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HT36B2 データシート(PDF) 4 Page - Holtek Semiconductor Inc |
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HT36B2 データシート(HTML) 4 Page - Holtek Semiconductor Inc |
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4 / 39 page ![]() Pad Coordinates Unit: mm Pad No. X Y Pad No. X Y 1 -1327.608 1607.250 22 1320.992 -146.680 2 -1321.808 -1607.630 23 1320.992 -46.680 3 -1221.808 -1607.630 24 1320.992 63.920 4 -1111.208 -1607.630 25 1320.992 163.920 5 -1011.208 -1607.630 26 1320.992 274.520 6 -900.608 -1607.630 27 1320.992 374.520 7 -800.608 -1607.630 28 1320.992 485.120 8 -690.008 -1607.630 29 1324.492 1571.300 9 -590.008 -1607.630 30 1211.492 1571.300 10 -479.408 -1607.630 31 1099.052 1571.300 11 -379.408 -1607.630 32 950.392 1571.300 12 -268.808 -1607.630 33 833.168 1571.200 13 -168.808 -1607.630 34 155.316 1571.200 14 -58.208 -1607.630 35 34.192 1604.750 15 41.792 -1607.630 36 -572.908 1604.750 16 152.392 -1607.630 37 -694.032 1607.250 17 252.392 -1607.630 38 -795.808 1607.250 18 362.992 -1607.630 39 -906.408 1607.250 19 462.992 -1607.630 40 -1006.408 1607.250 20 571.392 -1607.630 41 -1117.008 1607.250 21 1320.992 -257.280 42 -1217.008 1607.250 Pad Description Pad Name I/O Internal Connection Function PA0~PA7 I/O Pull-High or None Bidirectional 8-bit Input/Output port, wake-up by mask option PB0~PB7 I/O Pull-High or None Bidirectional 8-bit Input/Output port PC0~PC7 I/O Pull-High or None Bidirectional 8-bit Input/Output port PD0~PD7 I/O Pull-High or None Bidirectional 8-bit Input/Output port INT I Pull-High External interrupt RCH O ¾ R channel audio output LCH O ¾ L channel audio output VDDA ¾¾ DAC power supply VSSA ¾¾ Negative power supply of DAC, ground OSC1 OSC2 I O ¾ OSC1 and OSC2 are connected to an RC network or a crystal (by mask op- tion) for the internal system clock. In the case of RC operation, OSC2 is the output terminal for 1/8 system clock. The system clock may come from the crystal, the two pins cannot be floating. VSS ¾¾ Negative power supply, ground VDD ¾¾ Positive power supply RES I ¾ Reset input, active low HT36B2 Rev. 1.10 4 March 10, 2005 |
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