參數(shù)資料
型號: HA12188AF
廠商: Hitachi,Ltd.
英文描述: Pre-Amplifier and Servo IC for Quadruple-Speed CD-ROM
中文描述: 預(yù)放大器和四人間伺服集成電路高速的CD - ROM
文件頁數(shù): 14/35頁
文件大小: 248K
代理商: HA12188AF
HA12188AF
Rev.1, Oct. 1995, page 14 of 35
RF1
RF2
FE
FZC
RFS
V
CC
42
RS2
RS1
VR
38
39
41
44
43
40
+
+
+
+
45
55
+
+
54
FA
V
C
15 k
1.8 k
8.2 k
5 k
8.1 p
160 k
160 k
160 k
10 k
10 k
8.1 p
160 k
5.5 k
5 k
+
1.5 k
22 p
24 p
2 p
+
100
μ
Unit R :
C : F
Figure 3 RF and Focus Error Pre-Amplifiers
G
20
10
0
10
20
30
10k
100k
1M
10M
Frequency (Hz)
P
180
144
108
72
36
0
36
72
108
144
180
2M
4M
Phase
Gain
RS1,2 ON
OFF
Figure 3-A Frequency characteristic example of RF preamplifiers
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