CD-MP700/CD-MP77
– 44 –
IC3 VHiLC78683E-1: MP3 Decoder (LC78683E) (1/2)
1
LRSY
Input
CD L/R clock input.
2
ADDATA
Output
Audio data output.
3
ADBCK
Output
Audio bit clock output.
4
ADLRCK
Output
Audio L/R clock output.
5
C2FIN
Input
CD C2 error flag input.
6
TEST1
Input
Test input 1. (Must be connected to GND.)
7
CKIN
Input
System clock (16.9344 MHz) input.
8
VSS
—
GND ground pin.
9
CKOUT
Output
External DF/DAC clock (384Fs) output.
10
TEST2
Input
Test input 2. (Must be connected to GND.)
11
DVDD1
Input
I/O digital supply pin.
12
PW
Input
CD subcode data serial input.
13
SBSY
Input
CD subcode block synchronization signal input.
14
SFSY
Input
CD subcode frame synchronization signal input.
15*
SBCK
Output
CD subcode transfer serial clock output.
16
AVDD1
Input
Analog (PLL) supply.
17
VPRER
—
VCO oscillator range set pin.
18
VCOC
Input
VCO control voltage input.
19
VPDO
Output
VCO charge pump output.
20
AVSS
—
Analog GND ground pin.
21
DVDD2
Input
Internal logic supply pin.
22
VSS
—
GND ground pin.
23
MDATA0
Input/Output
DRAM data bus 0.
24
MDATA1
Input/Output
DRAM data bus 1.
25
MDATA2
Input/Output
DRAM data bus 2.
26
MDATA3
Input/Output
DRAM data bus 3.
27
MDATA4
Input/Output
DRAM data bus 4.
28
MDATA5
Input/Output
DRAM data bus 5.
29
MDATA6
Input/Output
DRAM data bus 6.
30
MDATA7
Input/Output
DRAM data bus 7.
31
DVDD3
Input
I/O digital supply pin.
32
VSS
—
GND ground pin.
33
MDATA8
Input/Output
DRAM data bus 8.
34
MDATA9
Input/Output
DRAM data bus 9.
35
MDATA10
Input/Output
DRAM data bus 10.
36
MDATA11
Input/Output
DRAM data bus 11.
37
MDATA12
Input/Output
DRAM data bus 12.
38
MDATA13
Input/Output
DRAM data bus 13.
39
MDATA14
Input/Output
DRAM data bus 14.
40
MDATA15
Input/Output
DRAM data bus 15.
41
RASB
Output
RAS output. (L-active)
42
WEB
Output
WE output. (L-active)
43
CASLB
Output
CAS output. (Lower Byte, L-active)
44
CASUB
Output
CAS output. (Upper Byte, L-active)
45
OEB
Output
OE output (L-active)
46*
ADRS12
Output
DRAM address output 12.
47*
ADRS11
Output
DRAM address output 11.
48*
ADRS10
Output
DRAM address output 10.
49*
ADRS9
Output
DRAM address output 9.
50
ADRS8
Output
DRAM address output 8.
Terminal Name
Pin No.
Input/Output
Function
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
