BL7431A View Datasheet(PDF) - Shanghai Belling Co., Ltd.

Part Name

Description

MFG CO.

BL7431A

256-Bit EEPROM Logical Encrypted Chip

Shanghai Belling Co., Ltd. 

1 2 3 4

BL7431A 256-Bit EEPROM Logical

Encrypted Chip

Electrical Parameter

Absolute Maximum Parameter

Parameter

Symbol

Min

Power Voltage

VCC

-0.3

Input Voltage

VI

-0.3

Storage Temperature

TS

-40

ESD Protection

Vs

Power dissipation

Ptot

-

Limited Value

Typ

Max

-

6.0

-

6.0

-

125

4000

-

50

DC Characteristic

Parameter

H Input Voltage

(I/O,CLK,RST)

L Input Voltage

(I/O,CLK,RST)

RST,CLK H Input Current

RST,CLK L Input Current

L Output Current

H Output Current

Input Capacitance

Power Voltage

Power Current

Symbol

VH

VL

IH

-I L

IL

IH

CI

VCC

ICC

Limited Value

Min

Typ

Max

3.5

-

VCC

-

-

0.8

-

-

1

-

-

1

-

-

0.5

-

-

10

-

-

10

4.75

5

5.5

-

1

-

AC Characteristic

Parameter

Symbol

Clock Frequency

Clock H Level

Clock L Level

Rise Time

Fall Time

Reset Hold Time

Writing Time

Erasing Time

CLK

tH

tL

tr

tf

tR

tS

tHW

tHE

Limited Value

Min

Typ

Max

50

10

10

1

1

50

10

5

5

Unit

V

V

℃

V

mW

Unit

V

V

µA

µA

mA

µA

pF

V

mA

Unit

KHz

µs

µs

µs

µs

µs

µs

ms

ms

http://www.belling.com.cn

-4-

Total 4 Pages

8/16/2006

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