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TMP423AIDCNT Datasheet(PDF) 5 Page - Texas Instruments |
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TMP423AIDCNT Datasheet(HTML) 5 Page - Texas Instruments |
5 / 34 page 1 2 3 4 8 7 6 5 V+ SCL GND DXP DXN A1 A0 SDA TMP421 V+ SCL SDA DXP DXN A1 A0 1 2 8 7 3 4 6 5 GND 1 2 3 4 8 7 6 5 V+ SCL GND DX1 DX2 DX3 DX4 SDA TMP422 TMP421 TMP422 TMP423 www.ti.com SBOS398C – JULY 2007 – REVISED MAY 2012 TMP421 PIN CONFIGURATION DCN PACKAGE YZD PACKAGE SOT23-8 DSBGA-8 (TOP VIEW) (TOP VIEW) TMP421 PIN ASSIGNMENTS TMP421 NO. NAME DESCRIPTION 1 DXP Positive connection to remote temperature sensor. 2 DXN Negative connection to remote temperature sensor. 3 A1 Address pin 4 A0 Address pin 5 GND Ground 6 SDA Serial data line for SMBus, open-drain; requires pull-up resistor to V+. 7 SCL Serial clock line for SMBus, open-drain; requires pull-up resistor to V+. 8 V+ Positive supply voltage (2.7V to 5.5V for the TMP421; 2.55V to 5.5V for the TMP421C) TMP422 PIN CONFIGURATION DCN PACKAGE SOT23-8 (TOP VIEW) TMP422 PIN ASSIGNMENTS TMP422 NO. NAME DESCRIPTION 1 DX1 Channel 1 remote temperature sensor connection pin. Also sets the TMP422 address; see Table 10. 2 DX2 Channel 1 remote temperature sensor connection pin. Also sets the TMP422 address; see Table 10. 3 DX3 Channel 2 remote temperature sensor connection pin. Also sets the TMP422 address; see Table 10. 4 DX4 Channel 2 remote temperature sensor connection pin. Also sets the TMP422 address; see Table 10. 5 GND Ground 6 SDA Serial data line for SMBus, open-drain; requires pull-up resistor to V+. 7 SCL Serial clock line for SMBus, open-drain; requires pull-up resistor to V+. 8 V+ Positive supply voltage (2.7V to 5.5V) Copyright © 2007–2012, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Link(s): TMP421 TMP422 TMP423 |
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