Pin
No.
Mark I/O Function
1 BCLK O N.C.
2 LRCK O N.C.
3 SRDATA O N.C.
4 DVDD1 I Power supply input (for
digital circuit)
5 DVSS1 I Gnd (for digitial circuit)
6 TX O Digital audio interface
signal output (Latches
data at first transition)
7 MCLK I Microprocessor
command clock signal
input
8 MDATA I Microprocessor
command data signal
input
9 MLD I Microprocessor
command load signal
input
10 SENSE O Sense signal output
(OFT, FESL, MAGEND,
NAJEND, POSAD, SFG)
(Not used, open)
11 /FLOCK O Focus servo feeding
signal output (“L”: Feed)
12 /TLOCK O Tracking servo feeding
signal output (“L”: Feed)
13 BLKCLK O Sub-code block clock
signal output
14 SQCK I External clock signal
input for sub-code Q
resistor
15 SUBQ O Sub-code Q code output
16 DMUTE I Muting input (“H”: Mute)
17 STAT O Status signal output
(CRC, CUE, CLVS,
TTSTVP, FCLV, SQCK)
18 /RST I Reset signal input
19 SMCK - N.C.
20 CSEL I Frequency Selection
Terminal H = 33.8688MHz;
L = 16.9344MHz
21 TRV O N.C.
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