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HT36B4 датащи(PDF) 3 Page - Holtek Semiconductor Inc |
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HT36B4 датащи(HTML) 3 Page - Holtek Semiconductor Inc |
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3 / 38 page ![]() Pad Coordinates Unit: mm Pad No. X Y Pad No. X Y 1 -1194.900 1108.540 20 1198.360 -1396.900 2 -1194.900 1013.540 21 1194.200 -1191.950 3 -1194.900 910.540 22 1194.200 -1096.950 4 -1194.900 815.540 23 1194.200 -993.950 5 -1194.900 712.540 24 1194.200 -898.950 6 -1194.900 617.540 25 1194.200 36.550 7 -1194.900 514.540 26 1194.200 131.550 8 -1194.900 -1203.060 27 1194.200 234.550 9 -1194.900 -1306.060 28 1194.200 329.550 10 -1194.900 -1401.060 29 1194.200 432.550 11 -989.950 -1396.900 30 1138.475 1393.120 12 -894.950 -1396.900 31 1038.450 1393.120 13 -791.950 -1396.900 32 925.450 1393.120 14 -696.950 -1396.900 33 819.765 1393.120 15 -593.950 -1396.900 34 -154.540 1392.655 16 802.360 -1396.900 35 -249.540 1392.655 17 905.360 -1396.900 36 -376.070 1390.100 18 1000.360 -1396.900 37 -487.200 1390.600 19 1103.360 -1396.900 38 -601.535 1390.100 Pad Description Pad No. Pad Name I/O Internal Connection Function 1~8 PA0~PA7 I/O Pull-High or None Bidirectional 8-bit Input/Output port, wake-up by mask option 9~16, 17~24, 25 PB0~PB7, PC0~PC7, PD0 I/O Pull-High or None Bidirectional 8-bit Input/Output port 26 PD1/DOUT I/O Pull-High or None Bidirectional 8-bit Input/Output port DAC data out 27 PD2/LOAD I/O Pull-High or None Bidirectional 8-bit Input/Output port DAC word clock 28 PD3/DCK I/O Pull-High or None Bidirectional 8-bit Input/Output port DAC bit clock 29 RES I ¾ Reset input, active low 30 VSSA ¾¾ Negative power supply of DAC, ground 31 RCH O CMOS R channel audio output 32 LCH O CMOS L channel audio output 33 VDDA ¾¾ DAC power supply 35 34 OSC1 OSC2 I O ¾ OSC1 and OSC2 are connected to an RC network or a crystal (by mask option) for the internal system clock. In the case of RC opera- tion, OSC2 is the output terminal for 1/4 system clock (fOSC2=fOSC/8). The system clock may come from the crystal, the two pins cannot be floating. 36, 37 VSS ¾¾ Negative power supply, ground 38 VDD ¾¾ Positive power supply HT36B4 Rev. 1.00 3 October 18, 2006 |
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