ASM1832

http://onsemi.com

2

Figure 1. Typical Operating Circuit

Figure 2. Block Diagram

Table 1. PIN DESCRIPTION

Pin #

8−Pin Package

Pin Name

Function

1

PBRST

Debounced manual pushbutton reset input.

2

Watchdog time delay selection.

3

4

GND

Ground.

5

RESET

Active HIGH reset output. RESET is active:

2. If PBRST is LOW.

4. During power−up.

6

RESET

Active LOW reset output. (See RESET).

7

ST

Strobe input.

8

3.3 V power.

Table 2. ABSOLUTE MAXIMUM RATINGS

Parameter

Min

Max

Unit

−0.5

7

V

Voltage on ST, TD (Note 1)

−0.5

V

Voltage on PBRST, RESET, RESET (Note 1)

−0.5

V

Operating Temperature Range

−40

+85

°C

Soldering Temperature (for 10 sec)

+260

°C

Storage Temperature

−55

+125

°C

ESD rating

HBM

2

KV

MM

200

V

Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the

Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect

device reliability.

1. Voltages are measured with respect to ground.