TC9495F Datasheet, PDF (3/17 Pages) Toshiba Semiconductor – Digital Servo Single Chip Processor Built in 1 Bit DA Converter

Pin Function
Pin No.
1
Symbol
TEST0
2
HSO
3
UHSO
I/O
Functional Description
I Test mode terminal. Normally, keep at open.
Playback speed mode flag output terminal.
O
UHSO
H
H
L
O
L
HSO
H
L
H
L
Playback Speed
Normal
2 times
4 times
¾
TC9495F
Remarks
With pull-up resistor.
¾
Subcode Q data emphasis flag output terminal.
4
EMPH
O Emphasis ON at “H” level and OFF at “L” level.
The output polarity can invert by command.
Channel clock output terminal. (44.1 kHz)
5
LRCK
O _{L-ch at “L” level and R-ch at “H” level. The output polarity can}
invert by command.
6
V_SS
¾ Digital GND terminal.
Bit clock output terminal.
7
BCK
O _{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.
Buffer memory over signal output terminal.
10
MBOV
O
Over at “H” level.
Correction flag output terminal.
11
IPF
O _{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.
Subcode P~W data readout clock input/output terminal.
13
CLCK
I/O
This terminal can select by command bit.
14
V_DD
¾ Digital power supply voltage terminal.
15
V_SS
¾ 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.
Correction frame clock output terminal.
21
COFS
O
(7.35 kHz)
Internal signal (DSP internal flag and PLL clock) output
22
MONIT
O ^{terminal. Selected by command.}
This terminal output the text data with serial by command.
23
V_DD
¾ Digital power supply voltage terminal.
Test input/output terminal. Normally, keep at “L” level.
24
TESIO0
I _{The terminal that inputted the clock for read of text data by}
command.
3
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2002-01-11