PCA9511A 查看數據表（PDF） - Philips Electronics
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PCA9511A Datasheet PDF : 23 Pages
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Philips Semiconductors
PCA9511A
Hot swappable I2C-bus and SMBus bus buffer
BACKPLANE
BACKPLANE
CONNECTOR
VCC
R1
10 kΩ
R2
10 kΩ
BD_SEL
SDA
SCL
POWER SUPPLY
HOT SWAP
I/O PERIPHERAL CARD 1
R3
10 kΩ
C1
0.01 µF
R4
10 kΩ
R5
10 kΩ
R6
10 kΩ
ENABLE VCC SDAOUT
SDAIN
SCLOUT
SCLIN
READY
GND
CARD1_SDA
CARD1_SCL
POWER SUPPLY
HOT SWAP
I/O PERIPHERAL CARD 2
R7
10 kΩ
C3
0.01 µF
R8
10 kΩ
R9
10 kΩ
R10
10 kΩ
ENABLE VCC SDAOUT
SDAIN
SCLOUT
SCLIN
READY
GND
CARD2_SDA
CARD2_SCL
POWER SUPPLY
HOT SWAP
I/O PERIPHERAL CARD N
R11
10 kΩ
C5
0.01 µF
R12
10 kΩ
R13
10 kΩ
R14
10 kΩ
ENABLE VCC SDAOUT
SDAIN
SCLOUT
SCLIN GND READY
CARDN_SDA
CARDN_SCL
002aab584
Remark: The PCA9511A can be used in any combination depending on the number of rise time accelerators that are
needed by the system. Normally only one PCA9511A would be required per bus.
Fig 7. Hot swapping multiple I/O cards into a backplane using the PCA9511A in a cPCI, VME, and AdvancedTCA
system
9397 750 13269
Product data sheet
Rev. 01 — 15 August 2005
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
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