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XL-3000/3000C
IC802 VHiTC9462F/-1: Servo/Signal Control (TC9462F) (1/3)
1* TEST0 Input Test mode terminal. To be opened usually.
2* /HSO Output Playback speed mode flag output terminal.
3* /UHSO Output
4* EMPH Output Sub-code Q data emphasis flag output terminal. "H": Emphasis ON "L": Emphasis OFF
The output polarity can be inverted by command.
5* LRCK Output Channel clock (44.1 kHz) output terminal. "L": L channel "H": R channel
The output polarity can be inverted by command.
6 VSS — Digital ground terminal.
7* BCK Output Bit clock (1.4122 MHz) output terminal.
8* AOUT Output Audio data output terminal.
9 DOUT Output Digital out output terminal.
10* MBOV Output Buffer memory over signal output terminal. "H": Over
11* IPF Output Correction flag output terminal.
"H": When AOUT output is correction-disabled symbol in case of C2 correction output.
12* SBOK Output Sub-code Q data CRCC judgment result output terminal. "H": When judgment result is OK.
13* CLCK Input/Output Sub-code P-W data read clock output/input terminal. Selectable with command bit.
14 VDD Input Digital + power terminal.
15 VSS — Digital ground terminal.
16* DATA Output Sub-code P-W data output terminal.
17* SFSY Output Playback system frame sync signal output terminal.
18* SBSY Output Sub-code block sync output terminal. "H": On S1 position when the sub-code sync is detected.
19* SPCK Output Processor status signal read clock (176.4 kHz) output terminal.
20* SPDA Output Processor status signal output terminal.
21* COFS Output Correction system frame clock (7.35 kHz) output terminal.
22* MONIT Output LSI internal signal monitor terminal.
It is possible to monitor the DSP internal flag and PLL system clock with the microcomputer
command. Terminal for serial output of text data according to command.
23 VDD Input Digital + power terminal.
24 TESIO0 Input Test input/output terminal. To be fixed to "L" usually.
Terminal to input the text data read clock according to command.
25 P2VREF — 2VREF terminal for PLL system.
26* HSSW Output VREF voltage in case of x2 speed/x4 speed.
27* ZDET Output 1-bit DAC zero detection flag output terminal.
28 PDO Output Terminal to output the phase difference between EFM signal and PLCK signal.
29* TMAXS Output TMAX detection result output terminal. To be selected with command bit TMPS.
30 TMAX Output TMAX detection result output terminal. To be selected with command bit TMPS.
31 LPFN Input Low-pass filter amp inverted input terminal.
32 LPFO Output Low-pass filter amp output terminal.
33 PVREF Input VREF terminal for PLL system.
34 VCOREF Input VCO center frequency standard level terminal. To be fixed to PVref usually.
35 VCOF Output VCO filter terminal.
36 AVSS — Analog system ground terminal.
37 SLCO Output Data slice level generation DAC output terminal.
38 RFI Input RF signal input terminal.
Pin No.
Port Name
Function
Input/Output
H H x1 speed playback
H L x2 speed playback
L H x4 speed playback
LL—
/UHSO
/HSO
Playback speed
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Longer than specific period "P2VREF"
Shorter than specific period "VSS"
Within specific period "HIZ"
TMAX detection result
TMAX output
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