ASM1832S PULSECORE [PulseCore Semiconductor], ASM1832S Datasheet - Page 6

• Manufacturer Part Number: ASM1832S
• Description: 3.3V ?P Power Supply Monitor and Reset Circuit
• Manufacturer: PULSECORE [PulseCore Semiconductor]

Notes
1. RESET remains within 0.5V of V
falls below 2.0V.
October 2006
rev 1.6
Watchdog Timeout Period
Watchdog Timeout Period
Output Voltage
Output Current
Output Current
Input Leakage
RESET Low Level
Internal Pull-up Resistor
Operating Current
Input Capacitance
Output Capacitance
PBRST Manual Reset
Minimum Low Time
Reset Active Time
ST Pulse Width
V
RESET
V
PBRST Stable LOW to
RESET and RESET Active
V
RESET inactive
V
CC
CC
CC
CC
Fail Detect to RESET or
Slew Rate
Detect to RESET or
Slew Rate
Parameter
Notice: The information in this document is subject to change without notice
CC
on power-down until V
Symbol
3.3V µP Power Supply Monitor and Reset Circuit
C
t
t
t
V
I
t
V
PDLY
C
I
RPD
RPU
t
t
I
CC1
t
RST
t
I
OUT
OH
t
TD
TD
OL
PB
ST
t
OH
IL
OL
R
F
IN
T
T
I=-500µA, V
1
Output = 2.4V, V
Output = 0.4V, V
Note 1
PBRST pin
Outputs open, V
and all inputs at V
PBRST = V
Must not exceed t
mum. Watchdog cannot be
disabled.
Pulses < 2 µs at V
imum will not cause reset
t
rise
D
D
= VCC
Floating
=5µs
CC
Conditions
falls below 2V. RESET remains within 0.5V of ground on power-down until V
IL
CC
< 2.7.V Note
CC
CC
CC
CC
RD
CCTP
<= 3.6V
>=2.7V
>=2.7V
or GND
mini-
min-
V
CC
Min
500
250
-1.0
250
250
10
20
20
20
- 0.3V
0
V
CC
1200
Typ
610
350
610
610
40
- 0.1V
5
ASM1832
2000
1000
1000
1000
Max
1.0
0.4
20
20
5
7
8
Unit
mA
ms
ms
µA
µA
kΩ
µA
ms
ms
ms
ms
pF
pF
µs
µs
ns
ns
V
V
6 of 9
CC