MN662785TBUC Datasheet, PDF (48/89 Pages) Panasonic Semiconductor – LSI FOR COMPACT DISC/CD ROM PLAYER

MN662785TBUC
(C) Attenuation control
ɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹ
Table 7-1-5 (3)
Data (D15 to D0)
Command
(HEX) Symbol
(B7 to B0)


Function (ˎɿ Setting at reset)
Ì­ Ì­ Ì­ Ì­ Ì­ Ì­ Ì­ Ì­ D7 D6 D5 D4 D3 D2 D1 D0
44
MCNT(7:0) Attenuation level setting
Note) The attenuation level is set to n/256.
Initially set to 40 (HEX).
̭̭̭̭ ̭̭̌̌ ̭̭̭̭ ̭̭̭̭
̭̭̭̭ ̭̭̌̍ ̭̭̭̭ ̭̭̭̭
̭̭̭̭ ̭̭̍̌ ̭̭̭̭ ̭̭̭̭
̭̭̭̭ ̭̭̍̍ ̭̭̭̭ ̭̭̭̭
ATT,ɹ
MUTEM
ˎNormal (0 dB)
ɹSoft muting
ɹDigital attenuation
ɹSoft attenuation


(D) Spindle control 2ɹɹɹɹɹɹɹɹɹɹɹɹɹ
ɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹTable 7-1-5 (4)
Data (D15 to D0)
Command
(HEX)
(B7 to B0)
45
̭̭̭̌ ̭̭̭̌ ̌̌̌̌ ̭̭̭̌
̭̭̭̌ ̭̭̭̌ ̌̌̌̌ ̭̭̭̍
̭̭̭̌ ̭̭̭̌ ̌̌̌̍ ̭̭̭̌
̭̭̭̌ ̭̭̭̌ ̌̌̌̍ ̭̭̭̍
Symbol
FO1SEL,
FO2SEL
Function (ˎɿ Setting at reset)


f₀ frequency setting
ɹˎ 24 Hz
ɹɹɹ6 Hz
ɹɹ 12 Hz
ɹɹɹ3 Hz
̭̭̭̌ ̭̭̭̌ ̭̌̌̌ ̭̭̌̌
̭̭̭̌ ̭̭̭̌ ̭̌̌̌ ̭̭̌̍
̭̭̭̌ ̭̭̭̌ ̭̌̌̌ ̭̭̍̌
̭̭̭̌ ̭̭̭̌ ̭̌̌̌ ̭̭̍̍
̭̭̭̌ ̭̭̌̌ ̭̌̌̌ ̭̭̭̭
̭̭̭̌ ̭̭̌̍ ̭̌̌̌ ̭̭̭̭
̭̭̭̌ ^{̭̭̌̌ ̭̌̌̌ ̭̭̭̭}
̭̭̭̌ ^{̭̭̌̍ ̭̌̌̌ ̭̭̭̭}
̭̭̭̌ ^{̭̭̌̌ ̭̌̌̌ ̭̭̭̭}
̭̭̭̌ ^{̭̭̍̌ ̭̌̌̌ ̭̭̭̭}
̭̭̌̌ ^{̭̭̭̌ ̭̌̌̌ ̭̭̭̭}
̭̭̍̌ ^{̭̭̭̌ ̭̌̌̌ ̭̭̭̭}
ɹ
̭̭̌̌ ^{̭̭̭̌ ̭̌̌̌ ̭̭̭̭}
̭̭̍̌ ^{̭̭̭̌ ̭̌̌̌ ̭̭̭̭}
SG0,
SG1
Loop gain setting
ɹˎʷ1
ɹɹʷ2
ɹɹʷ4
ɹɹʷ1/2
PCINV ^{PC output polarity selection}
ˎNormal (ON at low level)
ɹɹInverted
CLVSEL
Selection of CLV mode transition condition
(from rough to CLV)
ˎ RESY: High level and rpm condition
(ʶ4.6%)
RESY: High level
Note) Transition from CLV to rough mode is
enabled under the condition of BSSEL
failure.
JFMODE Analog jitter-free mode
ɹˎDisabled
ɹɹEnabled
ACCFIX
Spindle fixed in a single direction
(for acceleration only)ɹ
ˎDisabled
ɹɹEnabled
KILL
Signal processing clock stop
ɹˎDisabled
ɹɹEnabled
̭̭̌̌ ^{̭̭̭̌ ̭̌̌̌ ̭̭̭̭}
̭̭̍̌ ^{̭̭̭̌ ̭̌̌̌ ̭̭̭̭}
CKSTOP
Oscillation stop
ɹˎDisabled
ɹɹEnabled
Note) The IC is reset and stops.
SDD00026AEM
48