PCA9512ADP(2009) 데이터 시트보기 (PDF) - NXP Semiconductors.

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PCA9512ADP
(Rev.:2009)

Level shifting hot swappable I2C-bus and SMBus bus buffer

NXP Semiconductors. 

NXP Semiconductors

6. Block diagram

PCA9512A

Level shifting hot swappable I2C-bus and SMBus bus buffer

PCA9512A

VCC

SDAIN

ACC

SLEW RATE

DETECTOR

CONNECT

100 kΩ

RCH1

100 kΩ

RCH2

SCLIN

ACC

SLEW RATE

DETECTOR

CONNECT

2 mA

2 mA

SLEW RATE

DETECTOR

BACKPLANE-TO-CARD

CONNECTION

1 VOLT

PRECHARGE

CONNECT

CONNECT

100 kΩ

RCH3

100 kΩ

RCH4

2 mA

2 mA

BACKPLANE-TO-CARD

CONNECTION

SLEW RATE

DETECTOR

CONNECT

VCC2

SDAOUT

ACC

SCLOUT

0.55VCC/

0.45VCC

UVLO

100 µs

DELAY

STOP BIT AND

BUS IDLE

0.5 µA

20 pF

UVLO

0.5 pF

Fig 1. Block diagram of PCA9512A

RD

QB

S

0.55VCC/

0.45VCC

CONNECT

CONNECT

GND

002aab788

PCA9512A_4

Product data sheet

Rev. 04 — 19 August 2009

© NXP B.V. 2009. All rights reserved.

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