參數(shù)資料
型號(hào)： TB1230AN
元件分類： 消費(fèi)家電
英文描述： SPECIALTY CONSUMER CIRCUIT, PDIP56
封裝： 0.600 INCH, 1.78 MM PITCH, SHRINK, PLASTIC, DIP-56
文件頁數(shù)： 55/90頁
文件大?。?/td> 1333K
代理商： TB1230AN
TB1230AN
2001-09-04
59
TEST CONDITION
Unless otherwise specified : H, RGB VCC = 9V ; VDD, Fsc VDD, Y / C VCC = 5V ; Ta = 25±3°C ; BUS = preset value ;
pin 51 input video signal = 50 system
(Note) “×” in the data column represents preset value at power ON.
NOTE
ITEM
SUB-ADDRESS & BUS DATA
MEASURING METHOD
DV10
DV11
DV12
AFC-MASK Start
Phase
AFC-MASK Stop
Phase
VNFB Phase
Sub 02H
Sub 16H
0
×
0
×
0
×
0
×
0
×
0
1
0
(1)
Supply 5V DC to pin 26.
(2)
Set bus data as indicated on the left and activate the test mode.
(3) Measure the AFC-MASK start phase (X) and AFC-MASK stop phase (Y) of pin 49.
(4) Set the Sub 16H as indicated on the left.
(5) Measure the VNFB start phase (Z) of pin 54.
DV13
DV14
DV15
V. Output
Maximum Phase
V. Output
Minimum Phase
V. Output Phase
Variable Range
Sub 16H
×
0
1
0
1
0
1
(1)
Input video signal to pin 51.
(2)
Measure both phases (Xmax, Xmin) of pin 52 and pin 54 with the respective bus data settings
shown on the left.
(3)
Find difference between the two phases measured in the above step 2.
Y = Xmax Xmin
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