HI7191
Description
The Intersil HI7191 is a monolithic instrumentation, sigma delta A/D converter which operates from ±5V supplies. Both the signal and reference inputs are fully differential for maximum flexibility and performance.
Key Features
- 22-Bit Resolution with No Missing Code
- 0.0007% Integral Non-Linearity (Typ)
- 20mV to ±2.5V Full Scale Input Ranges
- Internal PGIA with Gains of 1 to 128
- Serial Data I/O Interface, SPI compatible
- Differential Analog and Reference Inputs
- Internal or System Calibration
- 120dB Rejection of 60/50Hz Line Noise
- Settling Time of 4 Conversions (Max) for a Step Input
