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DS1643-100 参数 Datasheet PDF下载

DS1643-100图片预览
型号: DS1643-100
PDF下载: 下载PDF文件 查看货源
内容描述: 非易失时钟RAM [Nonvolatile Timekeeping RAMs]
分类和应用: 外围集成电路双倍数据速率时钟
文件页数/大小: 17 页 / 204 K
品牌: MAXIM [ MAXIM INTEGRATED PRODUCTS ]
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DS1643/DS1643P
ABSOLUTE MAXIMUM RATINGS
Voltage Range on Any Pin Relative to Ground……………………………………………..-0.3V to +6.0V
Operating Temperature Range………………………………………………0°C to +70°C, Noncondensing
Storage Temperature (EDIP) ……………………………………………-40°C to +85°C, Noncondensing
Storage Temperature (PowerCap) ………………………………………-55°C to +125°C, Noncondensing
Lead Temperature (soldering, 10 seconds)………………………… . . . . . . . . . . . . . . . . . . . . ……+260°C
Note:
EDIP is hand or wave-soldered only (Note 7).
Soldering Temperature (PowerCap reflow) . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . +260°C
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
= 0C to +70C)
PARAMETER
Supply Voltage
Logic 1 Voltage All Inputs
Logic 0 Voltage All Inputs
SYMBOL
V
CC
V
IH
V
IL
MIN
4.5
2.2
-0.3
TYP
5.0
MAX
5.5
V
CC
+ 0.3
+0.8
UNITS
V
V
V
NOTES
DC ELECTRICAL CHARACTERISTICS
(V
CC
= 5.0V
10%,
T
A
= 0C to70C.)
PARAMETER
Active Supply Current
TTL Standby Current
(
CE
= V
IH
, CE2 = V
IL
)
CMOS Standby Current
(
CE
= V
CC
- 0.2V
,
CE2 = GND + 0.2V)
Input Leakage Current (Any Input)
Output Leakage Current (Any Output)
Output Logic 1 Voltage
(I
OUT
= -1.0mA)
Output Logic 0 Voltage
(I
OUT
= +2.1mA)
Write Protection Voltage
SYMBOL
I
CC
I
CC1
I
CC2
I
IL
I
OL
V
OH
V
OL
V
PF
4.25
4.37
-1
-1
2.4
0.4
4.50
V
MIN
TYP
15
1
1
MAX
50
3
3
+1
+1
UNITS
mA
mA
mA
A
A
1
1
1
NOTES
2, 3
2, 3
2, 3
7 of 17