BL7431A Просмотр технического описания (PDF) - Shanghai Belling Co., Ltd.
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BL7431A Datasheet PDF : 4 Pages
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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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