RT9801A 데이터 시트보기 (PDF) - Richtek Technology

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RT9801A

User Programmable Micro-Power Voltage Detectors

Richtek Technology 

RT9801A/B

Test Circuits

VDD

R

100K

VDD

V

RT9801A/B

RESET Oscilloscopes

GND

Detection Voltage

A

VDD

VDD

V

RT9801A/B

RESET

GND

Current Consumption

VDD

100K

P.G

RESET CRT

RT9801A/B

6V

CL

GND

Dynamic Response

VDD

VDD

V

RESET

RT9801A/B

A

V

GND

VRESET

Output Transistor Current

Functional Pin Description

Pin Name Pin Function

VSET0

Threshold Voltage Selection Pin

GND

Ground Pin

RESET

Reset Pulse Output, Negative Pulse

VDD

Power Pin

VSET1

Threshold Voltage Selection Pin

VSET2

Threshold Voltage Selection Pin

Note : Threshold Voltage Setting refer to the Table.1

Function Block Diagram

VDD

VSET0

VSET1

VSET2

Internal

Clock

VSET

CMP

Timer

Threshold Voltage Setting

POR

Power On Reset

N MOS

RESET

GND

www.richtek.com

2

DS9801AB-11 March 2007

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