XL-R5020BK
32
5.16MN662790RSC(IC651):Digital servo & processor
• Pin layout
• Pin function
MN662790RSC (1/2)
Pin No.
Symbol
I/O
Description
1
BCLK
O Bit clock output for SRDATA
2
LRCK
O Identifying signal output of LR
3
SRDATA
O Serial data output
4
DVDD1
-
Power supply for digital circuit
5
DVSS1
-
Connect to ground for digital circuit
6
TX
O Digital audio interface output signal
7
MCLK
I
Micom command clock signal input
8
MDATA
I
Micom command data signal input
9
MLD
I
Micom command load signal input L:load
10
SENSE
-
Non connect
11
FLOCK
-
Non connect
12
TLOCK
-
Non connect
13
BLKCK
O Sub code block clock signal
(Command execution : CD-TEXT data readout enabling signal (DQSY) output)
14
SQCK
I
Export clock signal input for sub code Q resister
15
SUBQ
O Sub code Q data output
16
DMUTE
I
Muting input H:muting
17
STAT
O Status signal output
18
LSI_RST
I
Reset signal input L:reset
19
SMCK
O Clock signal output MSEL is H : 8.4672 MHz MSEL is L : 4.2336 MHz
20
CSEL
I
Oscillation frequency specification terminal H:33.8688 MHz L:16.9344 MHz
21
TEST2
-
TEST2 terminal usually : open
22
TVD
O Traverse drive output
23
PC
-
Non connect
24
ECM
O Spindle motor drive signal output (Compulsion mode output)
25
ECS
O Spindle motor drive signal output (Servo error signal output)
26
VDETMON
-
Non connect
27
TRD
O Tracking drive signal output
28
FOD
O Focus drive signal output
29
VREF
-
Reference voltage for DA output section
30
FBAL
O Focus balance adjust signal output
31
TBAL
O Tracking balance adjust signal output
32
FE
I
Focus error signal input (analog input)
33
TE
I
Tracking error signal input (analog input)
34
RFENV
I
RF Envelope signal input (analog input)
35
TEST3
I
TEST3 Terminal usually : Fixation L
36
OFT
I
Off track signal input H : off track
37
TRCRS
I
Track cross signal input (analog input)
38
RFDET
I
RF detection signal input L : detection
39
BDO
I
Dropout signal input H : dropout
40
LDON
-
Non connect
