參數(shù)資料
型號： DS1746WP-120IND
英文描述： Y2K-Compliant, Nonvolatile Timekeeping RAMs
中文描述： 千年蟲的，非易失時鐘存儲器
文件頁數(shù)： 7/18頁
文件大小： 224K
代理商： DS1746WP-120IND
DS1746/DS1746P
7 of 18
ABSOLUTE MAXIMUM RATINGS*
Voltage on Any Pin Relative to Ground
Storage Temperature
Soldering Temperature
–0.3V to +6.0V
–40
°
C to +85
°
C
260°C for 10 seconds (DIP Package) (See Note 7)
See IPC/JEDEC Standard J-STD-020A for
Surface Mount Devices
* This is a stress rating only and functional operation of the device at these or any other condition 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.
OPERATING RANGE
Range
Commercial
Temperature
0°C to +70°C
V
CC
3.3V
±
10% or 5V
±
10%
RECOMMENDED DC OPERATING CONDITIONS
(Over the Operating Range)
PARAMETER
SYMBOL
MIN
Logic 1 Voltage All Inputs
V
CC
= 5V
±
10%
V
CC
= 3.3V
±
10%
V
IH
2.0
TYP
MAX
V
CC
+0.3
V
V
CC
+0.3
V
UNITS
NOTES
V
IH
2.2
V
1
V
1
V
IL
-0.3
0.8
V
1
Logic 0 Voltage All Inputs
V
CC
= 5V
±
10%
V
CC
= 3.3V
±
10%
V
IL
-0.3
0.6
V
1
DC ELECTRICAL CHARACTERISTICS
(Over the Operating Range; V
CC
= 5.0V
±
10%)
SYMBOL
MIN
TYP
Icc
PARAMETER
Active Supply Current
TTL Standby Current
(CE = V
IH
)
CMOS Standby Current
(CE
≥
V
CC
-0.2V)
Input Leakage Current (any input)
Output 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
Battery Switch Over Voltage
MAX
85
UNITS
mA
NOTES
2,3
Icc
1
6
mA
2,3
Icc
2
4
mA
2,3
I
IL
-1
+1
μ
A
μ
A
I
OL
-1
+1
V
OH
2.4
1
V
OL
0.4
1
V
PF
V
SO
4.25
4.50
V
1
V
BAT
1,4
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
DS1746WP-120IND+ 功能描述:實時時鐘 Timekeeping NV 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
DS1747 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:Y2K-Compliant, Nonvolatile Timekeeping RAMs
DS1747_10 制造商:MAXIM 制造商全稱:Maxim Integrated Products 功能描述:Y2K-Compliant, Nonvolatile Timekeeping RAMs
DS1747_12 制造商:MAXIM 制造商全稱:Maxim Integrated Products 功能描述:Y2K-Compliant, Nonvolatile Timekeeping RAMs
DS1747-70 功能描述:實時時鐘 Timekeeping NV 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
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