參數(shù)資料
型號(hào): S1L9225X
廠商: SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述: RF AMP & SERVO SIGNAL PROCESSOR
中文描述: 射頻放大器
文件頁數(shù): 28/60頁
文件大小: 623K
代理商: S1L9225X
S1L9225X
RF AMP & SERVO SIGNAL PROCESSOR
28
Photo-Diode I/V AMP Gain Setting for CD-R and CD-RW
DATA
Address
D7
D6
D5
D4
RF & FERRGAIN
RFO ONLYGAIN
RFO TOTAL
RWC1
1.0X
RWC2
1.5X
RWC3
2.0X
RWC4
1.25X
I/V AMP
Equivalence
Input resistance
at 55K GAIN
RWC4 Summing
resistance
RFO Feed
resistance rate 22K
RFO loop total
$82XX
RFO & Focus error gain
RFO only
1 stage GAIN
2 stage GAIN
ROF total
compared
with OF
0E
1
1
1
0
58.5K
1.06
10K
22K/10K=2.2
9.33
1.00
0F
1
1
1
1
58.5K
1.06
8K
22K/8K=2.75
11.66
1.25
06
0
1
1
0
91.5K
1.66
10K
22K/10K=2.2
14.61
1.56
07
0
1
1
1
91.5K
1.66
8K
22K/8K=2.75
18.26
1.96
0A
1
0
1
0
121.75K
2.21
10K
22K/10K=2.2
19.45
2.08
0B
1
0
1
1
121.75K
2.21
8K
22K/8K=2.75
24.31
2.60
02
0
0
1
0
154.75K
2.81
10K
22K/10K=2.2
24.73
2.65
03
0
0
1
1
154.75K
2.81
8K
22K/8K=2.75
30.91
3.31
0C
1
1
0
0
154.75K
2.81
10K
22K/10K=2.2
24.73
2.65
0D
1
1
0
1
154.75K
2.81
8K
22K/8K=2.75
30.91
3.31
04
0
1
0
0
187.75K
3.41
10K
22K/10K=2.2
30.00
3.21
05
0
1
0
1
187.75K
3.41
8K
22K/8K=2.75
37.51
4.02
08
1
0
0
0
218.00K
3.96
10K
22K/10K=2.2
34.84
3.73
09
1
0
0
1
218.00K
3.96
8K
22K/8K=2.75
43.56
4.66
00
0
0
0
0
251.00K
4.56
10K
22K/10K=2.2
40.33
4.32
01
0
0
0
1
251.00K
4.56
8K
22K/8K=2.75
50.16
5.37
0
up
up
up
normal
CD-RW mode set by 0, if more gain up set by 1
1
normal
normal
normal
up
and gain value is more big set by 8.
INITIAL
1
1
1
0
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