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): 61/115頁
文件大?。?/td> 1399K
代理商: TA1316AN
TA1316AN
2002-10-04
61
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)
P09
Dynamic Y
γ
gain
A
B
A
OPEN (1) Connect external power supply (PS1) to pin 3 and (PS2) to TP1. Set PS2 to 0 V.
(2) Set DYNC
γ
-POINT to 30 IRE (11), DYNC
γ
GAIN VS DARK AREA to off (000) and STATIC
γ
-GAIN to off (00).
(3) Set PS1 to V
3
and determine pin 56 voltage V
DGOFF1
.
(4) Set PS1 to V
3
+
0.16 V and determine pin 56 voltage V
DGOFF2
.
(5) Set DYNC
γ
GAIN VS DARK AREA to maximum (111), PS2 to 1 V and determine pin 56 voltage V
GDON
.
(6) Calculate G
DG
using the following formula.
G
DG
=
20
×
og
"
(V
DGON
V
DGOFF1
/V
DGOFF2
V
DGOFF1
)
P10
Static Y
γ
dark area gain
A
B
A
OPEN (1) Connect external power supply (PS1) to pin 3 and (PS2) to TP1. Set PS2 to 0 V.
(2) Set DYNC
γ
-POINT to 30 IRE (11), DYNC
γ
GAIN VS DARK AREA to off (000) and STATIC
γ
-GAIN to off (00).
(3) Set PS1 to V
3
and determine pin 56 voltage V
SGOFF1
.
(4) Set PS1 to V
3
+
0.16 V and determine pin 56 voltage V
SGOFF2
.
(5) Set STATIC
γ
GAIN to maximum (11) and determine pin 56 voltage V
SGON
.
(6) Calculate G
SG
using the following formula.
G
SG
=
20
×
og
"
(V
SGON
V
SGOFF1
/V
SGOFF2
V
SGOFF1
)
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