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): 95/115頁
文件大小: 1399K
代理商: TA1316AN
TA1316AN
2002-10-04
95
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)
T18 IK input
amplitude
A
or
C
B
B
A
A
A
A
A
A
(1) Input signal 1 (f
0
=
100 kHz, picture period amplitude
=
0.2 V
P-P
) to pin 3. Adjust DRIVE
GAIN 1/2 so that pin 41/42 picture period amplitude is equal to that of pin 43.
(2) Set sub-address (02) data to 40.
(3) Determine voltage amplitudes while ACB pulse is being applied to pin 45 input signal as
shown in Figure 1 of T19 above.
At 1H
=
IK
R
, at 2H
=
IK
G
and at 3H
=
IK
B
T19 IK input cover
range
C
B
B
A
A
A
A
A
A
(1) Input signal 1 (f
0
=
100 kHz, picture period amplitude
=
0.2 V
P-P
) to pin 3 and adjust DRIVE
GAIN 1/2 so that pin 41/42 picture period amplitude is equal to that of pin 43.
(2) Set sub-address (02) data to 40.
(3) Determine DC voltage of pin 45 during V-BLK (#45VBLK).
(4) Apply external voltage via 10 k
and gradually increase the voltage from 0 V.
(5) Determine DC voltage of pin 45 during V-BLK when picture period amplitude of pin 43 has
just started decreasing (#45VBLK
+
).
(6) Reset the external voltage to 0 V and gradually decrease from 0 V.
(7) Determine DC voltage of pin 45 during V-BLK when picture period amplitude of pin 43 has
just started increasing (#45VBLK
).
(8) DIK
in
+
=
(#45VBLK
+
)
(#45VBLK)
DIK
in
=
(#45VBLK
)
+
(#45VBLK)
T20 Analog RGB
gain
A
B
B
A
or
B
A
or
B
A
or
B
A
A
A
(1) Input signal 1 (f
0
=
100 kHz, picture period amplitude
=
0.2 V
P-P
) to pin 3 and adjust DRIVE
GAIN 1/2 so that pin 41/42 picture period amplitude is equal to that of pin 43.
(2) Apply 5 V from external power supply to pin 49.
(3) Input signal 1 (f
0
=
100 kHz, picture period amplitude
=
0.2 V
P-P
) to pin 35.
(4) Measure picture period amplitude v43R on pin 43.
(5) Repeat steps (3) and (4), making the following changes.
Input signal 1 to pin 34 and measure pin 42 output (v42G).
Input signal 1 to pin 33 and measure pin 41 output (v41B).
(6) Calculate using the following formulae.
GTXR
=
v43R/0.2 GTXG
=
v42G/0.2 GTXB
=
v41B/0.2
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