PCA9513A Ver la hoja de datos (PDF) - Philips Electronics
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PCA9513A Datasheet PDF : 25 Pages
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Philips Semiconductors
PCA9513A; PCA9514A
Hot swappable I2C-bus and SMBus bus buffer
BACKPLANE
BACKPLANE
CONNECTOR
VCC
R1
10 kΩ
R2
10 kΩ
SDA
SCL
I/O PERIPHERAL CARD 1
C1
0.01 µF
R4
10 kΩ
R5
10 kΩ
R6
10 kΩ
C2
0.01 µF
ENABLE VCC SDAOUT
SDAIN
SCLOUT
SCLIN
READY
GND
CARD1_SDA
CARD1_SCL
I/O PERIPHERAL CARD 2
C3
0.01 µF
R8
10 kΩ
R9
10 kΩ
R10
10 kΩ
C4
0.01 µF
ENABLE VCC SDAOUT
SDAIN
SCLOUT
SCLIN
READY
GND
CARD2_SDA
CARD2_SCL
002aab585
Fig 10. Hot swapping multiple I/O cards into a backplane using the PCA9514A in a PCI system
VCC
Rdrop
R1
R4
10 kΩ 10 kΩ
SDA
SCL
VCC_LOW
C2
0.01 µF
VCC
ENABLE SDAOUT
SDAIN
SCLOUT
SCLIN
READY
GND
R2
R3
R5
10 kΩ 10 kΩ 10 kΩ
SDA2
SCL2
002aab587
VCC > VCC_LOW.
Rdrop is the line loss of VCC in the backplane.
Fig 11. System with disparate VCC voltages
PCA9513A_PCA9514A_1
Product data sheet
Rev. 01 — 11 October 2005
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
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