M62050P datasheet(3/12 Pages) RENESAS

3 / 12 page

M62050P/FP

REJ03D0786-0200 Rev.2.00 Jun 15, 2007

Page 3 of 11

Electrical Characteristics

(Ta = –25°C, VCC = 3 V, unless otherwise noted)

DC Characteristics

Test Conditions

Item

Symbol

Min

Typ

Max

Unit

WD input current

IWD

140

250

µA

VIN = 3V

VIH

1.5

—

3.0

WD input voltage

VIL

–0.3

—

0.8

TC output current

IOUT

—

–1

µA

VIN = 1.0V

TC input current

IIN

—

2.5

3.5

VOUT = 2.6V

VTH3(H)

—

2.4

—

Watchdog timer

threshold voltage

VTH3(L)

—

1.2

—

Output voltage

VOL

—

0.2

0.5

RST1

IOUT = 1mA

Output leakage current

Ileak

—

5.0

µA

RST2

VOUT = 3V

VTH1(H)

2.13

2.25

2.42

VCCL→H

VTH1(L)

2.10

2.20

2.30

VCCH→L

VCC detection voltage (1)

∆V

TH1

120

VCC(1)

∆V

TH1 = VTH1(H) – VTH1(L)

VTH2(H)

2.43

2.55

2.72

VCCL→H

VTH2(L)

2.40

2.50

2.60

VCCH→L

VCC detection voltage (2)

∆V

TH2

120

VCC(2)

∆V

TH2 = VTH2(H) – VTH2(L)

VTH4(H)

2.23

2.35

2.52

VCCL→H

VTH4(L)

2.20

2.30

2.40

VCCH→L

VCC detection voltage (4)

∆V

TH4

120

VCC(4)

∆V

TH4 = VTH4(H) – VTH4(L)

RST1 ON voltage

RST1

—

0.5

RST1

VCC = 1.2V, RL = 4.7kΩ

RST2 ON voltage

RST2

—

0.5

RST2

VCC = 1.2V, RL = 4.7kΩ

Circuit current

ICC

—

600

950

µA

VCC

AC Characteristics

Test Conditions

Item

Symbol

Min

Typ

Max

Unit

× 1.1 × R

Watchdog timer

tWD

0.5

1.1

1.7

RST1

C = 0.1

µF, R

1 = 10kΩ

× 0.5 × R

Reset timer (1)

tRST(1)

0.2

0.5

1.1

RST1

C = 0.1

µF, R

1 = 10kΩ

830

× C

Reset timer (2)

tRST(2)

220

µs

RST1

C = 0.1

µF, R

1 = 10kΩ

290

× 103 × Cd *

Reset timer delay time

tdRST(1)

140

290

790

µs

RST1

Cd = 0.001

µF

Input pulse width

tWDIN

—

µs

td1

—

RST1

Propagation delay

td2

—

µs

RST2

Note:

* Cd: Delay capacitor connected with Ct1 pin

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