參數(shù)資料
型號(hào): TA1383AFG
元件分類(lèi): 消費(fèi)家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PDSO30
封裝: 0.375 INCH, 1 MM PITCH, PLASTIC, SSOP-30
文件頁(yè)數(shù): 30/47頁(yè)
文件大小: 1017K
代理商: TA1383AFG
TA1383AFG
2005-09-05
36
SW Mode
Note No.
Characteristic
SW2
SW4
SW9
SW30
Test Method
SY08
DSYNC2 sync separation level
C
ON
C
(1)
Set SW6 to A and set SA 00H data to 00H.
(2)
Input 33.75-kHz (1125I/60) video signal to TP6 (D-SYNC2 IN).
(3)
Monitor #6 (D-SYNC2 IN) and measure sync tip DC voltage Vsync6.
(4)
Apply external voltage to #30 via 100 k
. Increase voltage from Vsyn6.
(5)
Monitor READ BUS DATA. When H/V FREQ data deviate from approx. 33.75 kHz/60 Hz, measure #6 sync
tip voltage. Determine difference from Vsync6, VthD20.
(6)
Set SA 01H data to 81H.
(7)
Repeat steps (3) and (4) above and determine sync separation level VthD21.
(8)
Set SA 01H data to 82H.
(9)
Repeat steps (3) and (4) above and determine sync separation level VthD22.
(10) Set SA 01H data to 83H.
(11) Repeat steps (3) and (4) above and determine sync separation level VthD23.
SY09
Horizontal free-running frequency
C
OPEN
C
(1)
Set SW9 to open and SA 00H data to 80H.
(2)
Monitor #17 (HD OUT) pin waveform and measure oscillation frequency FA000.
(3)
As in steps (1) and (2) above, set SA00H data to 82H, 84H, 86H, 88H, and 8AH. Measure respective
oscillation frequencies FA001, FA010, FA011, FA100, and FA101.
(4)
Set SA 00H data to 8CH, SA 02H to 83H, and SA 03H to 82H.
(5)
Monitor #17 (HD OUT) pin waveform and measure oscillation frequency FA110.
(6)
Set SA 00H data to 8EH, monitor #17 (HD OUT) pin waveform, and count oscillation frequency FA111.
(7)
Set SA 00H data to 80H, SA 02H to E0H, and SA 03H to 80H.
(8)
Monitor #17 (HD OUT) pin waveform and count oscillation frequency FF000.
SY10
Horizontal frequency range
C
OPEN
C
(1)
Set SW9 to open and SA 00H data to 80H.
(2)
Apply 9 V to #9 via 10 k
. Monitor #17 (HD OUT) pin waveform and count oscillation frequency F1573MIN.
(3)
Apply 0 V to #9 via 10 k
. Monitor #17 (HD OUT) pin waveform and count oscillation frequency F1573MAX.
(4)
Set SA 00H data to 82H. As in steps (2) and (3) above, count oscillation frequencies F315MIN and
F315MAX.
(5)
Set SA 00H data to 81H. As in steps (2) and (3) above, count oscillation frequencies 1573nMIN and
F1573nMAX.
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