April 2005
ASM1834/A/D
rev 1.3
DC Electrical Characteristics
Unless otherwise noted, VIN = 1.2V to 5.5V and specifications are over the operating temperature range of -40°C to 85°C.
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Output = 2.4V. Either 3.3VIN or 5.5VIN
IOH
Output Current
350
µA
>=2.7V
(ASM1834/1834D only)
Output = 0.4V. Either 3.3VIN or 5.5VIN
IOL
Output Current
10
mA
>=2.7V
(ASM1834/1834D only)
VOH
IIL
ICC
VIN - 0.1V
Output Voltage
Input Leakage
V
-1.0
+1.0
30
µA
3.3VIN and 5VIN<=5.5V, RESET
outputs open.
5V Operating Current
3.3V Operating Current
16
12
µA
µA
3.3VIN and 5VIN<=3.6V, RESET
outputs open.
ICC
25
VINTP
VINTP
VINTP
VINTP
COUT
5V Trip Point
5VTOL = GND
5VTOL = 5VIN
4.50
4.25
2.80
2.47
4.63
4.38
2.88
2.55
4.75
4.49
2.97
2.64
10
V
V
5V Trip Point
3.3V Trip Point
3.3V Trip Point
Output Capacitance
3.3VTOL = GND
3.3VTOL = 3.3VIN
V
V
pF
PBRST Manual Reset
Minimum Low Time
tPB
2
ms
ms
PBRST Stable LOW to
reset Active
tPDLY
2
tRST
tF
Reset Active Time
VCC Slew Rate
200
300
0
350
350
500
ms
µs
ns
VINTP(MAX) to VINTP(MIN)
VINTP(MIN) to VINTP(MAX)
VCC Slew Rate
tR
VCC Detect to RESET
or RESET
tRPU
trise = 5µs
200
500
2
ms
µs
VCC Detect Noise
Immunity
tRPD
7 of 10
Dual 5V and 3.3V µP Power Supply Supervisor with Manual Reset
Notice: The information in this document is subject to change without notice