参数资料
型号: DS1747-70+
厂商: MAXIM INTEGRATED PRODUCTS INC
元件分类: XO, clock
英文描述: Y2K-Compliant, Nonvolatile Timekeeping RAMs
中文描述: 0 TIMER(S), REAL TIME CLOCK, PDIP32
封装: 0.740 INCH, ROHS COMPLIANT, EDIP-32
文件页数: 5/16页
文件大小: 207K
代理商: DS1747-70+
DS1747/DS1747P Y2K-Compliant, Nonvolatile Timekeeping RAMs
13 of 16
POWER-UP/DOWN AC CHARACTERISTICS (5V)
(VCC = 5.0V 10%, TA = Over the Operating Range.)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
CE
or WE at VH
Before Power-Down
tPD
0
s
VCC Fall Time: VPF(MAX) to
VPF(MIN)
tF
300
s
VCC Fall Time: VPF(MIN) to VSO
tFB
10
s
VCC Rise Time: VPF(MIN) to
VPF(MAX)
tR
0
s
Power-Up Recover Time
VPF to
RST High (PowerCap
Only)
tREC
35
ms
Expected Data-Retention Time
(Oscillator ON)
tDR
10
years
5, 6
POWER-UP/DOWN TIMING (5V DEVICE)
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相关代理商/技术参数
参数描述
DS1747-70+ 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
DS1747-70IND 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
DS1747-70IND+ 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
DS1747-70IND-W 功能描述:实时时钟 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
DS1747-DS1747P 制造商:DALLAS 制造商全称:Dallas Semiconductor 功能描述:Y2K-Compliant, Nonvolatile Timekeeping RAMs