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| 型號： | LA9250M |
| 元件分類： | 消費家電 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP64 |
| 封裝： | QIP-64 |
| 文件頁數(shù)： | 10/17頁 |
| 文件大?。?/td> | 152K |
| 代理商： | LA9250M |
No. 5981-2/17
LA9250M
Parameter
Symbol
Conditions
Ratings
Unit
Recommended supply voltage
VCC
3V
Allowable operating supply voltage range
VCC op
2.4 to 5.5
V
Operating Conditions at Ta = 25°C, with pin 46 tied to ground
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Current drain
ICCO
No input
8
14
21
mA
Reference voltage
VREF
VR
1.2
1.5
1.8
V
[Interface]
SLOFvth
SLOF
0.8
V
SP8vth
SP8: 8 cm mode
0.8
V
EFBALvth
EFBALvth EFBAL
2.3
V
FSTAvth
ESTA
2.3
V
LASERvth
LASERvth LASER
0.8
V
CLK
R = 390 k
, C = 0.1 F
25
35
45
Hz
[RF Amplifier]
RF no-signal voltage
RFo
0.75
1.00
1.25
V
Minimum gain
RFGmin
FIN1, FIN2: 1 M
-input, PH1 = 2 V, f = 200 kHz, RF
–15
dB
[Focus Amplifier]
FDO gain
FDG
FIN1, FIN2: 1 M
-input, FDO
3.5
5.0
6.5
dB
FDO offset
FDost
The difference from the reference voltage, servo on.
–340
0
+340
mV
F search voltage (high) 1
FS max1
FDO, FSS = GND
0.8
V
F search voltage (low) 1
FS min1
FDO, FSS = GND
–0.8
V
F search voltage (high) 2
FS max2
FDO, FSS = VCC
0.8
V
F search voltage (low) 2
FS min2
FDO, FSS = VCC
0V
[Tracking Amplifier]
TE gain max
TEG max f = 10 kHz, E: 1 M-input, PH1 = 0.5 V, TGRF = open
6.0
7.5
9.0
dB
TE gain min
TEG min
f = 10 kHz, E: 1 M
-input, PH1 = 2 V, TGRF = open
–0.5
+1.8
+4.0
dB
TE-3dB
TEfc
E: 1 M
-input
70
kHz
TO gain
TOG
TH
→ TO gain, THLD mode
10.0
12.0
14.0
dB
TGL offset
TGLost
Servo on, TGL = high, TO
–260
0
+260
mV
TGH offset
TGHost
TGL = low, the difference from the TGL offset, TO
–35
0
+35
mV
THLD offset
THDost
THLD mode, the difference from the TGL offset, TO
–35
0
+35
mV
Off 1 offset
OFF1ost
TOFF = High
–25
0
+25
mV
Balance range (high)
BAL-H
GainE/F input, TB = 3 V, TBC = open
+35
dB
Balance range (low)
BAL-L
GainE/F input, TB = 0 V, TBC = open
–35
dB
TGLvth
0.8
1.5
1.8
V
PH no-signal voltage
PHo
The difference from RFSM
–0.90
–0.65
–0.40
V
BH no-signal voltage
BHo10
The difference from RFSM
0.40
0.65
0.90
V
DRF detection voltage
DRFvth
At RFSM, the difference from VR
–0.50
–0.25
–0.10
V
DRF output voltage (high)
DRF-H
2.5
2.9
V
DRF output voltage (low)
DRF-L
0
0.5
V
FZD detection voltage 1
FZD1
FE, the difference from VR
0
0.2
V
FZD detection voltage 2
FZD2
FE, the difference from VR
0
V
HFL detection voltage
HFLvth
At RF, the difference from VR
–0.25
–0.10
–0.05
V
HFL output voltage (high)
HFL-H
2.5
2.9
V
HFL output voltage (low)
HFL-L
0
0.5
V
TES output voltage (low-high)
TES-LH
TESI, the difference from VR
–0.15
–0.10
–0.05
V
TES output voltage (high-low)
TES-HL
TESI, the difference from VR
0.05
0.10
0.15
V
TES output voltage (high)
TES-H
2.5
2.9
V
TES output voltage (low)
TES-L
0
0.5
V
JP output voltage (high)
JP-H
TJP = 3 V, at TO, the difference from TJP = 1.5 V
0.05
0.25
0.45
V
Electrical Characteristics at Ta = 25°C, with pin 46 tied to ground, pin 56 = 3 V
Continued on next page.
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