SMH4044 Datasheet, PDF (10/20 Pages) Summit Microelectronics, Inc. – Compact PCI Hot-Swap Controller With IPMI Support

SMH4044
Preliminary
V_CC &
HST_3V_MON
LOCAL_PCI_RST#
BD_SEL1# &
BD_SEL2#
VGATE3 &
VGATE5
DRVREN#
CARD_3V_MON &
CARD_5V_MON
HEALTHY#
V_TRIP
V_RVALID
t_HSE
t_SLEW
V_OHVG
V_TRIP
t_PURST
SGNL_VLD#
Figure 1. Card Insertion Timing Diagram
Symbol
Parameter
t_VTPD
t_VTR
t_PRLPR
t
SLEW
V_TRIP to power down delay
V_TRIP to reset output delay
PCI_RST# to LOCAL_PCI_RST#
Slew rate
t_HSE
BD_SEL# to power on delay
t_PURST
RESET pulse width
t_WD
Watchdog timer duration
t_GLITCH
t_OCF
t_OCVG
t_CBTC
Glitch rejection pulse width
Overcurrent to FAULT# output
Overcurrent to gate off
Circuit breaker time constant
Conditions
25ms configuration
50ms configuration
100ms configuration
200ms configuration
25ms configuration
50ms configuration
100ms configuration
200ms configuration
0.8s configuration
1.6s configuration
3.2s configuration
Operating
Min.
20
40
80
160
20
40
80
160
0.64
1.28
2.56
Table 1. Card Insertion Timing
10
2057 1.x 8/16/01
2057 Fig01
Typ.
1
1
0.1
25
50
100
200
25
50
100
200
0.8
1.6
3.2
1
1
16
Max.
5
5
1
250
30
60
120
240
30
60
120
240
0.96
1.92
3.84
40
Units
µs
µs
µs
V/s
ms
ms
ms
ms
ms
ms
ms
ms
s
s
s
ns
µs
µs
µs
2057 Table01
SUMMIT MICROELECTRONICS, Inc.