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CS8M188 is an 8-bit RISC SOC with 24b Sigma-Delta ADC and 12b SAR ADC, as well as built-in 8K×16-bit Flash and 488-byte SRAM. The chip provides 9×8 LED display driver, UART communication interface, timer, temperature sensor and other peripheral resources. Operating temperature: -40℃ ~ 85℃, Operating voltage: 2.4V~5.5V. Suitable for products such as air pump and electronic scale.

8-bit RISC core

43 single-word instructions
8-level PC storage stack, 8-level PUSH and POP stack
Supports single-line in-circuit emulation (ICD)
4 optional instruction cycles: 2MHz/1MHz/500kHz/250kHz

Memory

Built-in 8K×16-bit Flash program memory
488-byte data memory (SRAM)

Oscillator

Built-in 16 MHz oscillator, with the accuracy of ±2%
Built-in 3kHz WDT oscillator, with the accuracy of ±10%

Analog signal chain

Built-in VS excitation source, 2.35V/2.45V/2.8V/3.0V optional
Built-in amplifier, 1/2/4/8/16/32/64/128/256 times equivalent gain
2-channel input fully differential 24-bit Sigma-Delta ADC
Built-in temperature sensor
Built-in constant current excitation source 0~15μA 7 levels configurable
8-channel 12-bit SAR ADC
Support bias voltage VCM port

Operating environment

DVDD voltage: 2.2V~5.5V
AVDD voltage: 2.4V~5.5V
Operating temperature: -40~85 ºC

Power consumption characteristics

Normal mode: 1.5mA@16MHz (operating voltage: 3V; instruction cycle: 2MHz)
Current in sleep mode: less than 1.5μA

Encapsulation

SOP16, SSOP24, QFN32

Applications

Air pump
Electronic scale
Infrared temperature measurement, etc.

Stow

Technical Documentation

user 's manual(1)

CS8M188 User Manual_V1.1

Version: V1.1

Sample Application

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