传输节点、接入节点、上/下路复用器和数字交叉连接

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数据资料

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标题/型号

关键优势

QV PDF

历时记录器，带有闹钟功能
DS1682

业内首款非晶振历时计数器

QV PDF

实时事件记录器
DS1678

Key Specifications: Timekeeping & Real-Time Clocks

Part Number

Functions

Date/ Time Format (hh = sec/100)

Interface

Supply Voltage (V)

Time- keeping Current (typ) (nA)

C_L, Load Capacitance (pF)

Memory Type

Memory Size (Bytes)

Number of Time of Day Alarms

DS1682

•	Time/Temperature/Event Recorder

Binary

I²C

3
3.3
5

EEPROM

DS1678

YY-MM-DD/ HH:MM:SS

I²C

300

12.5

None