SP791CN SIPEX [Sipex Corporation], SP791CN Datasheet - Page 3

• Manufacturer Part Number: SP791CN
• Description: Low Power Microprocessor Supervisory with Battery Switch-Over
• Manufacturer: SIPEX [Sipex Corporation]

SP791DS/08
ELECTRICAL CHARACTERISTICS (continued)
(Vcc = 4.75V to 5.5V, V
PARAMETER
BATT ON Output
Low Voltage
BATT ON Output
Short Circuit Current
RESET, LOW-LINE AND WATCHDOG TIMER
RESET Threshold Voltage
RESET Threshold Hysteresis
LOWLINE-to-RESET
Threshold Voltage
V
V
RESET Active Timeout Period
Watchdog Timeout Period
Minimum Watchdog
Timeout Period
Minimum Watchdog Input
Pulse Width
WDPO Pulse Width
WDPO-to-WDO Delay
RESET Output Voltage
RESET Output
Short-Circuit Current
LOWLINE Output Voltage
LOWLINE Output
Short-Circuit Current
WDO Output Voltage
WDO Output Short-Circuit
Current
WDPO Output Voltage
WDPO Output Short-Circuit
Current
CC
CC
-to-RESET Delay
-to-LOWLINE Delay
BATT
= 2.8V, T
SP791 Low Power Microprocessor Supervisory with Battery Switch-Over
A
= T
MIN
MIN
to T
4.50
140
100
1.0
3.5
3.5
3.5
3.5
1
MAX
unless otherwise noted, typicals specified at 25
0.004
4.65
TYP
150
100
200
0.1
0.7
1.6
0.1
60
15
15
80
10
70
15
1
7
3
7
3
4.75
2.25
100
280
100
0.4
1.5
0.3
0.4
0.4
0.4
0.4
20
10
20
MAX
UNITS
V
mA
V
mV
mV
ms
sec
ms
ns
ms
ns
V
mA
V
V
mA
V
mA
A
s
s
A
I
I
Sink Current
Source Current
Power down
Power down
Power up
SWT connected to V
4.7nF capacitor connected from
SWT to GND
V
I
I
I
Output source current
I
I
Output source current
I
I
Output source currrent
I
I
Output source current
SINK
SINK
SINK
SINK
SOURCE
SINK
SOURCE
SINK
SOURCE
SINK
SOURCE
IL
o
C)
= 0.8V, V
=50 A,V
= 3.2 mA, V
= 3.2mA, V
= 3.2mA
= 3.2mA
= 3.2mA
= 25mA
= 1.6mA, V
= 1 A, V
= 500 A, V
= 1mA
IH
CC
= 0.75 X V
=1.0V,V
© Copyright 2000 Sipex Corporation
CC
CC
CC
CC
= 4.25V
= 5V
CC
= 4.25V
CONDITIONS
OUT
= 5V
= 5V
CC
CC