參數(shù)資料
型號: TA1317AN
廠商: Toshiba Corporation
英文描述: Deflection Processor IC for TV
中文描述: 偏轉處理器芯片電視
文件頁數(shù): 25/60頁
文件大?。?/td> 926K
代理商: TA1317AN
TA1317AN
2002-09-06
25
Test Condition
SW Mode
Note
No.
Parameter
SW5
SW6
SW7
SW8
SW10 SW11 SW17
SW24
Test Method
(unless otherwise specified, V
CC
=
9 V, Ta
=
25
±
3°C, data
=
preset values)
3
Vertical ramp wave amplitude
OFF
B
ON
OFF
B
ON
A
A
(1) Input vertical trigger pulse to pin V
IN
.
Pulse level (VT)
=
3.0 V
(2) Measure pin 23 (V-RAMP FILTER) amplitude V
RMP
as shown in the figure below.
4
Vertical drive amplification
OFF
C
ON
OFF
B
ON
A
A
(1) No signal input to pin V
IN
.
(2) Set VD (V-DRIVE mode switch) (sub-address: 00) to AC-Coupling mode (data: 81).
(3) Connect external power supply (V
6
) to TP6 (V fb).
(4) Change external power supply (V
6
) until pin 4 (V DRIVE) voltage is 0.8 V.
The voltage is made V
6A
.
(5) Measure pin 4 voltage (V
4A
) when the external power supply voltage is V
6A
+
0.2 V.
(6) Calculate the drive amplification (GV) using the following formula.
V
4A
0.8
GV
=
20 og
"
0.2
V
RMP
Pin 23
(V-RAMP FILTER) waveform
P
(
4
)
Pin 6 (V NF) external supply voltage (V
6
)
V
4H
V
4A
V
4L
0.8 V
V
6A
V
6A
+
0.2 V
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