ADS1230IPWRG4

20位模拟数字转换器用于桥式传感器 20-Bit Analog-to-Digital Converter For Bridge Sensors

DESCRIPON

The ADS1230 is a precision 20-bit analog-to-digital converter ADC. With an onboard low-noise programmable gain amplifier PGA, onboard oscillator, and precision 20-bit delta-sigma ADC, the

ADS1230 provides a complete front-end solution for bridge sensor applications including weigh scales, strain gauges, and pressure sensors.

FEATURES

• Complete Front-End for Bridge Sensor

• Onboard PGA with Gain of 64 or 128

• Onboard Oscillator

• RMS Noise:

40nV at 10SPS G = 128

88nV at 80SPS G = 128

• 18-Bit Noise-Free Resolution

• Selectable 10SPS or 80SPS Data Rates

• Simultaneous 50Hz and 60Hz Rejection at 10SPS

• External Voltage Reference up to 5V for Ratiometric Measurements

• Simple, Pin-Driven Control

• Two-Wire Serial Digital Interface

• Tiny 16-pin TSSOP Package

• Supply Range: 2.7V to 5.3V

• –40°C to +85°C Temperature Range