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