參數(shù)資料
型號: TA1360AFG
元件分類: 消費家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP80
封裝: 14 X 20 MM, 0.80 MM HEIGHT, PLASTIC, QFP-80
文件頁數(shù): 88/110頁
文件大?。?/td> 1614K
代理商: TA1360AFG
TA1360AFG
2005-08-18
79
Test Conditions
SW Mode
Note
No.
Characteristics
SW68
SW67
SW66
SW26
SW25
SW24
SW21
SW19
SW18
Test Method
T03
Unicolor
adjustment
characteristic
A
B
A
1.
Input signal 1 (f0 = 100 kHz, picture period amplitude = 0.2 Vp-p) from pin 68.
2.
Change unicolor data to maximum (7F), center (40), and minimum (00) and measure pin 12
picture period amplitude, VuMAX, VuCNT, and VuMIN respectively.
3.
Calculate amplitude ratio of VuMAX and VuMIN in decibels (Vu)
T04
Brightness
adjustment
characteristic
A
B
A
1.
Input signal 2 from pin 68 and adjust pin 12 picture period output amplitude to 1 Vp-p.
2.
Change brightness data to maximum (7F), center (80), and minimum (00) and measure pin
12 voltages, VbrMAX, VbrCNT, and VbrMIN respectively.
T05
White peak
slice level
C
B
A
1.
Set subcontrast to maximum.
2.
Apply external power supply to pin 68 and gradually increase voltage from 5.8 V.
3.
When picture period of pin 12 is clipped, measure pin 12 picture period amplitude voltage,
Vwps1.
4.
Change subaddress (0C) data to (FC) and repeat the steps 1 to 3 above. (Vwps2)
T06
Black peak
slice level
C
B
A
1.
Apply external power supply to pin 68 and gradually decrease voltage from 5.8 V.
2.
When picture periods are clipped, measure pins 14, 13, and 12 voltage, Vbps.
T07
RGB output
S/N
C
B
A
1.
Adjust brightness data so that picture period voltage of pin 14 is 2.4 V.
2.
Set color data to minimum.
3.
Measure noise levels n14-, n13-, and n12-Vp-p in picture period of pin 14, 13, and 12 with an
oscilloscope.
4.
Calculate S/N.
N14 = 20 × og
l
[2.3/(0.2
× n14)]
N13 = 20 × og
l
[2.3/(0.2
× n13)]
N12 = 20 × og
l
[2.3/(0.2
× n12)]
T08
Halftone
characteristic
A
B
A
1.
Input signal 1 (f0 = 100 kHz, picture period amplitude 0.2 Vp-p) from pin 68.
2.
Measure pin 14 picture period amplitude v14A.
3.
Apply 1.5 V to pin 79 from external power supply.
4.
Measure pin 14 picture period amplitude v14B
5.
Calculate the following equation.
GHT1 = v14B/v14A
6.
Stop applying voltage to pin 79. Set subaddress (1A) to data (E2) and measure pin 14-picture
period amplitude, v14C.
7.
Calculate the following equation.
GHT2 = v414C/v14A
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