1-30 (No.49837)
4.4 ES3883F(IC104):VCD Companion chip
• Pin function
• Blockdiagram
• Pin function
1
30~
80
81
100
51
~
~
50
31
~
Pin No. Symbol I/O Function
1,25:26,31,72,75,77,91,100 VSS I Ground.
5,16,32,66,73,78,90 VCC I Voltage supply 5v.
6 DSC_C I Clock programming to access internal registers.
7 AUX0 I/O Servo Foward or Control Pin.
9 AUX1 I/O Servo Reverse or Control Pin.
11 AUX2 I/O Servo LDON or Control Pin.
70 AUX3 I/O Servo CW/Limit or Control Pin.
69 AUX4 I/O Servo CCW/Close or Control Pin.
68 AUX5 I/O Servo Data or Control Pin.
67 AUX6 I/O Servo XLAT or Control Pin/VFD_DO.
14 AUX7 I/O Servo BRKM/Sense or Control Pin/VFD_DI.
18 AUX8 I/O Servo Mute/Open or Control Pin/VFD_CLK.
20 AUX9 I/O Servo SQS0 or Control Pin.
34 AUX10 I/O Servo SQCK or Control Pin.
35 AUX11 I/O 3880 IRQ or Interrupt Output or Control Pin.
36 AUX12 I/O CD C2PO or Interrupt input or Control Pin.
38 AUX13 I/O Serial Interrupt/CD-Mute or Control Pin.
39 AUX14 I/O Servo SCOR(S0S1) or Interrupt Input or Control Pin.
40 AUX15 I/O Interrupt Input or Control Pin.
81,83,85,93,95,97,99,8 DSC_D[7:0] I/O Data for programming to access Internal registers.
10 DSC_S I Strobe for programming to access Internal registers.
12 DCLK O Dual-purpose pin DCLK is the MPEG decoder clock.
EXT_CLK I EXT_CLK is the external clock EXT_CLK is an input during bypass PLL mode.
13 RESET_B I Video reset(active-low).
15 MUTE O Audio mute.
17 MCLK I Audio master clock.
19 TWS I Dual-purpose pin TWS is the transmit audio frame sync.
SPLL_OUT O SPLL_OUT is the select PLL output.
21 TSD I Transmit audio data input.
22 TBCK I Transmit audio bit clock.
CD-ROM Controller
Remote
Control
Audio DAC
NTSC/PAL Video
Echo/Surround/Vocal Assist
Remote
receiver
Speakers
Television
VFD
Driver
VFD
Panel
Preamp
Volume Control
Mic 1
Mic 2
DRAM
ROM
CD ROM
Kit
Vista ES3880
(Video CD)
Preamp
Volume Control
DSC
PLL
Interrupt
Control
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