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SP791 Folha de dados(PDF) 7 Page - Sipex Corporation

Nome de Peças SP791
Descrição Electrónicos  Low Power Microprocessor Supervisory with Battery Switch-Over
PDF  19 Pages
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Fabricante Electrônico  SIPEX [Sipex Corporation]
Página de início  http://www.sipex.com
Logo SIPEX - Sipex Corporation

SP791 Folha de dados(HTML) 7 Page - Sipex Corporation

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7
SP791DS/08
SP791 Low Power Microprocessor Supervisory with Battery Switch-Over
© Copyright 2000 Sipex Corporation
Maximum Reset Comparator Overdrive
Without Causing a Reset
100
80
60
40
20
0
10
100
1000
10000
Watchdog Timeout
vs. Timing Capacitor
250
200
150
100
50
0
0
10
20
30
40
50
60
70
80
90 100
Timing Capacitor (nF)
Chip-Enable Propagation Delay
vs. CE OUT Load Capacitance
20
16
12
8
4
0
0
50
100
150
200
250
300
Cload (pF)
V
CC to VOUT vs.
Output Current
1000
100
10
1
1
10
100
1000
IOUT (mA)
VBATT to VOUT vs.
Output Current
1000
100
10
1
1
10
100
IOUT (mA)
IE+2
IE+1
IE+0
IE-1
IE-2
IE-3
IE-4
IE-5
IE-6
IE-7
IE-8
.0000
5.000
V
CC (0.5V/div)
Battery Current vs. V
CC Voltage
V
CC=4.5V
V
BATT=0V
Slope=0.6
Ω
V
BATT=4.5V
V
CC=0V
Slope=5
Ω
V
BATT=2.8V
TYPICAL CHARACTERISTICS (25oC, unless otherwise noted)
Reset Threshold Voltage - V
CC (mV)
0.1
µF Capacitor
V
OUT to GND
Above Line
Reset Generated
Below Line
No Reset Generated
V
CC=5V
V
BATT=2.8V
VCC=5V
50
Ω Driver



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