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): 98/115頁
文件大?。?/td> 1399K
代理商: TA1316AN
TA1316AN
2002-10-04
98
Test Conditions
SW mode
Note
No.
Parameter
SW3
SW4
SW5
SW33
SW34 SW35 SW37 SW38 SW39
Test Method (test conditions: V
CC
=
9 V/2 V, Ta
=
25°
±
3°C)
T30 Analog OSD
contrast
adjustment
characteristic
A
B
B
A
A
A
A
or
B
A
or
B
A
or
B
(1) Apply 5 V from external power supply to pins 50 and 51.
(2) Input signal 1 (f
0
=
100 kHz, picture period amplitude
=
0.2 V
P-P
) to pin 39.
(3) Change OSD-CONTRAST to (11), (10), (01) and (00) and measure picture period amplitude
outputs V
uOSDR
(11), (10), (01) and (00) on pin 43.
(4) Repeat steps (2) and (3), making the following changes:
Input to pin 38 and measure picture period amplitude outputs V
uOSDG
(11), (10), (01) and
(00) on pin 42.
Input to pin 37 and measure picture period amplitude outputs V
uOSDB
(11), (10), (01) and
(00) on pin 41.
T31 Analog OSD
brightness
adjustment
characteristic
C
B
B
A
A
A
A
A
A
(1) Apply 5 V from external power supply to pins 50 and 51.
(2) Change OSD BRIGHT (sub-address 1D) to (38), (78), (B8) and (F8) and measure picture
period voltage outputs on pins 43, 42 and 41.
Data (38)
V
brOSD0
Data (78)
V
brOSD1
Data (B8)
V
brOSD2
Data (F8)
V
brOSD3
T32 Analog OSD
mode
switching
transfer
characteristic
C
B
B
A
A
A
A
A
A
(1) Set OSD BRIGHT to maximum (11).
(2) Input signal 4 (signal amplitude
=
4.5 V
P-P
) to pin 50.
(3) Measure input/output transfer characteristic, using pin 43 as shown in Figure T-2.
(4) Repeat steps (2) and (3) above, and measure pins 42 and 41.
(5) Determine maximum inter-axial rise/fall transfer delay time, using the data measured above.
(6) Repeat steps (1) to (5), inputting signal 4 (signal amplitude
=
4.5 V
P-P
) to pin 51, and
measure.
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