参数资料
型号: TZA1038HW,118
厂商: NXP Semiconductors
文件页数: 9/45页
文件大小: 0K
描述: IC DVD SIGNAL PROC 48-HTQFP
标准包装: 2,500
系列: *
类型: *
应用: *
安装类型: 表面贴装
封装/外壳: 48-TQFP 裸露焊盘
供应商设备封装: 48-HTQFP
包装: 带卷 (TR)
其它名称: 935273843118
TZA1038HW-T
TZA1038HW-T-ND
2003 Sep 03
17
Philips Semiconductors
Product specication
High speed advanced analog DVD signal
processor and laser supply
TZA1038HW
7.3.1
REGISTER 0: POWER CONTROL
Table 2
Register address 0H
Table 3
Description of register bits (address 0H)
GLFR (ALFR)
low frequency gain, radial path
output stage (or linear
amplication)
15 to +9 dB in steps of 3 dB
(0.18
× to 2.8×)
611 to 8
RFTC
gain of fast track count output
680 k
±20% xed for ±2 V (p-p)
Servo focus path
RLFC
LF path input transresistance
14 k
xed
COFFSA
DC offset compensation for
central servo path A
SERVOOS = 0: 0 to 20 mV
12
7 to 4
SERVOOS = 1: 0 to 60 mV
COFFSB
DC offset compensation for
central servo path B
SERVOOS = 0: 0 to 20 mV
12
3 to 0
SERVOOS = 1: 0 to 60 mV
COFFSC
DC offset compensation for
central servo path C
SERVOOS = 0: 0 to 20 mV
13
7 to 4
SERVOOS = 1: 0 to 60 mV
COFFSD
DC offset compensation for
central servo path D
SERVOOS = 0: 0 to 20 mV
13
3 to 0
SERVOOS = 1: 0 to 60 mV
GLFC (ALFC)
low frequency gain, central
path output stage (or linear
amplication)
15 to +9 dB in steps of 3 dB
(0.18
× to 2.8×)
6
7 to 4
β
focus offset compensation
β =0to 31
32
2
4 to 0
FOFFSEN
full range offset compensation
for focus
DAC enabled: IFOFFS = 400 nA (xed)
2
10
DAC disabled: IFOFFS =0nA
BIT
15
14
13
12
11
10
9
8
SYMBOL
AD3
AD2
AD1
AD0
BIT
7
6
5
43210
SYMBOL
GRF
SUM2
GRF
SUM1
GRF
SUM0
DVD_ MILVL
CD_MILVL
DVD_ LDON
CD_LDON
PWRON
BIT
SYMBOL
FUNCTION
15 to 12
AD[3:0]
0000 = address 0H
11 to 8
not used
7 to 5
GRFSUM[2:0]
Gain of RFSUM input stage.
000 =
6dB
001 = 0 dB
010 = 6 dB
011 =12dB
100 =18dB
4
DVD_MILVL
DVD monitor input level. 0 = 150 mV; 1 = 180 mV.
SYMBOL
PARAMETER
VALUES
REGISTER
BITS
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