
LA71582M
No.A0221-5/38
Continued from preceding page.
Ratings
Parameter
Symbol
In
Out
Conditions
min
typ
max
Unit
Sync separator output
pulse width
PWSYP
T20A
T28
With VIN a 0.5Vp-p video signal, measure the output
pulse width on T28.
4.35
4.65
4.95
s
H-Sync output level
VHSYP
T20A
T27
With VIN 0.5Vp-p video signal, measure the output
pulse wave height on T27.
4.0
4.2
4.4
Vp-p
H-Sync output
pulse width
PWHSYP
T20A
T27
With VIN a 0.5Vp-p video signal, measure the output
pulse width on T27.
5.0
s
Sync tip level
Pedestal level
white level
LVOR
T20A
T29
With VIN a 100% white 0.5 Vp-p signal, measure the
sync tip and pedestal and white levels on T29 video
output, and take these as LSYN LPED LWHT,
respectively.
Quasi-V insertion
level
VDP
T20A
T29
Measure the T29 DC voltage with 4.7V applied to
T26, and take this to be LVDP, and compute the
difference with LSYN measured above.
VDP = LSYN-LVDP
0
mV
Quasi-H insertion level
HDP
T20A
T29
Measure the T29 DC voltage with 3.6V applied to
T26, and take this to be LHDP, and compute the
difference with LPED measured above.
HDP = LPED-LHDP
-100
mV
White insertion level
WHP
T20A
T29
Measure the T29 DC voltage with 2.6V applied to
T26,and take this to be LWHP, and compute the
difference with LWHT measured
WHP = LWHT-LWHP
-1450
mV
Edge insertion level
EGP
T20A
T29
Measure the T29 DC voltage with 1.5V applied to
T26,and take this to be LEGP, and compute the
difference with LPED measured
WHP = LPED-LEGP
-100
mV
4V regulator
VREG
T39
Measure the T39 DC level.
3.9
4.0
4.1
V
REC Mode EQ
Ratings
Parameter
Symbol
In
Out
Conditions
min
typ
max
Unit
REC EQ
characteristics 1
GREQ1
T17A
T12
With VIN a CW 2MHz, 300mVp-p signal, measure the
input/output response.
-4.5
dB
REC EQ
characteristics 2
GREQ2
T17A
T12
With VIN a CW 4MHz, 300mVp-p signal, measure the
input/output response, and take the difference with
GREQ1.
-2.7
dB
REC EQ
2’nd distortion
HREQ
T17A
T12
Measure the second harmonic in the above
conditions.
-40
-35
dB
REC EQ
characteristics 3
GREQ3
T17A
T12
With VIN a CW 750kHz, 400mVp-p signal, measure
the input/output response.
-20
dB
PB Mode EQ
Ratings
Parameter
Symbol
In
Out
Conditions
min
typ
max
Unit
PB EQ
characteristics 1
*Serial-control
GPEQ1
T74
T18
With VIN a CW 4MHz 300mVp-p signal, measure the
input/output response.
1.5
3.0
4.5
dB
PB EQ
2’nd distortion
HPEQ
T74
T18
Measure the second harmonic in the above condition.
-40
-30
dB
PB EQ Low-Trap
characteristics 1
*Serial control
FPEQ1
T74
T18
VIN =300mVp-p
Measure the Low-band Trap frequency and gain.
(Using network analyzer)
Serial
00 (650k)
01 (800k)
10 (1.1M)
11 (500k)
-25
dB
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