データシートサーチシステム |
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ST3917A データシート(PDF) 10 Page - STMicroelectronics |
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ST3917A データシート(HTML) 10 Page - STMicroelectronics |
10 / 16 page Ke yb oa rd Sc a n DTMF Outp ut (P in 17) P ULS E Outp ut LED Ke yb oa rd Inp ut ON OFF ON Tfla s h 3 3 KEYBOARD S CAN 1 FLAS H * 3 ENTER ENTE R E NTER ENTE R Dial S e qu e nc e 1 * FLASH 3 3 : De bounce Time 3 Figure 4 : Pulse Mode Timing with Lighted Dial LED (Pin 24 to VDD or GND) LND Ke yb oa rd Sc a n DTMF Outp ut (Pin 17) P ULS E Outp ut LED Ke yb oa rd Inp ut ON OFF ON Tfla s h 3 3 3 KEYBO ARD S CAN 1 FLAS H * E NTER ENTE R ENTER E NTER Dia l Se que nc e 1 * FLASH 3 : De bounce Time LND OFF Figure 5 : Pulse Mode Timing with Tone Indicator Using ”*” or ”Tone” Key Ke yb oa rd Sc a n DTMF Outpu t (P in 17) P ULS E Outpu t LED Ke yb oa rd Input ON OFF ON Tflas h 3 3 3 KEYBOARD SCAN 1 FLAS H * 3 ENTER ENTER ENTER ENTER Dial Se que nc e 1 * FLASH 3 3 : De bounce Time Figure 3 : Tone Mode Timing with Tone Indicator (Pin 24 to any row) ST3917A - ST3917B 10/16 |
同様の部品番号 - ST3917A |
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同様の説明 - ST3917A |
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