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TC9490F Datenblatt(PDF) 3 Page - Toshiba Semiconductor

Teilenummer TC9490F
Bauteilbeschribung  Digital Servo Single-Chip Processor for Use in CD Player
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Hersteller  TOSHIBA [Toshiba Semiconductor]
Direct Link  http://www.semicon.toshiba.co.jp/eng
Logo TOSHIBA - Toshiba Semiconductor

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TC9490F/FA
2001-09-03
3
Pin Functions
Pin No.
Symbol
I/O
Function Description
Remarks
1
BCK
O
3-5I/F
Bit clock output pin. 32fs, 48fs, or 64fs selectable by command.
Normal speed:
32fs
= 1.4112 MHz
2
LRCK
O
3-5I/F
L/R channel clock output pin. “L” for L channel and “H” for R
channel. Output polarity can be inverted by command.
Normal speed: 44.1 kHz
3
AOUT
O
3-5I/F
Audio data output pin. MSB-first or LSB-first selectable by
command.
¾
4
DOUT
O
3-5I/F
Digital data output pin. Outputs up to double-speed playback.
Based on CP-1201
5
IPF
O
3-5I/F
Correction flag output pin. When set to “H”, AOUT output cannot
be corrected by C2 correction processing.
Alias: C2PO
6
VDD3
¾
Digital 3.3 V power supply voltage pin.
¾
7
VSS3
¾
Digital GND pin.
¾
8
SBOK
O
3-5I/F
Subcode Q data CRCC result output pin. “H” level when result is
OK.
¾
9
CLCK
I/O
3-5I/F
Subcode P-W data read clock I/O pin. I/O polarity selectable by
command.
Schmit input
10
DATA
O
3-5I/F
Subcode P-W data output pin.
¾
11
SFSY
O
3-5I/F
Playback frame sync signal output pin.
¾
12
SBSY
O
3-5I/F
Subcode block sync signal output pin. “H” level at S1 when
subcode sync is detected.
¾
13
/HSO
O
3-5I/F
¾
14
/UHSO
O
3-5I/F
Playback speed mode flag output pins.
/UHSO
/HSO
Playback Speed
H
H
Normal
H
L
Double
L
L
4 times
¾
¾
¾
¾
15
PVDD3
¾
PLL-only 3.3 V power supply voltage pin.
¾
16
PDO
O
AI/F
EFM and PLCK phase difference signal output pin.
3-state output
(PVDD3, PVREF, AVSS3)
17
TMAX
O
AI/F
TMAX detection result output pin.
TMAX Detection Result
TMAX Output
Longer than fixed period
“PVDD3
Within fixed period
“HiZ”
Shorter than fixed period
“AVSS3
3-state output
(PVDD3, HiZ, AVSS3)
18
LPFN
I
AI/F
inverted input pin for PLL LPF amp.
Analog input
19
LPFO
O
AI/F
Output pin for PLL LPF amp.
Analog output
20
PVREF
¾
PLL-only VREF pin.
¾
21
VCOF
O
AI/F
VCO filter pin.
Analog output


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