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Notice: The information in this document is subject to change without notice

3.3V µP Power Supply Monitor and Reset Circuit

rev 1.6

October 2006

ASM1832

Absolute Maximum Ratings

DC Electrical Characteristics

referenced to ground.

Parameter

Min

Max

Unit

Voltage on VCC

-0.5

7

V

Voltage on ST, TD

-0.5

V

Voltage on PBRST, RESET, RESET

-0.5

V

Operating Temperature Range

-40

+85

°C

Soldering Temperature (for 10 sec)

+260

°C

Storage Temperature

-55

+125

°C

ESD rating

HBM

MM

2

200

KV

V

Note:

1. Voltages are measured with respect to ground

2. These are stress ratings only and functional implication is not implied. Exposure to absolute maxi-

mum ratings for extended periods may affect device reliability.

Parameter

Symbol

Conditions

Min

Typ

Max

Unit

Supply Voltage

1.0

5.5

V

ST and PBRST Input High

Level

2

V

ST and PBRST Input High

Level

V

ST and PBRST Input Low

Level

-0.3

0.5

V

2.80

2.88

2.97

V

2.47

2.55

2.64

V

Watchdog Timeout Period

62.5

150

250

ms