PCA9512BDP(2011) 데이터 시트보기 (PDF) - NXP Semiconductors.

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PCA9512BDP
(Rev.:2011)

Level shifting hot swappable I2C-bus and SMBus bus buffer

NXP Semiconductors. 

NXP Semiconductors

6. Block diagram

PCA9512A; PCA9512B

Level shifting hot swappable I2C-bus and SMBus bus buffer

PCA9512A/B

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/B

RD

QB

S

0.55VCC/

0.45VCC

CONNECT

CONNECT

GND

002aab788

PCA9512A_PCA9512B

Product data sheet

All information provided in this document is subject to legal disclaimers.

Rev. 5 — 5 January 2011

© NXP B.V. 2011. All rights reserved.

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