參數(shù)資料
型號(hào): DS1245W
廠商: DALLAS SEMICONDUCTOR
元件分類: DRAM
英文描述: 3.3V 1024K Nonvolatile SRAM(3.3V 1024K 非易失性靜態(tài)RAM)
中文描述: 128K X 8 NON-VOLATILE SRAM MODULE, 150 ns, DMA32
文件頁(yè)數(shù): 3/11頁(yè)
文件大?。?/td> 108K
代理商: DS1245W
DS1245W
030598 3/11
ABSOLUTE MAXIMUM RATINGS*
Voltage on Any Pin Relative to Ground
Operating Temperature
Storage Temperature
Soldering Temperature
–0.3V to +4.6V
0
°
C to 70
°
C, –40
°
C to +85
°
C for Ind parts
–40
°
C to +70
°
C, –40
°
C to +85
°
C for Ind parts
260
°
C for 10 seconds
* 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
(t
A
: See Note 10)
UNITS
PARAMETER
SYMBOL
MIN
TYP
MAX
NOTES
Power Supply Voltage
V
CC
3.0
3.3
3.6
V
Logic 1
V
IH
2.2
V
CC
V
Logic 0
V
IL
0.0
0.4
V
DC ELECTRICAL CHARACTERISTICS
(t
A
: See Note 10) (V
CC
=3.3V
±
0.3V)
MAX
UNITS
PARAMETER
SYMBOL
MIN
TYP
NOTES
Input Leakage Current
I
IL
–1.0
+1.0
μ
A
I/O Leakage Current
CE > V
IH
< V
CC
I
IO
–1.0
+1.0
μ
A
Output Current @ 2.2V
I
OH
–1.0
mA
Output Current @ 0.4V
I
OL
2.0
mA
Standby Current CE=2.2V
I
CCS1
50
250
μ
A
Standby Current CE=V
CC
–0.2V
I
CCS2
30
150
μ
A
Operating Current
I
CCO1
50
mA
Write Protection Voltage
(DS1245AB)
V
TP
2.8
2.9
3.0
V
CAPACITANCE
(t
A
= 25
°
C)
NOTES
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
Input Capacitance
C
IN
5
10
pF
Input/Output Capacitance
C
I/O
5
10
pF
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DS1245W-100 功能描述:NVRAM 3.3V 1024K SRAM Nonvolatile RoHS:否 制造商:Maxim Integrated 數(shù)據(jù)總線寬度:8 bit 存儲(chǔ)容量:1024 Kbit 組織:128 K x 8 接口類型:Parallel 訪問時(shí)間:70 ns 電源電壓-最大:5.5 V 電源電壓-最小:4.5 V 工作電流:85 mA 最大工作溫度:+ 70 C 最小工作溫度:0 C 封裝 / 箱體:EDIP 封裝:Tube
DS1245W-100+ 功能描述:NVRAM 3.3V 1024K SRAM Nonvolatile RoHS:否 制造商:Maxim Integrated 數(shù)據(jù)總線寬度:8 bit 存儲(chǔ)容量:1024 Kbit 組織:128 K x 8 接口類型:Parallel 訪問時(shí)間:70 ns 電源電壓-最大:5.5 V 電源電壓-最小:4.5 V 工作電流:85 mA 最大工作溫度:+ 70 C 最小工作溫度:0 C 封裝 / 箱體:EDIP 封裝:Tube
DS1245W-100IND 功能描述:NVRAM RoHS:否 制造商:Maxim Integrated 數(shù)據(jù)總線寬度:8 bit 存儲(chǔ)容量:1024 Kbit 組織:128 K x 8 接口類型:Parallel 訪問時(shí)間:70 ns 電源電壓-最大:5.5 V 電源電壓-最小:4.5 V 工作電流:85 mA 最大工作溫度:+ 70 C 最小工作溫度:0 C 封裝 / 箱體:EDIP 封裝:Tube
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DS1245W-150 功能描述:NVRAM 3.3V 1024K SRAM Nonvolatile RoHS:否 制造商:Maxim Integrated 數(shù)據(jù)總線寬度:8 bit 存儲(chǔ)容量:1024 Kbit 組織:128 K x 8 接口類型:Parallel 訪問時(shí)間:70 ns 電源電壓-最大:5.5 V 電源電壓-最小:4.5 V 工作電流:85 mA 最大工作溫度:+ 70 C 最小工作溫度:0 C 封裝 / 箱體:EDIP 封裝:Tube