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参数资料
| 型号： | RTC-4574JEB |
| 厂商： | EPSON TOYOCOM CORP |
| 元件分类： | 时钟/数据恢复及定时提取 |
| 英文描述： | 0 TIMER(S), REAL TIME CLOCK, PDSO20 |
| 封装： | VSOJ-20 |
| 文件页数： | 5/14页 |
| 文件大小： | 620K |
| 代理商： | RTC-4574JEB |
29
XMEGA C3 [DATASHEET]
8492F–AVR–07/2013
14.3.4 Bus-keeper
The bus-keeper’s weak output produces the same logical level as the last output level. It acts as a pull-up if the last level
was ‘1’, and pull-down if the last level was ‘0’.
Figure 14-4. I/O configuration - Totem-pole with bus-keeper.
14.3.5 Others
Figure 14-5. Output configuration - Wired-OR with optional pull-down.
Figure 14-6. I/O configuration - Wired-AND with optional pull-up.
INn
OUTn
DIRn
Pn
INn
OUTn
Pn
INn
OUTn
Pn
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相关代理商/技术参数 |
参数描述 |
|---|---|
| RTC-4574NB | 制造商:Epson Toyocom Corporation 功能描述:Cut Tape |
| RTC-4574SA | 制造商:Epson Toyocom Corporation 功能描述:32.768kHz 0.5uA@3ViTyp.j 10.1~5.0~3.2mm +85 -40 5}23ppm@+25/3.0V 10.1mm 5mm 3.2mm Cut Tape 制造商:Epson Toyocom 功能描述:RTC module,3Wire Serial,Alarm,SOP14 |
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