CS5526-BP Datasheet PDF - Cirrus Logic

●General Description

●The 16-bit CS5525 and the 20-bit CS5526 are highly in tegrated  ∆ΣA/D converters which include an

●instrumentation amplifier, a PGA (programmable gain amplifier), eight digital filters, and self and system calibration circuitry.

●Features

●Delta-sigma A/D Converter

●  - Linearity Error: 0.0015%FS

●  - Noise-free Resolution: 18-bits

●Bipolar/Unipolar Input Ranges

●  - 25 mV, 55 mV, 100 mV, 1 V, 2.5 V and 5 V

●Chopper Stabilized Instrumentation Amplifier

●On-chip Charge Pump Drive Circuitry

●4-bit Output Latch

●Simple three-wire serial interface

●  - SPI™ and Microwire™ Compatible

●  - Schmitt Trigger on Serial Clock (SCLK)

●Programmable Output Word Rates

●  - 3.76 Sps to 202 Sps (XIN = 32.768 kHz)

●  - 11.47 Sps to 616 Sps (XIN = 100 kHz)

●Output Settles in One Conversion Cycle

●Simultaneous 50/60 HzNoise Rejection

●System and Self-calibration with Read/Write Registers

●Single +5 V Analog Supply +3.0 V or +5 V Digital Supply

●Low-power Mode Consumption: 4.9 mW

●  - 1.8 mW in 1 V, 2.5 V, and 5 V Input Ranges