Datasheet

LTC4300-1/LTC4300-2
12
430012fb
For more information www.linear.com/LTC4300-1
Figure 5. Hot Swapping Multiple I/O Cards into a Backplane Using the LTC4300-1 in a CompactPCI System
applicaTions inFormaTion
STAGGERED CONNECTOR
R13
10k
R12
10k
R14
10k
I/O PERIPHERAL CARD N
ENABLE
SDAIN
SCLIN
LTC4300-1
U3
V
CC
GND
CARDN_SCL
CARDN_SDA
SDAOUT
SCLOUT
READY
ENABLE
SDAIN
SCLIN
V
CC
GND
SDAOUT
SCLOUT
READY
ENABLE
SDAIN
SCLIN
V
CC
GND
SDAOUT
SCLOUT
READY
430012 F05
• • •
R9
10k
R8
10k
R10
10k
I/O PERIPHERAL CARD 2
LTC4300-1
U2
CARD2_SCL
CARD2_SDA
STAGGERED CONNECTORSTAGGERED CONNECTOR
R5
10k
R4
10k
R6
10k
I/O PERIPHERAL CARD 1
LTC4300-1
U1
CARD_SCL
CARD_SDA
R1
10k
V
CC
R2
10k
BACKPLANE
BACKPLANE
CONNECTOR
SDA
SCL
NOTE: APPLICATION ASSUMES BUS CAPACITANCES WITHIN “PROPER OPERATION” REGION OF FIGURES 3 AND 4
C1
0.01µF
C3
0.01µF
C5
0.01µF
POWER SUPPLY
Hot Swap
POWER SUPPLY
Hot Swap
POWER SUPPLY
Hot Swap
BD_SEL