The MAX6675 is a 12-bit resolution serial thermocouple analog-to-digital converter with cold junction compensation, linearity correction, and thermocouple disconnection detection from MAXIM, USA.
The main features of the MAX6675 are as follows
1. Simple SPI serial port temperature value output.
2. On-chip cold junction compensation.
3. High impedance differential input.
4. Thermocouple disconnection detection.
5, working voltage range is 3. 0 ~ 5. 5V, working current 50mA.
6, the operating temperature range of -20 ° C ~ 85 ° C.
7, 2000V ESD signal.
Module Interface: GND VCC SCK CS SO
Supply voltage: 3~5V DC
Module size: 15mm*25mm