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参数资料
| 型号： | DS1672U-2 |
| 厂商： | DALLAS SEMICONDUCTOR |
| 元件分类： | Timer or RTC |
| 英文描述： | 0 TIMER(S), REAL TIME CLOCK, PDSO8 |
| 封装： | MICRO, SOP-8 |
| 文件页数： | 12/13页 |
| 文件大小： | 104K |
| 代理商： | DS1672U-2 |
DS1672
8 of 13
ABSOLUTE MAXIMUM RATINGS*
Voltage on Any Pin Relative to Ground
-0.3V to +6.0V
Operating Temperature
-40
°C to +85°C
Storage Temperature
-55
°C to +125°C
Soldering Temperature
See J-STD-020A specification
* 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
(-40
°C to +85°C)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
VCC
2.97
3.3
3.63
V
1
VCC
2.7
3.0
3.3
V
1
Supply Voltage (DS1672-33)
(DS1672-3)
(DS1672-2)
VCC
1.8
2.0
2.2
V
1
Logic 1
VIH
0.7VCC
VCC + 0.5
V
1
Logic 0
VIL
-0.5
0.3VCC
V1
Backup Supply Voltage
VBACKUP
1.3
3.6
V
1
DC ELECTRICAL CHARACTERISTICS
DS1672-33
(-40
°C to +85°C; V
CC = 2.97 to 3.63V)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Active Supply Current
ICCA
2mA
7
Standby Current
ICCS
500
A
8
Power-Fail Voltage
VPF
2.80
2.88
2.97
V
1
DC ELECTRICAL CHARACTERISTICS
DS1672-3
(-40
°C to +85°C; V
CC = 2.7 to 3.3V)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Active Supply Current
ICCA
2mA
7
Standby Current
ICCS
500
A
9
Power-Fail Voltage
VPF
2.5
2.6
2.7
V
1
DC ELECTRICAL CHARACTERISTICS
DS1672-2
(-40
°C to +85°C; V
CC = 1.8 to 2.2V)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Active Supply Current
ICCA
2mA
7
Standby Current
ICCS
500
A
10
Power-Fail Voltage
VPF
1.6
1.7
1.8
V
1
DC ELECTRICAL CHARACTERISTICS
(-40
°C to +85°C; V
CC < VPF)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Timekeeping Current
IOSC
1
A
12
Backup Standby Current
(Oscillator Off)
IBACKUP
200
nA
13
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相关代理商/技术参数 |
参数描述 |
|---|---|
| DS1672U-2+ | 功能描述:实时时钟 I2C 32-Bit Binary Counter RTC RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 总线接口:I2C 日期格式:DW:DM:M:Y 时间格式:HH:MM:SS RTC 存储容量:64 B 电源电压-最大:5.5 V 电源电压-最小:1.8 V 最大工作温度:+ 85 C 最小工作温度: 安装风格:Through Hole 封装 / 箱体:PDIP-8 封装:Tube |
| DS1672U-3 | 功能描述:实时时钟 I2C 32-Bit Binary Counter RTC RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 总线接口:I2C 日期格式:DW:DM:M:Y 时间格式:HH:MM:SS RTC 存储容量:64 B 电源电压-最大:5.5 V 电源电压-最小:1.8 V 最大工作温度:+ 85 C 最小工作温度: 安装风格:Through Hole 封装 / 箱体:PDIP-8 封装:Tube |
| DS1672U-3+ | 功能描述:实时时钟 I2C 32-Bit Binary Counter RTC RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 总线接口:I2C 日期格式:DW:DM:M:Y 时间格式:HH:MM:SS RTC 存储容量:64 B 电源电压-最大:5.5 V 电源电压-最小:1.8 V 最大工作温度:+ 85 C 最小工作温度: 安装风格:Through Hole 封装 / 箱体:PDIP-8 封装:Tube |
| DS1672U-33 | 功能描述:实时时钟 I2C 32-Bit Binary Counter RTC RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 总线接口:I2C 日期格式:DW:DM:M:Y 时间格式:HH:MM:SS RTC 存储容量:64 B 电源电压-最大:5.5 V 电源电压-最小:1.8 V 最大工作温度:+ 85 C 最小工作温度: 安装风格:Through Hole 封装 / 箱体:PDIP-8 封装:Tube |
| DS1672U-33/T&R | 功能描述:实时时钟 I2C 32-Bit Binary Counter RTC RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 总线接口:I2C 日期格式:DW:DM:M:Y 时间格式:HH:MM:SS RTC 存储容量:64 B 电源电压-最大:5.5 V 电源电压-最小:1.8 V 最大工作温度:+ 85 C 最小工作温度: 安装风格:Through Hole 封装 / 箱体:PDIP-8 封装:Tube |
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