SMH4042
PIN CONFIGURATIONS SOIC and SSOP
Symbol
CBI_5
DRVREN#
ISLEW
FAULT#
1Vref
VSEL
PWR_EN
A0
LOCAL_PCI_RST#
A1
A2
BD_SEL2#
BD_SEL1#
GND
HEALTHY#
SGNL_VLD#
PCI_RST#
SDA
SCL
LOCAL_PCI_RST
CARD_3V_MON
VGATE3
HST_3V_MON
CBI_3
CARD_5V_MON
NC
VGATE5
V
CC
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
Description
Circuit Breaker Input (5V)
High Side Driver Enable
Slew Rate Control
Fault Output Active Low
1Volt Reference Output
Voltage Select Input
Power On Enable Input
Memory Address 0
(NC or Gnd)
Back End Reset Output
(Active Low)
Memory Address 1
Memory Address 2
Board Select 2
Board Select 1
Ground
Backend Power On
Signals Valid Output
Host reset input
Serial Data I/O
Serial Clock Input
Back End Reset
Output
(Active High)
Card-side 3 Volt
Monitor Input
High Side Drive Output
Host 3V Monitor Input
Circuit Breaker Input (3V)
Card-side 5 Volt
Monitor Input
No Connect
High Side Drive Output
Supply Voltage
2037 PGM T1.2
CBI_5
DRVREN#
ISLEW
FAULT#
1Vref
VSEL
PWR_EN
A0
LOCAL_PCI_RST#
A1
A2
BD_SEL2#
BD_SEL1#
GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
VCC
VGATE5
NC
CARD_5V_MON
CBI_3
HST_3V_MON
VGATE3
CARD_3V_MON
LOCAL_PCI_RST
SCL
SDA
PCI_RST#
SGNL_VLD#
HEALTHY#
2037 ILL1.2
RECOMMENDED OPERATING CONDITIONS
Condition
Temperature
V
CC
Min
-40°C
2.7V
Max
+85°C
5.5V
2037 PGM T2.0
2037 8.0 8/8/00
2