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參數(shù)資料
| 型號： | DS1642-100 |
| 英文描述： | Nonvolatile Timekeeping RAM |
| 中文描述： | 非易失性內(nèi)存時鐘 |
| 文件頁數(shù)： | 5/11頁 |
| 文件大?。?/td> | 138K |
| 代理商： | DS1642-100 |
DS1642
5 of 11
ABSOLUTE MAXIMUM RATINGS*
Voltage on Any Pin Relative to Ground
Operating Temperature
Storage Temperature
Soldering Temperature
–0.3V to +7.0V
0
°
C to 70
°
C
–20
°
C to +70
°
C
260
°
C for 10 seconds (See Note 6)
* 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
PARAMETER
SYMBOL
Logic 1 Voltage All Inputs
Logic 0 Voltage All Inputs
(0°C to 70°C)
UNITS
V
V
MIN
2.2
-0.3
TYP
MAX
V
CC
+0.3
0.8
NOTES
1
1
V
IH
V
IL
DC ELECTRICAL CHARACTERISTICS
(0°C < t
A
< 70°C; V
CC
(MAX) < V
CC
< V
CC
(MIN)
MIN
TYP
MAX
15
50
1
3
PARAMETER
Active Supply Current
TTL Standby Current
(
CE
= V
IH
)
CMOS Standby Current
(
CE
< V
CC
-0.2V)
Input Leakage Current
(any input)
I/O Leakage Current
(any output)
Output Logic 1 Voltage
(I
OUT
= -1.0 mA)
Output Logic 0 Voltage
(I
OUT
= +2.1 mA)
Write Protection Voltage
SYMBOL
I
CC
I
CC1
UNITS
mA
mA
NOTES
2, 3
2, 3
I
CC2
1
3
mA
2, 3
I
IL
-1
+1
μA
I
OL
-1
+1
μA
V
OH
2.4
1
V
OL
0.4
1
V
PF
4.25
4.37
4.50
V
1
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| DS1642-70 | Nonvolatile Timekeeping RAM |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| DS1642-100+ | 功能描述:實時時鐘 NV Timekeeping RAM RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時間格式:HH:MM:SS RTC 存儲容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風(fēng)格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube |
| DS1642-12 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Real-Time Clock |
| DS1642-120 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:IC-16K CMOS NVRAM |
| DS1642-15 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Real-Time Clock |
| DS1642-70 | 功能描述:實時時鐘 RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時間格式:HH:MM:SS RTC 存儲容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風(fēng)格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube |
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