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HT36A0 Datasheet(PDF) 3 Page - Holtek Semiconductor Inc |
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HT36A0 Datasheet(HTML) 3 Page - Holtek Semiconductor Inc |
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3 / 23 page ![]() Pad Coordinates Unit: mm Pad No. X Y Pad No. X Y 1 -1365.58 1008.20 20 1273.90 -1415.28 2 -1365.58 748.60 21 1367.30 -1106.75 3 -1365.58 489.00 22 1367.30 -847.15 4 -1365.58 229.40 23 1367.30 -587.55 5 -1365.58 -30.2 24 1367.30 -327.95 6 -1365.58 -289.80 25 1367.30 -68.35 7 -1365.58 -549.40 26 1367.30 191.25 8 -1365.58 -809.00 27 1367.30 450.85 9 -1365.58 -1068.60 28 1367.30 710.45 10 -1365.58 -1328.20 29 1367.30 970.05 11 -1062.50 -1415.28 30 1172.575 1414.78 12 -802.90 -1415.28 31 965.075 1414.78 13 -543.30 -1415.28 32 705.475 1414.78 14 -283.70 -1415.28 33 497.925 1414.78 15 -24.10 -1415.28 34 349.436 1396.935 16 235.50 -1415.28 35 -328.416 1396.935 17 495.10 -1415.28 36 -481.370 1368.13 18 754.70 -1415.28 37 -611.375 1368.13 19 1014.30 -1415.28 38 -741.385 1368.13 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 PB0~PB7 I/O Pull-High or None Bidirectional 8-bit Input/Output port 17~24 PC0~PC7 I/O Pull-High or None Bidirectional 8-bit Input/Output port 25 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/DCLK 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 1/8 system clock. 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 HT36A0 Rev. 1.20 3 June 18, 2003 |
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