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參數(shù)資料
| 型號： | DS1742-70 |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | Timer or RTC |
| 英文描述： | 0 TIMER(S), REAL TIME CLOCK, PDIP24 |
| 封裝： | 0.740 INCH, ENCAPSULATED, DIP-24 |
| 文件頁數(shù)： | 13/15頁 |
| 文件大小： | 727K |
| 代理商： | DS1742-70 |
DS1742
7 of 15
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 Range………………………………………………………………...-40
°C to +85°C
Soldering Temperature (EDIP, leads)..………………………………..+260
°C for 10 seconds (See Note 7)
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.
OPERATING RANGE
RANGE
TEMPERATURE
VCC
Commercial
0°C to +70°C (noncondensing)
3.3V
±10% or 5V ±10%
Industrial
-40°C to +85°C (noncondensing)
3.3V ±10% or 5V ±10%
RECOMMENDED DC OPERATING CONDITIONS
(Over the operating range)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
VCC = 5V ±10%
VIH
2.2
VCC + 0.3V
V
1
Logic 1
Voltage
(All Inputs)
VCC = 3.3V ±10%
VIH
2.0
VCC + 0.3V
V
1
VCC = 5V ±10%
VIL
-0.3
+0.8
V
1
Logic 0
Voltage (All
Inputs)
VCC = 3.3V ±10%
VIL
-0.3
+0.6
V
1
DC ELECTRICAL CHARACTERISTICS
(VCC = 5.0V ±10%, Over the operating range.)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Active Supply Current
ICC
15
50
mA
2, 3
TTL Standby Current ( CE = VIH)
ICC1
1
3
mA
2, 3
CMOS Standby Current
( CE
≥ V
CC - 0.2V)
ICC2
1
3
mA
2, 3
Input Leakage Current
(Any Input)
IIL
-1
+1
μA
Output Leakage Current
(Any Output)
IOL
-1
+1
μA
Output Logic 1 Voltage
(IOUT = -1.0mA)
VOH
2.4
1
Output Logic 0 Voltage
(IOUT = +2.1mA)
VOL
0.4
1
Write Protection Voltage
VPF
4.25
4.50
V
1
Battery Switchover Voltage
VSO
VBAT
1, 4
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| DS1742-70+ | 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: 安裝風格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube |
| DS1742-85 | 制造商:MAXIM 制造商全稱:Maxim Integrated Products 功能描述:Y2KC Nonvolatile Timekeeping RAMwww. |
| DS1742-85+ | 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: 安裝風格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube |
| DS1742W-120 | 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: 安裝風格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube |
| DS1742W-120+ | 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: 安裝風格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube |
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