PCA9510 Philips Semiconductors (Acquired by NXP), PCA9510 Datasheet - Page 9

• Manufacturer Part Number: PCA9510
• Description: Hot Swappable I2C And Smbus Bus Bufferhot Swappable i C And Smbus Buffers That Allows I/o Card Insertion Into a Live Backplane Without Corrupting The Data And Clock Buses. Control Circuitry Prevents The Backplane From Being Connected to The Card Unti
• Manufacturer: Philips Semiconductors (Acquired by NXP)

Philips Semiconductors
2003 Dec 18
Hot swappable I
SMBus bus buffer
V
SDA
SCL
CC
10 kΩ
R1
BACKPLANE
Figure 9. Hot swapping multiple I/O cards into a backplane using the PCA9510 and PCA9511 in a PCI system
R2
10 kΩ
CONNECTOR
BACKPLANE
2
C and
9
R3
10 kΩ
R7
10 kΩ
C4 0.01 µF
C2 0.01 µF
ENABLE
SDAIN
SCLIN
ENABLE
SDAIN
SCLIN
V
V
GND
GND
I/O PERIPHERAL CARD 1
I/O PERIPHERAL CARD 2
CC
CC
0.01 µF
0.01 µF
C1
C3
SDAOUT
SDAOUT
SCLOUT
SCLOUT
READY
READY
PCA9510; PCA9511
R4
10 kΩ
R8
10 kΩ
R5
10 kΩ
R9
10 kΩ
R6
10 kΩ
R10
10 kΩ
CARD1_SDA
CARD1_SCL
CARD2_SDA
CARD2_SCL
Product data
SW02121