TMP442 datasheet(40/57 Pages) TI2

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8.25 Hysteresis Register (Address = 21h) [reset = 0Ah]

This register is used to configure the hysteresis of ALERT and TCRIT for both remote and local channels. The

value for this register is a 5-bit integer value with a least significant bit equal to 1°C. Default value is 10°C.

Return to Register Map.

Figure 8-25. Hysteresis Register

Reserved

Hysteresis[4:0]

R-0h

R/W-0Ah

Table 8-27. Hysteresis Register Field Descriptions

Bit

Field

Type

Reset

Description

7:5

Reserved

4:0

Hysteresis[4:0]

R/W

0Ah

5-bit temperature hysteresis.

Temperature hysteresis format is an 5-bit integer byte with a

least significant bit equal to 1°C

8.26 Temp_Remote_Ch2_High Register (Address = 23h) [reset = 00h]

This register stores the high byte of the latest temperature conversion result for channel 2 of the remote

temperature sensor in a 8-bit two's complement format with a LSB (Least Significant Bit) equal to 1°C.

Return to Register Map.

Figure 8-26. Temp_Remote_Ch2_High Register

Temp_Remote_Ch2[11:4]

R-00h

Table 8-28. Temp_Remote_Ch2_High Register Field Descriptions

Bit

Field

Type

Reset

Description

7:0

Temp_Remote_Ch2[11:4]

00h

High-byte (bits 11:4) of the 12-bit temperature conversion result

for remote channel 2.

Use the Temp_Remote_Ch2_High register together with

the Temp_Remote_Ch2_Low register to get the full 12-bit

temperature data of the remote channel 2 temperature sensor.

TMP4719

SBOSAJ7 – OCTOBER 2025

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