TC9495F
2002-01-11
3
Pin Function
Pin No.
Symbol
I/O
Functional Description
Remarks
1
TEST0
I
Test mode terminal. Normally, keep at open.
With pull-up resistor.
2
HSO
O
3
UHSO
O
Playback speed mode flag output terminal.
UHSO
HSO
Playback Speed
H
Normal
H
L
2 times
L
H
4 times
L
4
EMPH
O
Subcode Q data emphasis flag output terminal.
Emphasis ON at “H” level and OFF at “L” level.
The output polarity can invert by command.
5
LRCK
O
Channel clock output terminal. (44.1 kHz)
L-ch at “L” level and R-ch at “H” level. The output polarity can
invert by command.
6
VSS
Digital GND terminal.
7
BCK
O
Bit clock output terminal.
Output is selectable 1.4112 MHz, 2.1168 MHz or
2.8224 MHz.
8
AOUT
O
Audio data output terminal.
9
DOUT
O
Digital data output terminal.
10
MBOV
O
Buffer memory over signal output terminal.
Over at “H” level.
11
IPF
O
Correction flag output terminal.
At “H” level, AOUT output is made to correction impossibility
by C2 correction processing.
12
SBOK
O
Subcode Q data CRCC check adjusting result output
terminal. The adjusting result is OK at “H” level.
13
CLCK
I/O
Subcode P~W data readout clock input/output terminal.
This terminal can select by command bit.
14
VDD
Digital power supply voltage terminal.
15
VSS
Digital GND terminal.
16
DATA
O
Subcode P~W data output terminal.
17
SFSY
O
Play-back frame sync signal output terminal.
18
SBSY
O
Subcode block sync signal output terminal.
19
SPCK
O
Processor status signal readout clock output terminal.
20
SPDA
O
Processor status signal output terminal.
21
COFS
O
Correction frame clock output terminal.
(7.35 kHz)
22
MONIT
O
Internal signal (DSP internal flag and PLL clock) output
terminal. Selected by command.
This terminal output the text data with serial by command.
23
VDD
Digital power supply voltage terminal.
24
TESIO0
I
Test input/output terminal. Normally, keep at “L” level.
The terminal that inputted the clock for read of text data by
command.