pca9512a NXP Semiconductors, pca9512a Datasheet - Page 3

• Manufacturer Part Number: pca9512a
• Description: Pca9512a Level Shifting Hot Swappable I2c-bus And Smbus Bus Buffer
• Manufacturer: NXP Semiconductors

Philips Semiconductors
6. Block diagram
PCA9512A_1
Product data sheet
Fig 1. Block diagram of PCA9512A
SDAIN
SCLIN
V
CC
PCA9512A
0.55V
0.45V
ACC
ACC
UVLO
CC
CC
CONNECT
CONNECT
/
SLEW RATE
SLEW RATE
DETECTOR
DETECTOR
DELAY
100 s
100 k
100 k
RCH1
RCH2
2 mA
2 mA
BACKPLANE-TO-CARD
BACKPLANE-TO-CARD
CONNECTION
CONNECTION
PRECHARGE
0.5 pF
Rev. 01 — 7 October 2005
1 VOLT
Level shifting hot swappable I
0.5 A
STOP BIT AND
20 pF
CONNECT
BUS IDLE
UVLO
2 mA
2 mA
SLEW RATE
SLEW RATE
DETECTOR
DETECTOR
100 k
RCH3
100 k
RCH4
CONNECT
CONNECT
RD
S
QB
2
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
C-bus and SMBus bus buffer
CONNECT
CONNECT
PCA9512A
0.55V
0.45V
002aab788
CC
CC
/
V
SDAOUT
ACC
SCLOUT
GND
CC2
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