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參數(shù)資料
| 型號(hào)： | LA9242M |
| 元件分類： | 消費(fèi)家電 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP64 |
| 封裝： | 14 X 14 MM, QIP-64 |
| 文件頁數(shù)： | 2/5頁 |
| 文件大?。?/td> | 66K |
| 代理商： | LA9242M |
LA9242M
No.7097-2/5
Electrical Characteristics at Ta
= 25°C, VCC (Pin 56, 64) = 5V, Pins 22, 45 = GND
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
Current drain
ICCO
VCC (64pin) + VCC (56pin)
24
34
44
mA
Reference voltage
Vref
VR
2.3
2.5
2.7
V
Interface
CE-Vth
CEvth
CE
0.8
V
CL-Vth
CLVth
CL
0.8
V
DAT-Vth
DATvth
DAT
0.8
V
Maximum CL frequency
CL max
500
kHz
RF amplifier
RFSM no signal voltage
RFSMo
1.35
1.60
1.85
V
Minimum gain (Normal)
RESMg min1
FIN1, FIN2 : 1M
Ω-input, PH1 = 4V
RW = H, freq-200kHz, RFSM
-12.0
-10.5
-9.0
dB
Minimum gain (CD-RW)
RESMg min2
FIN1, FIN2 : 1M
Ω-input, PH1 = 4V
RW = L, freq-200kHz, RFSM
0
1.5
+3.0
dB
Focus amplifier
FDO gain (Normal)
FDg1
FIN2 : 1M
Ω-input, RW=H, FDO
+3.5
+5.0
+6.5
dB
FDO gain (CD-RW)
FDg2
FIN2 : 1M
Ω-input, RW=L, FDO
+15.5
+17.0
+18.5
dB
FDO offset (Normal)
FDost1
Difference from reference voltage, RW = H, servo on
-170
0
+170
mV
FDO offset (CD-RW)
FDost2
Difference from reference voltage, RW = L, servo on
-190
0
+190
mV
Off time offset (Normal)
FDofost1
Difference from reference voltage, RW = H, servo off
-40
0
+40
mV
Off time offset (CD-RW)
FDofost2
Difference from reference voltage, RW = L, servo off
-40
0
+40
mV
Offset adjustment step
FEstep
FE
19
mV
F search voltage H1
FS max1
FDO, FSS = GND
0.8
V
F search voltage L1
FS min1
FDO, FSS = VCC
-0.8
V
F search voltage H2
FS max2
FDO, FSS = VCC
0.8
V
F search voltage L2
FS min2
FDO, FSS = VCC
0
V
Tracking amplifier
TE gain MAX (Normal)
TEg max1
f = 10kHz, E : 1M
Ω-input, PH1 = 4V, RW = H
+6.0
+7.5
+9.0
dB
TE gain MAX (CD-RW)
TEg max2
f = 10kHz, E : 1M
Ω-input, PH1 = 4V, RW = L
+18.0
+19.5
+21.0
dB
TE gain MIN (Normal)
TEg min1
f = 10kHz, E : 1M
Ω-input, PH1 = 1V, RW = H
-0.5
+1.8
+4.0
dB
TE gain MIN (CD-RW)
TEg min2
f = 10kHz, E : 1M
Ω-input, PH1 = 1V, RW = L
+11.5
+13.8
+16.0
dB
TE-3dB (Normal)
TEfc1
E : 1M
Ω-input, RW = H, TO
80
kHz
TE-3dB (CD-RW)
TEfc2
E : 1M
Ω-input, RW = L, TO
80
kHz
TO gain
TOg1
TH
→TO gain, THLD mode
+4.0
+6.0
+8.0
dB
TGL offset (Normal)
TGLost1
Servo on, TGL = H, RW = H
-250
0
+250
mV
TGL offset (CD-RW)
TGLost2
Servo on, TGL = H, RW = L
-450
0
+450
mV
TGH offset (Normal)
TGHost1
TGL = L, RW = H TGL difference from offset, TO
-50
0
+50
mV
TGH offset (CD-RW)
TGHost2
TGL = L, RW = L TGL difference from offset, TO
-50
0
+50
mV
THLD offset (Normal)
THLDost1
THLD = L, RW = H TGL difference from offset, TO
-50
0
+50
mV
THLD offset (CD-RW)
THLDost2
THLD = L, RW = L TGL difference from offset, TO
-50
0
+50
mV
Off 1 offset
OFF1ost
TOFF = H
-50
0
+50
mV
Off 2 offset
OFF2ost
TOF2 off (IF)
-50
0
+50
mV
Offset adjustment step
TEstep
TE
70
mV
Balance range H
BAL-H
Δgain E/F input, TB = 5V, TBC = open
+3.5
dB
Balance range L
BAL-L
Δgain E/F input, TB = 0V, TBC = open
-3.5
dB
TOFF-VT
TOFFvth
+1.0
+2.5
+3.0
V
TGL-VTH
TGLvth
+1.0
+2.5
+3.0
V
PH
No signal voltage
PHo
Difference from RFSM
-0.85
-0.65
-0.45
V
BH
No signal voltage
BHo
Difference from RFSM
+0.45
+0.65
+0.85
V
Continued on next page.
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