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): 15/35頁
文件大?。?/td> 248K
代理商: HA12188AF
HA12188AF
Rev.1, Oct. 1995, page 15 of 35
GF2 GF1
GF0
5.2 k 12.5 k 27.6 k
9.7 k
Unit R :
Figure 4 Focus VR
Table 3
Focus VR and Gain
D2
D1
D0
VR
Gain
0
1
0
9.7k
–4.8dB
0
1
1
7.2k
–2.2dB
0
0
0
5.5k
±0dB
0
0
1
4.6k
+1.6dB
1
1
0
3.4k
+3.8dB
1
1
1
3k
+4.9dB
1
0
0
2.7k
+6.0dB
1
0
1
2.4k
+6.8dB
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