tza1038hw NXP Semiconductors, tza1038hw Datasheet - Page 17

• Manufacturer Part Number: tza1038hw
• Description: High Speed Advanced Analog Dvd Signal Processor And Laser Supply
• Manufacturer: NXP Semiconductors

Philips Semiconductors
7.3.1
Table 2 Register address 0H
Table 3 Description of register bits (address 0H)
2003 Sep 03
G
R
Servo focus path
R
C
C
C
C
G
F
SYMBOL
SYMBOL
15 to 12
OFFSEN
FTC
LFC
OFFSA
OFFSB
OFFSC
OFFSD
11 to 8
High speed advanced analog DVD signal
processor and laser supply
LFR
LFC
7 to 5
BIT
BIT
BIT
SYMBOL
4
(A
(A
LFR
LFC
R
EGISTER
)
)
AD[3:0]
GRFSUM[2:0]
DVD_MILVL
SUM2
GRF
AD3
15
7
SYMBOL
0:
low frequency gain, radial path
output stage (or linear
amplification)
gain of fast track count output
LF path input transresistance
DC offset compensation for
central servo path A
DC offset compensation for
central servo path B
DC offset compensation for
central servo path C
DC offset compensation for
central servo path D
low frequency gain, central
path output stage (or linear
amplification)
focus offset compensation
full range offset compensation
for focus
POWER CONTROL
SUM1
GRF
AD2
14
PARAMETER
6
0000 = address 0H
not used
Gain of RFSUM input stage.
DVD monitor input level. 0 = 150 mV; 1 = 180 mV.
SUM0
GRF
000 = 6 dB
001 = 0 dB
010 = 6 dB
011 = 12 dB
100 = 18 dB
AD1
13
5
DVD_ MILVL
AD0
12
(0.18 to 2.8 )
680 k
14 k fixed
SERVOOS = 0: 0 to 20 mV
SERVOOS = 1: 0 to 60 mV
SERVOOS = 0: 0 to 20 mV
SERVOOS = 1: 0 to 60 mV
SERVOOS = 0: 0 to 20 mV
SERVOOS = 1: 0 to 60 mV
SERVOOS = 0: 0 to 20 mV
SERVOOS = 1: 0 to 60 mV
(0.18 to 2.8 )
DAC enabled: I
DAC disabled: I
4
15 to +9 dB in steps of 3 dB
15 to +9 dB in steps of 3 dB
= 0 to
17
31
20% fixed for 2 V (p-p)
CD_MILVL
32
11
3
FOFFS
FOFFS
VALUES
FUNCTION
= 400 nA (fixed)
= 0 nA
DVD_ LDON
10
2
CD_LDON
REGISTER
9
1
TZA1038HW
Product specification
12
12
13
13
6
6
2
2
PWRON
11 to 8
7 to 4
3 to 0
7 to 4
3 to 0
7 to 4
4 to 0
BITS
8
0
10