STTS2004 datasheet(11/58 Pages) STMICROELECTRONICS

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STTS2004

Serial communications

Figure 1. Logic diagram

1. SDA and EVENT are open drain.

Note:

The STTS2004 also has a heat paddle, which is typically connected to the application

ground plane, refer to Figure 23: Landing pattern - TDFN8 package (DN).

Figure 2. TDFN8 connections (top view)

1. SDA and EVENT are open drain.

Table 3. Signal names

Symbol

Description

Direction

Serial bus address selection pin. Can be tied to VSS or VDD. Input

4VSS

Supply ground

SDA(1)

1. SDA and EVENT are open drain.

Serial data

Input/output

SCL

Serial clock

Input

EVENT(1)

Event output pin. Open drain and active-low.

Output

8VDD

Supply power (2.2 V to 3.6 V)

AI12261

SDA(1)

VDD

STTS2004

VSS

SCL

EVENT(1)

A 2

A 1

A 0

SDA(1)

GND

SCL

EVENT(1)

VDD

AI12262

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