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参数资料
| 型号： | LA71730EM |
| 厂商： | SANYO SEMICONDUCTOR CO LTD |
| 元件分类： | 消费家电 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP100 |
| 封装： | 14 X 20 MM, QFP-100 |
| 文件页数： | 17/19页 |
| 文件大小： | 819K |
| 代理商： | LA71730EM |
LA71730EM
No.7951-7/47
R/P-EQ
Input signal
Input/Output point
Ratings
Parameter
Symbol
Signal
Level
In
Out
Conditions
min
typ
max
Unit
REC-FM level 1 to
level 4
VFM1
to
VFM4
SG1
A:300mVp-p
B:700mVp-p
T48A
T78A
Measure the T78A output level.
270
320
370
450
550
470
mVp-p
REC-EQ
characteristics 1-1
4MHz 300mVp-p
GREQ11
SG5
SG1
f=4MHz,
300mVp-p
A=300mVp-p
B=700mVp-p
T81A
T48A
T78A
With VIN a CW 4MHz, 300mVp-p signal,
measure the input/output response.
T77 : DC1.6V
-7
dB
REC-EQ second
distortion
4MHz 300mVp-p
HREQ
SG5
SG1
f=4MHz,
300mVp-p
A=300mVp-p
B=700mVp-p
T81A
T48A
T78A
Measure the second distortion with the above
state.
T77 : DC1.6V
-40
-35
dB
REC-EQ
characteristics 1-2
2MHz 300mVp-p
GREQ12
SG5
SG1
f=2MHz,
300mVp-p
A=300mVp-p
B=700mVp-p
T81A
T48A
T78A
Measure the input/output response,and take
the difference with GREQ11.
T77 : DC1.6V
3
dB
REC-EQ
characteristics 2-2
650KHz 300mVp-p
GREQ22
SG5
SG1
f=650kHz,
300mVp-p
A=300mVp-p
B=700mVp-p
T81A
T48A
T78A
Measure the input/output response,and take
the difference with GREQ11.
T77 : DC1.6V
-20
dB
FM-AGC-LEVEL
4MHz 300mVp-p
VPFMAGC SG1
f=4MHz,
300mVp-p
A=150mVp-p
B=350mVp-p
T79A
T74A
T76A
Measure T76A output level (M)
300
mVp-p
PB-EQ
characteristics 1-1
4MHz 300mVp-p
GREQ11
SG1
f=4MHz,
300mVp-p
A=150mVp-p
B=350mVp-p
T79A
T74A
T76A
With VIN a CW 4MHz, 300mVp-p signal,
measure the input/output response.
T77 : DC1.6V
-1
dB
PB-EQ second
distortion
4MHz 300mVp-p
HPEQ
SG1
f=4MHz,
300mVp-p
A=150mVp-p
B=350mVp-p
T79A
T74A
T76A
Measure the second distortion with the above
state.
-40
-30
dB
PB-EQ
characteristics 2-2
650kHz 300mVp-p
GPEQ22
SG1
f=650kHz,
300mVp-p
A=150mVp-p
B=350mVp-p
T79A
T74A
T76A
Measure the input/output response,and take
the difference with GPEQ1.
T77 : DC1.6V
-25
dB
PB-EQ
characteristics 3-1
8.5MHz TRAP
GPEQ31
SG1
f=7.5MHz,
300mVp-p
A=150mVp-p
B=350mVp-p
T79A
T74A
T76A
Measure the input/output response,and take
the difference with GPEQ1.
T77 : DC1.6V
-25
dB
PB-EQ
characteristics 3-2
9.5MHz TRAP
GPEQ32
SG1
f=9.5MHz,
300mVp-p
A=150mVp-p
B=350mVp-p
T79A
T74A
T76A
Measure the input/output response,and take
the difference with GPEQ1.
T77 : DC1.6V
-25
dB
REC Mode Chroma
Input signal
Input/Output point
Ratings
Parameter
Symbol
Signal
Level
In
Out
Conditions
min
typ
max
Unit
REC chroma low
frequency conversion
output level
SP MODE
PRB
SG3
(PAL)
A : 300
B : 700
C : 700
D : 300
T48A
T21
With the 100% chroma signal, measure the
burst level on T21B.
190
220
250
mVp-p
REC ACC
characteristics (+6dB)
RACC+
SG3
(PAL)
A : 300
B : 700
C : 700
D : 600
T48A
T21
With the 100% chroma signal, increase only
the burst signal level by +6dB, measure the
T21 burst level, and calculate its ratio with
PRB.
0.2
0.5
dB
REC ACC
characteristics (-6dB)
RACC-
SG3
(PAL)
A : 300
B : 700
C : 700
D : 150
T48A
T21
With the 100% chroma signal, decrease only
the burst signal level by -6dB, measure the T21
burst level, and calculate its ratio with PRB.
-0.5
-0.1
dB
Continued on next page.
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