APR3021 datasheet(4/15 Pages) ANPEC

4 / 15 page

 ANPEC Electronics Corp.

Rev. A.2 - Oct., 2003

APR3021/2/3

www.anpec.com.tw

Part Number Description

Part Number

Part Description

APR3021

Reset Output Push Pull Active Low with Delay

APR3022

Reset Output Push Pull Active High with Delay

APR3023

Reset Output Open Drain Active Low with Delay

Electrical Characteristics

APR3021/2/3

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

VCC

Supply Voltage

1.2

ICC

Supply Current

VCC=1.5V~6V

1.5

µA

T A=-40 to 85°C

T A=25°C

±1.5%

VTH

Reset Threshold

T A=-40 to 85°C

±2%

VHYST

Hysteresis Range

TRTP

Reset Timeout Period

150

250

350

VOL

Reset Output Low

ISINK=1.2mA

0.5

VOH

Reset Output High

ISOURCE=0.6mA

0.8*VCC

VCC to Reset Delay

VCC=VTH to (VTH-100mV)

µS

ILE

Reset Output Leakage

0.5

µA

VIN = 5V, TA = -40 to 85

°C unless otherwise noted. Typical values are at TA=25°C, VCC = 5V for 4.38V

versions, VCC = 3.3V for 3.08/2.93V versions, VCC = 3.0V for 2.63V. versions and VCC = 2.5V for 2.32V

versions, VCC = 2.0V for 1.75V versions , VCC = 1.8V for 1.5V versions.

Application Circuit

VCC

GND

100k

APR3023 RESET

RESET

INPUT

µ P

VCC

GND

VCC

GND

RESET

(RESET)

RESET

INPUT

µP

VCC

GND

APR3021

APR3022

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