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ASM690AESA 数据表(PDF) 9 Page - PulseCore Semiconductor

部件名 ASM690AESA
功能描述  關P Power Supply Supervisor With Battery Backup Switch
PDF  15 Pages
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制造商  PULSECORE [PulseCore Semiconductor]
网页  http://www.onsemi.com/
标志 PULSECORE - PulseCore Semiconductor

ASM690AESA 数据表(HTML) 9 Page - PulseCore Semiconductor

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ASM690A/692A
ASM802L/802M
April 2008
ASM805L
rev 1.7
µP Power Supply Supervisor With Battery Backup Switch
9 of 15
Notice: The information in this document is subject to change without notice.
Electrical Characteristics
Unless other wise noted, VCC = 4.75V to 5.5V for the ASM690A / ASM802L / ASM805L and VCC = 4.5V to 5.5V for the
ASM692A / ASM802M;VBATT = 2.8V; and TA = TMIN to TMAX.
Parameter
SYMBOL
Conditions
Min
TYP
Max
Unit
VCC, VBATT Voltage
Range (Note 1)
1.1
5.5
V
Supply Current
Excluding IOUT
IS
35
100
µA
TA = 25°C
1.5
ISUPPLY in Battery
Backup Mode
(Excluding IOUT)
VCC = 0V, VBATT = 2.8V
TA =TMIN to TMAX
5.0
µA
VBATT Standby
Current (Note 2)
5.5V>VCC>VBATT + 0.2V
TA = 25°C
TA =TMIN to TMAX
-0.1
-1.0
0.02
0.02
µA
IOUT = 5mA
VOUT Output
IOUT = 50mA
VCC-0.025
VCC-0.25
VCC-
0.010
VCC-
0.10
V
VOUT in Battery
Backup Mode
IOUT=250µA, VCC < VBATT - 0.2V
VBATT- 0.1
VBATT
-
0.001
V
Battery Switch
Threshold,
VCC to VBATT
VCC < VRT
Power Up
Power Down
20
-20
mV
Battery Switch over
Hysteresis
40
mV
ASM690A/802L/805L
ASM692A, ASM802M
ASM802L, TA = 25°C, VCC falling
Reset Threshold
VRT
ASM802M, TA=25°C, VCC falling
4.50
4.25
4.55
4.30
4.65
4.40
4.75
4.50
4.70
4.45
V
Reset Threshold
Hysteresis
40
mV
Reset Pulse Width
tRS
140
200
280
ms
ISOURCE = 800µA
ISINK = 3.2mA
ASM69_AC,ASM802_C,VCC=1.0V,ISINK=50µA
ASM69_AE,ASM802_E,VCC=1.2V,ISINK=100µA
ASM805LC, ISOURCE=4µA, VCC = 1.1V
ASM805LE, ISOURCE=4µA, VCC = 1.2V
ASM805L, ISOURCE=800µA
Reset Output
Voltage
ASM805L, ISINK=3.2mA
VCC - 1.5
0.8
0.9
VCC - 1.5
0.4
0.3
0.3
0.4
V
Watchdog Timeout
tWD
1.00
1.60
2.25
sec
WDI Pulse Width
tWP
VIL = 0.4V, VIH = 0.8VCC
50
ns
WDI = VCC
µA
WDI Input Current
WDI = 0V
-150
50
-50
150
µA
VCC = 5V, Logic LOW
0.8
V
WDI Input
Threshold
(Note 3)
VCC = 5V, Logic HIGH
3.5



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