參數(shù)資料
型號: IS24C256-2G
廠商: INTEGRATED SILICON SOLUTION INC
元件分類: DRAM
英文描述: 262,144-bit 2-WIRE SERIAL CMOS EEPROM
中文描述: 32K X 8 I2C/2-WIRE SERIAL EEPROM, PDSO8
封裝: SOIC-8
文件頁數(shù): 10/12頁
文件大?。?/td> 51K
代理商: IS24C256-2G
10
Integrated Silicon Solution, Inc. — www.issi.com —
1-800-379-4774
ADVANCED INFORMATION
Rev. 00A
03/11/03
IS24C256
ISSI
DC ELECTRICAL CHARACTERISTICS
Commercial (T
A
= 0
o
C to +70
o
C) Industrial (T
A
= -40
o
C to +85
o
C)
Symbol
V
OL
1
V
OL
2
V
IH
V
IL
I
LI
I
LO
Parameter
Output Low Voltage
Output Low Voltage
Input High Voltage
Input Low Voltage
Input Leakage Current
Output Leakage Current
Test Conditions
V
CC
= 1.8V, I
OL
= 0.15 mA
V
CC
= 2.5V, I
OL
= 2.1 mA
Min.
V
CC
X
0.7 V
CC
+ 0.5
–1.0
Max.
0.2
0.4
Unit
V
V
V
V
μA
μA
V
CC
X
0.3
3
3
V
IN
= V
CC
max.
AC ELECTRICAL CHARACTERISTICS
Commercial (T
A
= 0
o
C to +70
o
C) Industrial (T
A
= -40
o
C to +85
o
C)
1.8V-5.5V
Min.
0
4.7
4
4.7
4
4
4
4
100
0
4
4.7
100
100
2.5V-5.5V
Min.
0
1.2
0.6
1.2
0.6
0.6
0.6
0.6
100
0
0.6
1.2
50
50
4.5V-5.5V
Min.
0
0.6
0.4
0.5
0.25
0.25
0.25
0.25
100
0
0.6
1.2
50
50
Symbol
f
SCL
T
t
Low
t
High
t
BUF
t
SU:STA
t
SU:STO
t
HD:STA
t
HD:STO
t
SU:DAT
t
HD:DAT
t
SU
:
WP
t
HD
:
WP
t
DH
t
AA
t
R
t
F
t
WR
Parameter
SCL Clock Frequency
Noise Suppression Time
(1)
Clock Low Period
Clock High Period
Bus Free Time Before New Transmission
(1)
Start Condition Setup Time
Stop Condition Setup Time
Start Condition Hold Time
Stop Condition Hold Time
Data In Setup Time
Data In Hold Time
WP pin Setup Time
WP pin Hold Time
Data Out Hold Time
(SCL Low to SDA Data Out Change)
Clock to Output (
SCL Low to SDA Data Out Valid)
SCL and SDA Rise Time
(1)
SCL and SDA Fall Time
(1)
Write Cycle Time
Max.
100
100
3500
1000
300
10
Max.
400
50
900
300
300
10
Max.
1000
50
400
300
100
5
Unit
KHz
ns
μs
μs
μs
μs
μs
μs
μs
ns
ns
μs
μs
ns
ns
ns
ns
ms
POWER SUPPLY CHARACTERISTICS
Commercial (T
A
= 0
o
C to +70
o
C) Industrial (T
A
= -40
o
C to +85
o
C)
Symbol
I
CC
1
I
CC
2
I
SB
1
I
SB
2
Parameter
Vcc Operating Current
Vcc Operating Current
Standby Current
Standby Current
Test Conditions
Read at 400 KHz (Vcc = 5V)
Write at 400 KHz (Vcc = 5V)
Vcc = 1.8V
Vcc = 2.5V
Min.
Max.
2.0
3.0
1
2
Unit
mA
mA
μA
μA
I
SB
3
Standby Current
Vcc = 5.0 V
6
μA
Notes:
V
IL
min and V
IH
max are reference only and are not tested.
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