JVC KD-LX10 Service Manual page 40

KD-LX10/KD-LX30
TC9462F (IC521) : DSP & DAC
1.Pin Layout
80 ~ 51
81
100
1 ~ 30
2.Pin Function (1/2)
Symbol
Pin No.
1
TEST0
2
HSO
3
UHSO
4
EMPH
5
LRCK
6
Vss
7
BCK
8
AOUT
9
DOUT
10
MBOV
11
IPF
12
SBOK
13
CLCK
14
Vdd
15
Vss
16
DATA
17
SFSY
18
SBSY
19
SPCK
20
SPDA
21
COFS
22
MONIT
23
Vdd
24
TESIO0
25
P2VREF
26
HSSW
27
ZDET
28
PDO
29
TMAXS
30
TMAX
31
LPFN
32
LPFO
33
PVREF
34
VCOREF
35
VCOF
36
AVss
37
SLCO
38
RFI
39
AVDD
2-38
50
31
I/O
Test mode terminal. Normally, keep at open
I
Playback speed mode flag output terminal
O
Playback speed mode flag output terminal
O
Sub code Q data emphasis flag output terminal. "H"=ON "L"=OFF
O
Channel clock output terminal.(44.1kHz) "H"=Rch "L"=Lch
O
Digital GND terminal
-
Bit clock output terminal. (1.4122MHz)
O
Audio data output terminal
O
Digital data output terminal
O
Buffer memory over signal output terminal.
O
Correction flag output terminal
O
Sub code Q data CRCC check adjusting result output terminal. "H"=result OK
O
Sub code P~W data readout input/output terminal
I/O
Digital power supply voltage terminal
-
Digital GND terminal
-
Sub code P~W data output terminal
O
Play-back frame sync signal output terminal
O
Sub code block sync signal output terminal
O
Processor status signal readout clock output terminal
O
Processor status signal output terminal
O
Correction frame clock output terminal (7.35kHz)
O
Internal signal (DSP internal flag and PLL clock) output terminal
O
Digital power supply voltage terminal
-
Test input/output terminal. Normally, keep at "L" level
I
PLL double reference voltage supply terminal
-
2/4 times speed at "Vref" voltage
O
1bit DA converter zero detect flag output terminal
O
Phase difference signal output terminal of EFM signal and PLCK signal
O
TMAX detection result output terminal. Selected by command bit (TMPS)
O
TMAX detection result output terminal. Selected by command bit (TMPS)
O
LPF amplifier inverting input terminal for PLL
I
LPF amplifier output terminal for PLL
O
PLL reference voltage supply terminal
-
VCO center frequency reference level terminal
I
VCO filter terminal
O
Analog GND terminal
-
Data slice level output terminal
O
RF signal input terminal
I
Analog power supply voltage terminal
-
Function