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參數(shù)資料
型號(hào)： LA76818A
廠(chǎng)商： SANYO SEMICONDUCTOR CO LTD
元件分類(lèi)： 接收器
英文描述： AM/FM, AUDIO/VIDEO DEMODULATOR, PDIP54
封裝： 0.600 INCH, DIP-54
文件頁(yè)數(shù)： 13/44頁(yè)
文件大小： 289K
代理商： LA76818A
LA76818A
No.8047-20/44
RGB Output Block [Cutoff, Drive Block] Test Conditions
When measuring the RGB block, set the bus bit to 127(01111111) for Contrast.
Input signal
Symbol
Test point
Input signal
Test method
Bus conditions
Measure the 0IRE DC levels of the respective output
signals of R output (19), G output (20), and B output
(21). Assign the measured values to BRTPCR,
BRTPCG, and BRTPCB V, respectively.
Normal
BRT63
19
20
21
BRT63 = (BRTPCR+BRTPCG+BRTPCB)/3
Brightness:
01111111
normal-H
BRT63H
Measure the 0IRE DC level of the output signal of
B output (21) and assign the measured value to
BRTPCBH.
Brightness: 0111111
B Bias: 11111111
Sub Bias: 1111111
Measure the 0IRE DC level of the output signal of
B output (21) and assign the measured value to
BRTPHB.
Max
BRT127
BRT127 = 50
× (BRTPHB-BRTPCB)/CNTHB
Brightness: 1111111
B Bias: 11111111
Sub Bias: 1111111
Measure the 0IRE DC level of the output signal of
B output (21) and assign the measured value to
BRTPLB.
Brightnes
s control
Min
BRT0
21
L-0
BRT0 = 50
× (BRTPLB-BRTPCBH)/CNTHB
Brightness: 0000000
B Bias: 11111111
Sub Bias: 1111111
Min
Vbias0
Measure the 0IRE DC levels (Vbias0* V) of the
respective output signals of R output (19), G
output (20), and B output (21).
*: R, G, and B
Sub-Brightness:
1111111
Max
Vbias255
Measure the 0IRE DC levels (Vbias255* V) of the
respective output signals of R output (19), G
output (20), and B output (21).
*: R, G, and B
Sub-Brightness:
1111111
Red/Green/Blue
Bias: 11111111
Measure the 0IRE DC levels (BAS80* V) of the
respective output signals of R output (19), G
output (20), and B output (21).
*: R, G, and B
Red/Green/Blue
Bias:01010000
Sub Bias: 1111111
Measure the 0IRE DC levels (BAS48* V) of the
respective output signals of R output (19), G
output (20), and B output (21).
Bias
(cutoff)
control
resolution
Vbiassns
19
20
21
L-50
Vbiassns* = (BAS80*-BAS48*)/32
Red/Green/Blue
Bias: 00110000
Sub Bias: 1111111
Measure the 0IRE DC levels (SBTPM* V) of the
respective output signals of R output (19), G
output (20), and B output (21).
Sub-bias control
resolution
Vsbiassns
19
20
21
L-50
Vsbiassns* = (BRTPC*-SBTPM*)
Sub-Brightness:
0101010
Contrast: 0111111
Red/Green/Blue
Bias: 11111111
Continued on next page.
相關(guān)PDF資料
PDF描述
LA76835NM AM/FM, AUDIO/VIDEO DEMODULATOR, PQFP80
LA76835NM AM/FM, AUDIO/VIDEO DEMODULATOR, PQFP80
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LA7688B AM/FM, AUDIO/VIDEO DEMODULATOR, PDIP52
LA7688 AM/FM, AUDIO/VIDEO DEMODULATOR, PDIP52
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LA76820 制造商:未知廠(chǎng)家 制造商全稱(chēng):未知廠(chǎng)家 功能描述:單片多制式TV處理集成電路
LA76828N 制造商:SANYO 制造商全稱(chēng):Sanyo Semicon Device 功能描述:電視小信號(hào)處理芯片
LA76828N-A-E 制造商:Sony Semiconductor Solutions Division 功能描述:
LA76832N 制造商:SANYO 制造商全稱(chēng):Sanyo Semicon Device 功能描述:Monolithic Linear IC I2C Bus Control IC
LA76835NM 制造商:SANYO 制造商全稱(chēng):Sanyo Semicon Device 功能描述:Monolithic Linear IC I2C Bus Control IC
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