TC94A14FA Toshiba, TC94A14FA Datasheet - Page 3

• Manufacturer Part Number: TC94A14FA
• Description: Digital Servo Single-Chip Processor for Use in CD Player
• Manufacturer: Toshiba

Pin Functions
Pin No.
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
1
2
3
4
5
6
7
8
9
Symbol
PV
PV
AV
AV
AOUT
DOUT
SBOK
TMAX
VCOF
SLCO
LRCK
CLCK
DATA
SFSY
SBSY
LPFN
LPFO
V
V
PDO
BCK
IPF
IO0
IO1
RFI
DD3
SS3
DD3
REF
SS3
DD3
3-5I/F
3-5I/F
3-5I/F
3-5I/F
3-5I/F
3-5I/F
3-5I/F
3-5I/F
3-5I/F
3-5I/F
3-5I/F
AI/F
AI/F
AI/F
AI/F
AI/F
AI/F
AI/F
I/O
I/O
I/O
¾
¾
¾
¾
¾
¾
O
O
O
O
O
O
O
O
O
O
O
O
O
O
I
I
Bit clock output pin. 32fs, 48fs, or 64fs selectable by command.
L/R channel clock output pin. “L” for L channel and “H” for R
channel. Output polarity can be inverted by command.
Audio data output pin. MSB-first or LSB-first selectable by
command.
Digital data output pin. Outputs up to double-speed playback.
Correction flag output pin. When set to “H”, AOUT output cannot
be corrected by C2 correction processing.
Digital 3.3 V power supply voltage pin.
Digital GND pin.
Subcode Q data CRCC result output pin. “H” level when result is
OK.
Subcode P-W data read clock I/O pin. I/O polarity selectable by
command.
Subcode P-W data output pin.
Playback frame sync signal output pin.
Subcode block sync signal output pin. “H” level at S1 when
subcode sync is detected.
General-purpose input / output pins.
Input port at reset.
PLL-only 3.3 V power supply voltage pin.
EFM and PLCK phase difference signal output pin.
TMAX detection result output pin.
Inverted input pin for PLL LPF amp.
Output pin for PLL LPF amp.
PLL-only V
VCO filter pin.
Analog GND pin.
DAC output pin for data slice level generation.
RF signal input pin. Zin selectable by command.
Analog 3.3 V power supply voltage pin.
Shorter than fixed period
Longer than fixed period
TMAX Detection Result
Within fixed period
REF
pin.
Function Description
3
TMAX Output
“PV
“AV
“HiZ”
DD3
SS3
”
”
Normal speed:
32fs = 1.4112 MHz
Normal speed: 44.1 kHz
Based on CP-1201
Alias: C2PO
Schmitt input
Schmitt at input
4-state output
(PV
3-state output
(PV
Analog input
Analog output
Analog output
Analog output
Analog input
TC94A14F/FA/FB
DD3
DD3
, HiZ, PV
, HiZ, AV
Remarks
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
2002-11-18
SS3
REF
)
, AV
SS3
)