September 2005

3

MIC811/812

MIC811/812

Micrel

Pin Description

Pin Number

Pin Number

MIC811

MIC812

Pin Name

Pin Function

1

1

GND

IC Ground Pin

2

N/A

/RESET

threshold

N/A

2

RESET

threshold

3

3

/MR

Manual Reset Input. A logic low on /MR forces a reset. The reset will remain

asserted as long as /MR is held low and for one reset timeout period (140ms

min.) after /MR goes high. This input can be shorted to ground via a switch

or driven from CMOS or TTL logic. Float if unused.

4

4

VCC

Power Supply Input.

Pin Configuration

1

2

GND

MIC812

RESET

3

MR

1

2

GND

MIC811

RESET

3

MR

MIC811 4-Lead SOT-143

MIC812 4-Lead SOT-143