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| 型號(hào)： | 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(yè)數(shù)： | 29/35頁(yè) |
| 文件大小： | 248K |
| 代理商： | HA12188AF |
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HA12188AF
Rev.1, Oct. 1995, page 29 of 35
Electrical Characteristics
(Ta = 25
°
C, V
CC
= 5V) (cont)
Item
Symbol
Min
Typ
Max
Unit
Test Conditions
Pins
Defect
24.Operation min input level
V
DF1
0.75
—
—
VPP
S43, S44, S60
20
25.operation max input level
V
DF2
—
—
2.5
VPP
S43, S44, S60
20
COUT
26.Max operation frequency
F
CO
100
—
—
kHz
S34A, S53, S60 *
Mirror Qudruple
mode
1
21
27.“H” output voltage
V
COH
4.7
—
—
V
21
28.“L” output voltage
V
COL
—
—
0.4
V
S21
21
CLK,
DATA,
XLT, DC,
XRST
29.“H” input level
V
MH
4.0
—
—
V
23 to
27
30.“L” input level
V
ML
—
—
1.0
V
23 to
27
APC
31.APC voltage
V
APC
0.09
0.16
0.23
V
46
32.TZC Vth
V
TZC
–40
0
40
mV
S53, S61
Refer to V53
53
33.FZC Vth
V
FZC
0.25
0.38
0.50
V
S43, S61
55
Focus
servo
amp.
34.Offset voltage
V
FO
–100
0
100
mV
9
35.Max output level H
V
FOH
4.0
4.5
—
V
S9, S56, S61
FS4 on, V61 = 1.0V
9
36.Max output level L
V
FOL
—
0.8
1.0
V
S9, S56, S61
FS4 on, V61 = 4.0V
9
37.Voltage gain
G
VFO
16.9
18.9
20.9
dB
S56, S60
V9/V
IN
60
FS4, FLS, FPS on
9
38.Search voltage 1
V
S1
–0.70
–0.51
–0.32
V
FS2 on
V9 – V
FO
– V
C
9
39.Search voltage 2
V
S2
0.32
0.51
0.70
V
FS2, FS1 on
V9 – V
FO
– V
C
9
Tracking
servo
amp.
40.Offset voltage
V
TO
–120
0
120
mV
16
41.Max output level H
V
TOH
4.0
4.5
—
V
S2, S16, S61
TM1 on, V61 = 1.0V
16
42.Max output level L
V
TOL
—
0.8
1.0
V
S2, S16, S61
TM1 on, V61 = 4.0V
16
Note:
90deg phase differnce between V
IN
34 and V
IN
60.
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