參數(shù)資料
型號: TA1360ANG
元件分類: 消費家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PDIP56
封裝: 0.600 INCH, 1.78 MM PITCH, PLASTIC, SDIP-56
文件頁數(shù): 84/108頁
文件大小: 1568K
代理商: TA1360ANG
TA1360ANG
2005-08-18
77
Test Conditions
SW Mode
Note
No.
Characteristics
SW3
SW4
SW5
SW33
SW34
SW35
SW37
SW38
SW39
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 3.
2.
Change unicolor data to maximum (7F), center (40), and minimum (00) and measure pin 43
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 3 and adjust pin 43 picture period output amplitude to 1 Vp-p.
2.
Change brightness data to maximum (7F), center (80), and minimum (00) and measure pin
43 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 3 and gradually increase voltage from 5.8 V.
3.
When picture period of pin 43 is clipped, measure pin 43 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 3 and gradually decrease voltage from 5.8 V.
2.
When picture periods are clipped, measure pins 41, 42, and 43 voltage, Vbps.
T07
RGB output
S/N
C
B
A
1.
Adjust brightness data so that picture period voltage of pin 41 is 2.4 V.
2.
Set color data to minimum.
3.
Measure noise levels n41-, n42-, and n43-Vp-p in picture period of pin 41, 42, and 43 with an
oscilloscope.
4.
Calculate S/N.
N41 = 20 × og
l
[2.3/(0.2
× n41)]
N42 = 20 × og
l
[2.3/(0.2
× n42)]
N43 = 20 × og
l
[2.3/(0.2
× n43)]
T08
Halftone
characteristic
A
B
A
1.
Input signal 1 (f0 = 100 kHz, picture period amplitude 0.2 Vp-p) from pin 3.
2.
Measure pin 41 picture period amplitude v41A.
3.
Apply 1.5 V to pin 52 from external power supply.
4.
Measure pin 41 picture period amplitude v41B
5.
Calculate the following equation.
GHT1 = v41B/v41A
6.
Stop applying voltage to pin 52. Set subaddress (1A) to data (E2) and measure pin 41-picture
period amplitude, v41C.
7.
Calculate the following equation.
GHT2 = v41C/v41A
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