ADS1243-HT

ADS1243-HT www.ti.com 24-BIT ANALOG-TO-DIGITAL CONVERTER Check for Samples: ADS1243-HT SBAS525 – DECEMBER 2011 FEATURES 1 2 24-Bits No Missing Codes Simultaneous 50-Hz and 60-Hz Rejection (–90 dB Minimum) 0.0025% INL PGA Gains From 1 to 128 Single-Cycle Settling Programmable Data Output Rates External Differential Reference of 0.1 V to 5 V On-Chip Calibration SPI™ Compatible 2.7 V to 5.25 V Supply Range 600-µW Power Consumption Up to Eight Input Channels Up to Eight Data I/O APPLICATIONS Down-Hole Drilling High Temperature Environments Vibration/Modal Analysis Multi-Channel Data Acquisition Acoustics/Dynamic Strain Gauges Pressure Sensors SUPPORTS EXTREME TEMPERATURE APPLICATIONS Controlled Baseline One Assembly/Test Site One Fabrication Site Available in Extreme (–55°C/210°C) Temperature Range(1) Extended Product Life Cycle Extended Product-Change Notification Product Traceability Texas Instruments’ high temperature products utilize highly optimized silicon (die) solutions with design and process enhancements to maximize performance over extended temperatures. All devices are characterized and qualified for 1000 hours of continuous operating life at maximum rated temperatures. VDD VDD 2µA Offset DAC VREF+ VREF– XIN XOUT Clock Generator AIN0/D0 AIN1/D1 AIN2/D2 AIN3/D3 AIN4/D4 AIN5/D5 AIN6/D6 AIN7/D7 IN+ MUX IN– BUF A = 1:128 + PGA 2nd-Order Modulator Digital Filter Controller Registers 2µA GND GND P...