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)： 52/90頁
文件大小： 1333K
代理商： TB1230AN
TB1230AN
2001-09-04
56
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
DH22
DH23
DH24
DH25
Noise Detection
Level 1
Noise Detection
Level 2
Noise Detection
Level 3
Noise Detection
Level 4
Sub 1DH
0
1
0
1
0
1
×
(1)
Input such a signal as shown by “a” of the following figure to pin 51.
(2)
Set bus data as indicated in the first line of the left table.
(3)
Measure NLX when amplitude of pin 41 changes. → NL1
(4)
Set bus data as indicated in the second line of the left table.
(5)
Measure NLX when amplitude of pin 41 changes. → NL2
(6)
Set bus data as indicated in the third line of the left table.
(7)
Measure NLX when amplitude of pin 41 changes. → NL3
(8)
Set bus data as indicated in the fourth line of the left table.
(9)
Measure NLX when amplitude of pin 41 changes. → NL4
DV1
V. Ramp
Amplitude
―
(1)
Measure amplitude of V. ramp waveform of pin 52.
DV2
V. NF Maximum
Amplitude
Sub 17H
1
×
(1)
Set data bus as indicated on the left.
(2)
Measure amplitude of pin 54’s signal.
DV3
V. NF Minimum
Amplitude
Sub 17H
0
×
(1)
Set data bus as indicated on the left.
(2)
Measure amplitude of pin 54’s signal.
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