mn66621brg ETC-unknow, mn66621brg Datasheet - Page 2

• Manufacturer Part Number: mn66621brg
• Description: Md Record/playback Ic With Atrac3 Support
• Manufacturer: ETC-unknow

MN66621BRG
Note) The MN66621BRG allows either a stepping motor or a DC motor to be selected for the sled system. Items in parentheses “( )”
2
Memory Controller (continued)
Digital Servo
Simple TOC/UTOC editing commands
TOC/UTOC playback functions during recording
Focus, tracking, traverse, and spindle (EFM/ADIP/FG) servos
Note that the FG servo system only applies when a stepping motor is used.
The traverse servo system supports both stepping and DC motors.
Supports three types of PWM output as servo outputs.
Status detection function: TRCRS, OFTR, BDO, NTJ, NRFDET, FLOCK, TLOCK, and SLOCK outputs provid
Bit detection function
MD players and MD recorders
Features (continued)
Applications
Block Diagram
apply when a stepping motor is used, and items in square brackets “[ ]” apply when a DC motor is used.
RAD11 to RAD0
RDT3 to RDT0
EFMPLLF
EFMIREF
SGSYNC
EFMFIL
MON3T
PEFMS
MDISY
PEFM1
SCTSY
VREFI
BTOM
REFM
PEAK
NRAS
NCAS
NWE
OSC
FF1
FF2
AA
DD
BB
CC
63
62
61
60
58
57
56
55
54
53
52
65
66
67
68
69
92
93
94
38
37
36
6
MICROCONTROLLER
SW
ADC
INTERFACE
INTERFACE
EXTERNAL
DSL
DRAM
SHOCK PROOF MEMORY
CONTROLLER
EFM
PLL
PROCESSOR
DIGITAL
SERVO
GENELATOR
CLOCK
ENCODER/DECODER
DEMODULATOR
ATRAC/ATRAC3
SDD00022AEM
MODULATOR/
EFM/ACIRC
MASTER
PLL
CONVERTER
PWM
INTERFACE
GEN.
SAMPLING
PWM GENERATOR
DIGITAL
AUDIO
RATE
DIN
PLL
FM DEMODULATOR
ADIP DECODER
CONTROLLER
MONITOR
INTERFACE
INTERFACE
(SUBCODE)
INTERFACE
SELECTER
ADC/DAC
(AUDIO)
STEPPER
CD LSI
CD LSI
AUDIO
DRIVER
DAC
20
19
18
17
16
15
70
33
32
31
25
24
23
20
19
18
17
30
29
28
27
26
49
48
(STPI2)
(STPI1)
(STPI0)
(STPO2)
(STPO1)
(STPO0)
ADIP
TX
RX1
RX2
LRCK
BCK
[DATA]
[NCLDCK]
[BLKCK]
[SUBC]
[SBCK]
SCL
SWS
SDAP
SDAR
FS384
ADACL
ADACR