TMP112DX datasheet(20/46 Pages) TI1

Part #	TMP112DX

Description	TMP112x High-Accuracy, Low-Power, Digital Temperature Sensors With SMBus and Two-Wire Serial Interface in SOT563 and X2SON Packages

PDF	46 Pages

Scroll/Zoom	100%

Manufacturer	TI1 [Texas Instruments]

Direct Link	http://www.ti.com

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20 / 46 page

Start By

Host

ACK By

TMP112

ACK By

TMP112

Start By

Host

ACK By

TMP112

ACK By

Host

From

TMP112

SDA

SCL

R /W

…

SDA

(Continued)

SCL

(Continued)

SDA

(Continued)

SCL

(Continued)

R/W

Stop By

Host

ACK By

Host

From

TMP112

Frame 1 Two-Wire Device Address Byte

Frame 2 Pointer Register Byte

Frame 4 Data Byte 1 Read Register

Frame 3 Two-Wire Device Address Byte

Frame 5 Data Byte 2 Read Register

(1)

Stop By

Host

(1)

(2)

(3)

NOTE: (1) The value of A0 and A1 are determined by the ADD0 pin.

(2) Host should leave SDA high to terminate a single-byte read operation.

(3) Host should leave SDA high to terminate a two-byte read operation.

Figure 7-5. Two-Wire Timing Diagram for Read Word Format

Start By

Host

ACK By

TMP112

From

TMP112

NACK By

Host

Stop By

Host

SDA

SCL

ALERT

R/W

Status

Frame 2 Device Address Byte

Frame 1 SMBus ALERT Response Address Byte

(1)

NOTE: (1) The value of A0 and A1 are determined by the ADD0 pin.

Figure 7-6. Timing Diagram for SMBus ALERT

TMP112, TMP112D

SBOS473L – MARCH 2009 – REVISED JULY 2024

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TMP112DX Datasheet(PDF) 20 Page - Texas Instruments

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