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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： | 15/19页 |
| 文件大小： | 819K |
| 代理商： | LA71730EM |
LA71730EM
No.7951-5/47
Continued from preceding page.
Input signal
Input/Output point
Ratings
Parameter
Symbol
Signal
Level
In
Out
Conditions
min
typ
max
Unit
Reponse
Characteristic
when Picture
Control Hard (+3dB)
PICHD
SG2
f=2.5MHz
SG5
f=4MHz
A = 150
B = 175
C = 158
300
T74A
T79A
T65
Input Y signal (A = 150mVp-p, B = 175mVp-p, C =
158mVp-p, f = 2.5MHz) and CW signal (4MHz,
300mVp-p) to T74A and T79A respectively, and
measure the 2.5 MHz element of output level
(=C) at T65.
Picture control must be +6dB.
Y-TEST2 mode (YNR, NL and NC are off.)
4.0
5.0
6.0
dB
Reponse
Characteristic
when Picture
Control Soft (-3dB)
PICSF
SG2
f=2.5MHz
SG5
f=4MHz
A = 150
B = 175
C = 158
300
T74A
T79A
T65
Input Y signal (A = 150mVp-p, B = 175mVp-p, C
= 158mVp-p, f = 2.5MHz) and CW signal (4MHz,
300mVp-p) to T74A and T79A respectively, and
measure the 2.5 MHz element of output level
(=C) at T65.
Picture control must be -8dB.
Y-TEST2 mode (YNR, NL and NC are off.)
-9.5
-8.5
-7.5
dB
YNR Characteristic
(PB)
PYNR
SG2
f=627kHz
SG5
f=4MHz
A = 150
B = 175
C = 15.8
300
T74A
T79A
T65
Y-TEST2 mode NL = off, NC = off,
PIC-CTL = Center
Measure the output level at T65.
Chroma signal (f = 627kHz) is
inversion per 1H
Serial
01
10
11
-8.5
-4.0
-7.0
-9.0
-5.5
dB
Sync tip lebel
Pedestal level
White level
LSYNP
SG6
PAL
(Y-FM)
300
T79A
T65
Measure the sync tip, pedestal and white level on
T76 output, and take these as LSYN, LPED,
LWHT respectively.
V
Quasi-V Insertion
Level (PB)
LQVP
SG6
PAL
(Y-FM)
DC
3.8/4.1
/4.8MHz
4.7V
T79A
T62
T65
Measure the output DC voltage at T65, calculate
the numerical expession to apply the
measurement value. (VDP = LSYNP-M)
-50
0
50
mV
Quasi-H Insertion
Level (PB)
LQHP
SG6
PAL
(Y-FM)
DC
3.8/4.1
/4.8MHz
3.5V
T79A
T62
T65
Measure the output DC voltage at T65, calculate
the numerical expession to apply the
measurement value. (HDP = LPEDP-M)
0
70
140
mV
White Insertion
Level (PB)
LWHP
SG6
PAL
(Y-FM)
DC
3.8/4.1
/4.8MHz
2.5V
T79A
T62
T65
Measure the output DC voltage at T65, calculate
the numerical expession to apply the
measurement value. (WHP = LWHIP-M)
300
150
0
mV
Edge Insertion
Level (PB)
LEGP
SG6
PAL
(Y-FM)
DC
3.8/4.1
/4.8MHz
1.5V
T79A
T62
T65
Measure the output DC voltage at T65, calculate
the numerical expession to apply the
measurement value. (EDP = LWHIP-M)
0
70
140
mV
Output level
of Sync Separator
(PB)
VSYP
SG1
PAL
SG5
f=4MHz
A = 150
B = 350
300
T74A
T79A
T67
Measure the output pulse wave height (=H) at
T68.
3.8
4.1
4.4
Vp-p
Output Pulse Width
of Sync Separator
(PB)
PWSYP
SG1
PAL
SG5
f=4MHz
A = 150
B = 350
300
T74A
T79A
T67
Measure the output pulse width (=W) at T67.
4
4.2
4.4
s
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