自营(DL0001) |
MCP7940N-I/ST |
当天发货 |
The MCP7940N series of low-power Real-Time Clocks (RTC) uses digital timing compensation for an accurate clock/calendar, a programmable output control for versatility, and a power sense circuit that automatically switches to the backup supply. Using a low-cost 32.768 kHz crystal, it tracks time using several internal registers. For communication, the MCP7940N uses the I2C bus. The clock/calendar automatically adjusts for months with fewer than 31 days, including corrections for leap years. The clock opera |
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¥9.738800 ¥8.400200 ¥7.566000 ¥6.712400 ¥6.324400 ¥6.159500
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