Create successful ePaper yourself
Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.
5-25. IC PIN FUNCTION DESCRIPTION<br />
• DIGITAL BOARD IC1201 PCM1604Y/2K (D/A CONVERTER)<br />
Pin No. Pin Name I/O Description<br />
1 to 6 ZER01 to ZER06 I Not used (open)<br />
7 AGND — Ground terminal (for analog)<br />
8 VCC — Power supply terminal (+5V)<br />
9 VOUT6 O Analog negative signal output to the line amp (IC1261)<br />
10 VOUT5 O Analog negative signal output to the line amp (IC1261)<br />
11 VOUT4 O Analog negative signal output to the line amp (IC1241)<br />
12 VOUT3 O Analog negative signal output to the line amp (IC1241)<br />
13 VOUT2 O Analog negative signal output to the line amp (IC1221)<br />
14 VOUT1 O Analog negative signal output to the line amp (IC1221)<br />
15 VCOM2 O Common voltage output terminal<br />
16 VCOM1 O Lerge external capacitor is used to reduce power supply noise<br />
17 AGND6 — Ground terminal (for analog)<br />
18 VCC6 — Power supply terminal (+5V)<br />
19 AGND5 — Ground terminal (for analog)<br />
20 VCC5 — Power supply terminal (+5V)<br />
21 AGND4 — Ground terminal (for analog)<br />
22 VCC4 — Power supply terminal (+5V)<br />
23 AGND3 — Ground terminal (for analog)<br />
24 VCC3 — Power supply terminal (+5V)<br />
25 AGND2 — Ground terminal (for analog)<br />
26 VCC2 — Power supply terminal (+5V)<br />
27 AGND1 — Ground terminal (for analog)<br />
28 VCC1 — Power supply terminal (+5V)<br />
29 AGND0 — Ground terminal (for analog)<br />
30 VCC0 — Power supply terminal (+5V)<br />
31, 32 NC — Not used (open)<br />
33 MDO O Serial data output to the system control (IC1703)<br />
34 MDI I Serial dara input from the system controller (IC1703)<br />
35 MC I Clock signal input from the system controller (IC1703)<br />
36 ML I Latch signal input from the system controllrt (IC1703)<br />
37 RST I Reset signal input from the system controller (IC1703)<br />
38 SCKI I Serial clock signal input from the audio DSP2 (IC1601)<br />
39 SCKO O Serial clock signal output terminal Not used (open)<br />
40 BCK I Bit clock signal input from the audio DSP2 (IC1601)<br />
41 LRCK I L/R sampling clock signal input from the audio DSP2 (IC1601)<br />
42 TEST I Test data input terminal (fixed at “L” )<br />
43 VDD — Power supply terminal (+5V)<br />
44 DGND — Ground terminal (for digital)<br />
45 DATA1 I Audio serial data1 input from the audio DSP2 (IC1601)<br />
46 DATA2 I Audio serial data2 input from the audio DSP2 (IC1601)<br />
47 DATA3 I Audio serial data3 input from the audio DSP2 (IC1601)<br />
48 ZER0A I Zero input detect terminal Not used (open)<br />
<strong>STR</strong>-<strong>DB870</strong>/<strong>DB1070</strong><br />
43
Change language