADS8861 Input Range VDIFF Automatic Test Equipment (ATE)
Instrumentation and Process Controls
Precision Medical Equipment
Low-Power, Battery-Operated Instruments DESCRIPTION
The ADS8861 is a 16-bit, 1-MSPS, true-differential …
