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参数资料
| 型号： | DS1678K |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 19/25页 |
| 文件大小： | 0K |
| 描述： | KIT EVAL RT EVENT RECORD DS1678 |
| 标准包装： | 1 |
DS1678 Real-Time Event Recorder
3 of 25
AC ELECTRICAL CHARACTERISTICS
(VCC= 2.6V to 5.5V or VBAT = 2.6V to 3.5V, TA = -40°C to +85°C.) (Note 1)
PARAMETER SYMBOL
CONDITIONS
MIN
TYP
MAX UNITS
Input Capacitance
CI
INT
10
pF
Minimum Signal Width
tGLITCH
0.122
0.245
ms
Minimum Event Rate
tEVENT
0.854
1.22
ms
AC ELECTRICAL CHARACTERISTICS
(VCC = 4.5V to 5.5V, TA = -40C to +85C.) (Note 1)
PARAMETER SYMBOL
CONDITIONS
MIN
TYP
MAX UNITS
Fast mode
100
400
SCL Clock Frequency
fSCL
Standard mode
100
kHz
Fast mode
1.3
Bus Free Time Between a STOP and
START Condition
tBUF
Standard mode
4.7
s
Fast mode
0.6
Hold Time (Repeated) START
Condition (Note 3)
tHD:STA
Standard mode
4.0
s
Fast mode
1.3
LOW Period of SCL
tLOW
Standard mode
4.7
s
Fast mode
0.6
HIGH Period of SCL
tHIGH
Standard mode
4.0
s
Fast mode
0.6
Setup Time for a Repeated START
tSU:STA
Standard mode
4.7
s
Fast mode
0
0.9
Data Hold Time (Note 4)
tHD:DAT
Standard mode
0
s
Fast mode
100
Data Setup Time (Note 5)
tSU:DAT
Standard mode
250
ns
Fast mode
20 + 0.1CB
300
Rise Time of Both SDA and SCL
Signals (Note 6)
tR
Standard mode
20 + 0.1CB
1000
ns
Fast mode
20 + 0.1CB
300
Fall Time of Both SDA and SCL
Signals (Note 6)
tF
Standard mode
20 + 0.1CB
300
ns
Fast mode
0.6
Setup Time for STOP
tSU:STO
Standard mode
4.0
s
Capacitive Load for Each Bus Line
(Note 6)
CB
400
pF
Input Capacitance (SCL, SDA)
CI
5
pF
WARNING: Under no circumstances are negative undershoots of any amplitude allowed
when the device is in write protect.
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相关代理商/技术参数 |
参数描述 |
|---|---|
| DS1678S | 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 |
| DS1678S/T&R | 制造商:Maxim Integrated Products 功能描述:REAL TIME CLOCK SERL 32BYTE 8SOIC - Tape and Reel 制造商:Maxim Integrated Products 功能描述:IC RECORDER REALTIME EVENT 8SOIC |
| DS1678S/T&R | 功能描述:IC RECORDER REALTIME EVENT 8SOIC RoHS:否 类别:集成电路 (IC) >> 时钟/计时 - 实时时钟 系列:- 产品培训模块:Obsolescence Mitigation Program 标准包装:1 系列:- 类型:时钟/日历 特点:警报器，闰年，SRAM 存储容量:- 时间格式:HH:MM:SS（12/24 小时） 数据格式:YY-MM-DD-dd 接口:SPI 电源电压:2 V ~ 5.5 V 电压 - 电源，电池:- 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:8-WDFN 裸露焊盘 供应商设备封装:8-TDFN EP 包装:管件 |
| DS1678S+ | 功能描述:实时时钟 Real-Time Event Recorder 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 |
| DS1678S+T&R | 制造商:Maxim Integrated Products 功能描述:REAL TIME CLOCK SERL 32BYTE 8SOIC - Tape and Reel 制造商:Maxim Integrated Products 功能描述:IC REAL TIME EVENT REC 8-SOIC 制造商:Maxim Integrated Products 功能描述:Real Time Clock Real-Time Event Recorder |
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