參數(shù)資料
型號: TA1316AN
廠商: Toshiba Corporation
英文描述: YCbCr/YPbPr Signal and Sync Processor for Digital TV, Progressive Scan TV and Double Scan TV
中文描述: YCbCr /色差信號處理器和同步數(shù)字電視,逐行掃描電視和雙掃描電視
文件頁數(shù): 68/115頁
文件大?。?/td> 1399K
代理商: TA1316AN
TA1316AN
2002-10-04
68
Test Conditions
SW mode
Note No.
Parameter
SW1
SW2
SW3
SW56
Test Method (test conditions: V
CC
= 9 V/2 V, Ta
=
25°
±
3°C)
P17
Control of SRT response to 2T pulse
input
B
B
A
ON
(1) Input 2T pulse (0.7 V
P-P
) signal to TPA and set picture mute to off (P-MODE: Normal1 (000)), UNI-COLOR to
maximum (1111111), and SHR-TRACKING to SRT-GAIN minimum (11), CDE to center (10) and
PICTURE-SHARPNESS to center (1000000).
(2) Set APACON frequency to 15 M (00) and monitor pin 43.
(3) Measure T
SRTMIN00
and V
SRTMIN00
as shown in the figure below.
(4) Set SHR-TRACKING to SRT-GAIN maximum (00) and measure T
SRTMAX00
and V
SRTMAX00
.
(5) Set APACON frequency to 8.8 M (01), SHR-TRACKING to SRT-GAIN minimum (11) and maximum (00) as in
step (4) above, and measure T
SRTMIN01
, V
SRTMIN01
, T
SRTMAX01
and V
SRTMAX01
.
(6) Set APACON frequency to 7.5 M (10), SHR-TRACKING to SRT-GAIN minimum (11) and maximum (00) as in
step (4) above, and measure T
SRTMIN10
, V
SRTMIN10
, T
SRTMAX10
and V
SRTMAX10
.
(7) Set APACON frequency to 5 M (11), SHR-TRACKING to SRT-GAIN minimum (11) and maximum (00) as in
step (4) above, and measure T
SRTMIN11
, V
SRTMIN11
, T
SRTMAX11
and V
SRTMAX11
.
(8) Calculate using the following formulae.
T
SRT00
=
20
×
og
T
SRT01
=
20
×
og
T
SRT10
=
20
×
og
T
SRT11
=
20
×
og
"
[
((V
SRTMAX00
/T
SRTMAX00
)/(V
SRTMIN00
/T
SRTMIN00
)]
"
[(V
SRTMAX01
/T
SRTMAX01
)/(V
SRTMIN01
/T
SRTMIN01
)]
"
[(V
SRTMAX10
/T
SRTMAX10
)/(V
SRTMIN10
/T
SRTMIN10
)]
"
[(V
SRTMAX11
/T
SRTMAX11
)/(V
SRTMIN11
/T
SRTMIN11
)]
20%
100%
T
***
20%
V
***
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