參數(shù)資料
型號: DS1244Y-120
英文描述: 256K NV SRAM with Phantom Clock
中文描述: 256K非易失SRAM與幻影時(shí)鐘
文件頁數(shù): 8/12頁
文件大小: 100K
代理商: DS1244Y-120
DS1244Y
032697 5/12
ABSOLUTE MAXIMUM RATINGS*
Voltage on Any Pin Relative to Ground
–0.3V to +7.0V
Operating Temperature
0
°C to 70°C
Storage Temperature
–40
°C to +70°C
Soldering Temperature
260
°C for 10 seconds (See Note 13)
* This is a stress rating only and functional operation of the device at these or any other conditions above those
indicated in the operation sections of this specification is not implied. Exposure to absolute maximum rating
conditions for extended periods of time may affect reliability.
RECOMMENDED DC OPERATING CONDITIONS
(0
°C to 70°C)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Power Supply Voltage
VCC
4.5
5.0
5.5
V
Input Logic 1
VIH
2.2
VCC+0.3
V
Input Logic 0
VIL
0.3
0.8
V
DC ELECTRICAL CHARACTERISTICS
(0
°C to 70°C; VCC = 5V ± 10%)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Input Leakage Current
IIL
–1.0
+1.0
A
12
I/O Leakage Current
CE
VIH VCC
IIO
–1.0
+1.0
A
Output Current @ 2.4V
IOH
–1.0
mA
Output Current @ 0.4V
IOL
2.0
mA
Standby Current CE = 2.2V
ICCS1
5.0
10
mA
Standby Current CE = VCC – 0.5V
ICCS2
3.0
5.0
mA
Operating Current tCYC = 200 ns
ICC01
85
mA
DC TEST CONDITIONS
Outputs are open; all voltages are referenced to ground.
CAPACITANCE
(tA = 25°C)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Input Capacitance
CIN
5
10
pF
Input/Output Capacitance
CI/O
5
10
pF
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