STTS2002(2011) 데이터 시트보기 (PDF) - STMicroelectronics

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STTS2002
(Rev.:2011)

2.3 V memory module temperature sensor with a 2 Kb SPD EEPROM

STMicroelectronics 

Serial communications

STTS2002

Figure 1. Logic diagram

SDA(1)

SCL

A2

A1

A0

VDD

STTS2002

EVENT(1)

Note:

VSS

AI12261

1. SDA and EVENT are open drain.

Table 1.

Pin

Signal names

Symbol

Description

Direction

1

A0

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

2

A1

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

3

A2

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

4

VSS

Supply ground

5

SDA(1) Serial data

Input/output

6

SCL Serial clock

7

EVENT(1) Event output pin. Open drain and active-low.

Input

Output

8

VDD

Supply power (2.3 V to 3.6 V)

1. SDA and EVENT are open drain.

See Section 2.2: Pin descriptions on page 10 for details.

Figure 2. TDFN8 connections (top view)

A0 1

A1 2

A2 3

GND 4

8 VDD

7 EVENT(1)

6 SCL

5 SDA(1)

1. SDA and EVENT are open drain.

AI12262

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Doc ID 15389 Rev 5

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