MN662785TBUC Datasheet, PDF (30/89 Pages) Panasonic Semiconductor – LSI FOR COMPACT DISC/CD ROM PLAYER

MN662785TBUC


(E) System settings
ɹ(E)-1
4ET0 settingɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹ
Table 7-1-4 (9)
Data
(D7 to D0)
Address (HEX) Command (HEX)
(A7 to A0)
(B7 to B0)
Function (ˎ : Setting at reset)
D1
Ì­ Ì­ Ì­Ì­ Ì­ Ì­ ⁰ 1
12
Ì­ Ì­ Ì­Ì­ Ì­ Ì­ ¹ 1
Ì­Ì­Ì­Ì­
Ì­Ì­Ì­Ì­
Ì­Ì­Ì­Ì­
Ì­Ì­Ì­Ì­
D3 D2
0 0Ì­1
0 1Ì­1
1 0Ì­1
1 1Ì­1
F2
Setting the number of Fo loop filter delay stages
ˎ 2nd-order (Z^-2)
1st-order (Z^-1)
Setting of forced brake operation time
ɹ OFF
ɹ ON (5.8 ms)
ON (11.6 ms)
ˎ ON (23.2 ms)
D5 D4
Ì­Ì­ 0 0
Ì­Ì­ 0 1
Ì­Ì­ 1 0
Ì­Ì­ 1 1
Ì­Ì­Ì­ 1
Ì­Ì­Ì­ 1
Ì­Ì­Ì­ 1
Ì­Ì­Ì­ 1
Setting of convergence gain during tracking
balance adjustment
Ê·1/8192
ˎ ʷ1/4096ɹɹɹɹ
Ê·1/2048
ʷ1/1024 ɹɹɹɹ
ɹɹ
D6
Ì­ 0 Ì­Ì­ Ì­Ì­Ì­ 1
Ì­ 1 Ì­Ì­ Ì­Ì­Ì­ 1
Tracking balance adjustment output
ˎConventional method
ɹ Inverted polarity
D7
0 Ì­Ì­Ì­ Ì­Ì­Ì­ 1
1 Ì­Ì­Ì­ Ì­Ì­Ì­ 1
TVD output smoothingɹ
OFF
ˎ ON
TVD output
Example of the TVD intermittent drive is as follows.
Smoothing OFF
TVD
Smoothing ON
TVD
1.45 ms
1.45 ms
1.45 ms
1.45 ms
SDD00026AEM
30