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CS1237 - low-power ADC

General Description

The CS1237 is a high-precision, low-power analog-to-digital conversion chip with one differential input channel, built-in temperature sensor and high-precision oscillator.

The CS1237 PGA is optional: 1, 2, 64, 128.

The default is 128.

Key Features

  • Parameter VIH VIL VOH VOL IIH IIL Serial clock SCLK operating frequency Minimal 0.7xDVDD DGND DVDD-0.4 DGND -10 Typical Maximum DVDD+0.1 0.3xDVDD DVDD 0.2xDVDD 10 1.1 Unit V V V V µA µA MHz Condition.

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Datasheet Details

Part number CS1237
Manufacturer Unknown Manufacturer
File Size 386.08 KB
Description low-power ADC
Datasheet download datasheet CS1237 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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CS1237 July 13, 2018 1 Chip Function Description The CS1237 is a high-precision, low-power analog-to-digital conversion chip with one differential input channel, built-in temperature sensor and high-precision oscillator. The CS1237 PGA is optional: 1, 2, 64, 128. The default is 128. CS1237 ADC data output rate in normal mode is optional: 10Hz, 40Hz, 640Hz, 1.28kHz, default is 10Hz; The MCU can communicate with the CS1237 through the 2-wire SPI interface SCLK, DRDY /DOUT to configure it, such as channel selection, PGA selection, output rate selection, and so on. 1.1 The main function of the chip • Built-in crystal • Integrated temperature sensor • With Power down function • 2-wire SPI interface with a maximum speed of 1.