MM1027XV datasheet(3/11 Pages) MITSUMI

Part #	MM1027XV

Description	System Reset (with battery back-up) Monolithic IC

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Manufacturer	MITSUMI [Mitsumi Electronics, Corp.]

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MITSUMI

System Reset (with battery back-up) MM1027, 1081

Block Diagram

Absolute Maximum Ratings (Ta=25°C)

Item

Symbol

Rating

Units

Storage temperature

TSTG

-40~+125

°C

Operating temperature

TOPR

-20~+70

°C

Power supply voltage

VCC max.

7

V

Operating voltage

VCCOP

7V

Allowable loss

Pd

300

mW

Output current

MM1027

IO190

mA

MM1081

IO1

120

mA

Output current

IO2

200

µA

Electrical Characteristics (Except where noted otherwise, Ta=25°C, VCC=5V, VBAT=3V)

Item

Symbol

Measurement conditions

Min. Typ. Max. Units

Consumption

MM1027

VCC=5V, VBAT=3V, IO=0mA

0.9

1.7

3.0

mA

current 1

ICC1

D.CONT pin : OPEN

MM1081

VCC=5V, VBAT=3V, IO=0mA

150

210

350

µA

Consumption

MM1027

ICC2

VCC=5V, VBAT=3V, IO=0mA

1.2

2.2

3.5

mA

current 2

D.CONT pin : GND

CS, CS detection voltage 1

VS1VCC=H

L, VBAT=3V, ADJ pin : OPEN

4.05 4.20 4.35

V

CS, CS hysteresis voltage 1

VS1VCC=L

H

0.05 0.10 0.20

V

Detection voltage

MM1027

VS/

T

±0.08

%/°C

temperature characteristic MM1081

±0.06

CS, CS detection voltage 2

VS2

VCC=H

L, VBAT=3V

ADJ pin : 12k

Ω PULL UP (to VCC)

3.25 3.50 3.75

V

CS, CS hysteresis voltage 2

VS2VCC=L

H

0.05 0.10 0.20

V

CS output voltage L

VCSL

VCC=3V, ICS=3µA

0.05 0.10

V

CS output voltage H

VCSH

VCC=5V, ICS=-3µA

4.85 4.95

V

CS source current

ICSH

VCC=5V, VCS=4.6V current measured

8

15

µA

Note : IO1 expresses VCC output current value, and IO2 expresses VBATT output current value.

All

circuits

CS•CS

---------------------------------

circuit

unit

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