Maxim > 方案 > 自动取款机(ATM)系统
货运担保
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| 显示 |
标题/型号 |
关键优势 |
| QV PDF |
1024位EEPROM iButton
DS1972
| EPROM仿真模式，用于保护数据不被意外擦除 |
| QV PDF |
密码保护的32K字节EEPROM iButton
DS1977
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| 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
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| Key Specifications: iButton Products |
| Part Number |
Overview |
Memory Type |
Memory Size |
Security Features |
Unique Ware |
Real Time Clock |
Features |
Smallest Available Pckg.
(mm2) |
| max w/pins |
| DS1972 |
iButton Memory |
EEPROM |
1K bits |
- |
No |
No |
EPROM Emulation Mode |
301 |
| DS1977 |
32K Bytes |
Password Protected |
- |
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See All iButton Products (26)
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| Key Specifications: Timekeeping & Real-Time Clocks |
| Part Number |
Functions |
Date/ Time Format |
Interface |
VSUPPLY
(V) |
Time Keeping Current
(nA) |
CL
(pF) |
Memory Type |
Memory Size
(Bytes) |
Time of Day Alarms |
| hh = sec/100 |
typ |
| DS1682 |
Time/Temperature/Event Recorder |
Binary |
I2C |
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- |
- |
EEPROM |
10 |
1 |
| DS1678 |
- |
YY-MM-DD/ HH:MM:SS |
5 |
300 |
12.5 |
None |
- |
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See All Timekeeping & Real-Time Clocks (80)
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