参数资料
型号: DS1747W-120IND
厂商: Maxim Integrated Products
文件页数: 15/16页
文件大小: 0K
描述: IC RTC RAM Y2K 3.3V 120NS 32EDIP
标准包装: 11
类型: 时钟/日历
特点: 闰年,NVSRAM,Y2K
存储容量: 512KB
时间格式: HH:MM:SS(24 小时)
数据格式: YY-MM-DD-dd
接口: 并联
电源电压: 2.97 V ~ 3.63 V
工作温度: -40°C ~ 85°C
安装类型: 通孔
封装/外壳: 32-DIP 模块(0.600",15.24mm)
供应商设备封装: 32-EDIP
包装: 管件
DS1747/DS1747P Y2K-Compliant, Nonvolatile Timekeeping RAMs
8 of 16
ABSOLUTE MAXIMUM RATINGS
Voltage Range on Any Pin Relative to Ground
5.5V Version………………………………………………………………………………………….-0.3V to +6.0V
3.3V Version.…………………………………………………………………………………………-0.3V to +4.6V
Operating Temperature Range (Noncondensing)
Commercial...……………………………………….......................................................................0°C to +70°C
Industrial……………………………………………………..……………………………………….-40°C to +85°C
Storage Temperature Range
EDIP .......................………………………………………………………………………………...-40°C to +85°C
PowerCap ........................................................................................................................... -55°C to +125°C
Lead Temperature (soldering, 10s)..........................……………………….………….…………………………...+260°C
Note: EDIP is hand or wave-soldered only.
Soldering Temperature (reflow, PowerCap) .................................................................................................. +260°C
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 device
reliability.
RECOMMENDED DC OPERATING CONDITIONS
(TA = Over the Operating Range)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Logic 1 Voltage
All Inputs
VCC =
5V±10%
VIH
2.2
VCC +
0.3V
V
1
VCC =
3.3V±10%
VIH
2.0
VCC +
0.3V
V
1
Logic 0 Voltage
All Inputs
VCC =
5V±10%
VIL
-0.3
+0.8
V
1
VCC =
3.3V±10%
VIL
-0.3
+0.6
V
1
DC ELECTRICAL CHARACTERISTICS
(VCC = 5.0V ± 10%, TA = Over the Operating Range.)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Active Supply Current
Icc
85
mA
2, 3, 10
TTL Standby Current
( CE = VIH)
Icc1
6
mA
2, 3
CMOS Standby Current
( CE ≥ VCC - 0.2V)
Icc2
4
mA
2, 3
Input Leakage Current
(Any Input)
IIL
-1
+1
A
Output Leakage Current
(Any Output)
IOL
-1
+1
A
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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DS1747W-120IND+ 功能描述:实时时钟 Timekeeping NV RAM 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
DS1747WP-120 功能描述:实时时钟 Timekeeping NV RAM 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
DS1747WP-120+ 功能描述:实时时钟 Timekeeping NV RAM 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
DS1747WP-120IND 功能描述:实时时钟 Timekeeping NV RAM 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
DS1747WP-120IND+ 功能描述:实时时钟 Timekeeping NV RAM 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