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Part Name
Description
BL7448SM View Datasheet(PDF) - Shanghai Belling Co., Ltd.
Part Name
Description
Manufacturer
BL7448SM
Intelligent 8K-bit EEPROM
Shanghai Belling Co., Ltd.
BL7448SM Datasheet PDF : 7 Pages
1
2
3
4
5
6
7
BL7448SM Intelligent 8K-bit
EEPROM
Electrical Parameter
•
Absolute Maximum Ratings
Parameter
Symbol
Limit Values
Unit
min.
typ.
Max
Supply voltage
Input voltage (any pin)
Storage temperature
Power comsumption
V
CC
-0.3
V
I
-0.3
T
S
-40
PT
0
6.0
V
6.0
V
125
℃
60
mw
Operation temperature
Ta
-35
70
℃
•
DC Characteristics
Parameter
Supply voltage
Supply current
High-level input voltage
(I/O,CLK,RST)
Low-level input voltage
(I/O,CLK,RST)
High-level input current
(I/O,CLK,RST)
Low-level output current
V
OL
=0.4V,open drain
High-level leakage
current
V
OH
= V
CC
,open drain
Input capacitance
Symbol
V
CC
I
CC
V
IH
V
IL
I
H
I
OL
min.
3.0
Limit Values
typ.
Max
5.0
5.5
3
10
0.7V
CC
-
V
CC
+0.3
V
GND
-
0.2
-
0.15V
GND
-
-
50
0.5
-
-
I
OH
-
-
50
C
I
-
-
10
•
AC Characteristics
Parameter
Symbol
Clock frequency
Clock high period
Clock low period
Setup time data
Delay time
Clock setup time for RST
RST setup time for clock
Hold time data
Eraser time
Write time
CLK
t
H
t
L
t
d1
t
d2
t
d3
t
d4
t
d5
T
ER
t
WR
min.
10
10
4
6
4
4
4
5
5
Limit Values
typ.
Max
20
Unit
V
mA
V
V
uA
mA
A
pF
Unit
kHz
µ
s
µ
s
µ
s
µ
s
µ
s
µ
s
µ
s
ms
ms
http://www.belling.com.cn
-7-
Total
7 Pages
8/16/2006
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