MB89913 datasheet(34/53 Pages) FUJITSU

34 / 53 page

MB89910 Series

(5) Low-voltage Detection Reset

(AVSS = VSS 0.0 V, TA = –40

°C to +85°C)

Parameter

Symbol

Condition

Value

Unit

Remarks

Min.

Max.

Detection voltage at power

supply voltage fall

VDL1

—

3.00

3.60

VDH and VDL are set for

the MB89913/915 by

mask options and for

the MB89P915 by a

VDL2

—

3.30

3.90

VDL3

—

3.70

4.40

Detection voltage at power

supply voltage rise

VDH1

—

3.10

3.80

VDH2

—

3.40

4.10

VDH3

—

3.80

4.60

Hysteresis width

∆V

—

0.10

—

Reset insensitive time

—0.3

—

µs

Reset sensitive width

tLW

—

16 tXCYL

—ns

Reset detection delay time

—

2.0

µs

Voltage regulation (V

∆/t∆)

VCR

—

0.10

µs

∆ V

∆

RUN

RESET

VDH

VDL

RUN

RESET

VCC

VDH

VDL

VCC

Power supply voltage

tOSC

Power supply voltage

t L or less

t LW or less

tOSC oscillation stabilization time 218 = 32.8 ms (FCH = 8 MHz)

Reset not applied

Reset applied

MB89913 Datasheet(PDF) 34 Page - fujitsu semiconductor

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