CS5530-ISZ Datasheet PDF - Cirrus Logic

●General Description

●The CS5530 is a highly integrated ΔΣ Analog-to-Digital Converter (ADC) which uses charge-balance techniques to achieve 24-bit performance. The ADC is optimized for measuring low-level unipolar or bipolar signals in weigh scale, process control, scientific, and medical applications.

●Features

●& Descriptio

●Chopper-stabilized Instrumentation Amplifier, 64X

●• 12 nV/√Hz @ 0.1 Hz (No 1/f noise)

●• 1200 pA Input Current

●Digital Gain Scaling up to 40x Delta-sigma Analog-to-digital Converter

●• Linearity Error: 0.0015% FS

●• Noise Free Resolution: Up to 19 bits

●Scalable VREF Input: Up to Analog Supply

●Simple Three-wire Serial Interface

●• SPI™ and Microwire™ Compatible

●• Schmitt-trigger on Serial Clock (SCLK)

●Onboard Offset and Gain Calibration Registers

●Selectable Word Rates: 6.25 to 3,840 Sps

●Selectable 50 or 60 Hz Rejection

●Power Supply Configurations

●• VA+ = +5 V; VA- = 0 V; VD+ = +3 V to +5 V

●• VA+ = +2.5 V; VA- = -2.5 V; VD+ = +3 V to +5 V

●• VA+ = +3 V; VA- = -3 V; VD+ = +3 V