MX-GT91R
1-42
MN662748RPM (IC651) : Digital servo & digital signal processor
1. Pin layout
20 ~ 1
41 ~ 60
21
40
~
80
61
~
2.Block diagram
RFDET
BDO
VDET
TRCRS
RFENV
TE
FE
INPUT PORT
SERVO
TIMING GENERATOR
A/D
CONVERTER
TEST
RST
DV
SS1
DV
DD1
V
SS
V
DD
SERVO
CPU
MICRO
COMPUTER
INTERFACE
VCO
TIMING
GENERATOR
PITCH
CONTROL
STAT
VCOF2
VCOF
BYTCK
SMCK
FCLK
PMCK(PLAY)
CSEL
MSEL
X2
X1
PCK
EFM
PLLF
PLLF2
DSLF
IREF
DRF
ARF
RSEL
PSEL
MLD
MCLK
MDATA
DSL/
PLL
VCO
SUB
CODE
BUFFER
SSEL
SQCK
SUBQ
CLVS
CRC
BLKCK
CLDCK
SBCK
SUBC
DEMPH
FLAG6(RESY)
EFM
DEMODULATION
SUBCODE
DEMODULATION
SYNC
INTERPOLATION
16k
SRAM
CIRC
ERROR
CORRECTION
DE-INTERLEAVE
LRCKIN(MSEL)
BCLK(SSEL)
SRDATAIN
(PSEL)
IOSEL
DIGITAL
DE-EMPHSIS
8TIMES
OVER SAMPLING
DIGITAL FILTER
1bit
DAC
PWM
LOGIC
PWM
(R)
PWM
(L)
DIGITAL
AUDIO
INTERFACE
CLV
SERVO
INTERPOLATION
SOFT MUTING DIGITAL
ATTENUATION
D/A
CONVERTER
OUTPUT
PORT
AV
SS1
AV
DD1
OUTR
OUTL
FLAG
IPFLAG
TX
ECM
ECS
PC
LRCK
SRDATA
BCLK
DMUTE
TOFS
KICK
TRV
V
REF
TVD
TRD
FOD
TBAL
FBAL
TLOCK
FLOCK
LDON
WVEL
SENSE
OFT
CD-TEXT
BUFFER
AV
SS2
AV
DD2