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參數(shù)資料
| 型號： | HA12220F |
| 廠商： | Hitachi,Ltd. |
| 英文描述： | CD-ROM Drive Head Amplifier IC |
| 中文描述： | CD - ROM驅(qū)動頭功放IC |
| 文件頁數(shù)： | 9/20頁 |
| 文件大小： | 143K |
| 代理商： | HA12220F |
HA12220F
Rev.1, Apr. 1997, page 9 of 20
Table 2
Serial Data Control Command 2
Tracking error filter
Mirror
Defect
Tracking error
filter
D4
1
0
1
0
DATA
D3
Note
D7D6D5
1 0 0
D4
—
D2
D1
APC ON
FOK Vth
Stand-by
Stand-by
ON
APC ON
RFEQ
1 0 1
1 1 0
1 1 1
D0
0
0
0
0
SC4
SC3
SC2
SC1
*2
*1
Mirror, Defect
D2
0
1
1
1
30kHz
60kHz
100kHz
200kHz
Note: 1.
The switch name surrouded by circle means that the switch turns on when the
corresponding bit is
“
1
”
. This switch changes the value of the RF peaking capacitor.
In case of peaking off all switches must be set off.
2.
Switches the mirror circuit and the defect circuit internal time constants at the same time.
Don
’
t use D3 =
“
1
”
, D2 =
“
0
”
mode.
Mode
Normal
4
×
8
×
D3
0
0
D1
1
1
0
0
FOK Vth
D3
1
1
0
0
Vth
–
12dB
–
6dB
0dB
Prohibit
D4
1
0
0
1
Tracking error gain
Tracking error gain
D2
0
1
1
0
1
0
D1
0
1
0
1
Gain (dB)
0
–
4
–
8
+7.9
+4.3
D3
0
0
0
1
1
Stand-by
mode is
cleared by
setting
XRST on.
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|---|---|
| HA12221F | 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:Audio Signal Processor for Car Deck (Decode only Dolby B type NR with PB Amp.) |
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| HA12226F | 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:Audio Signal Processor for Cassette Deck(Dolby B-type NR with Recording System) |
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