參數(shù)資料
型號(hào)： LA76818A
廠商： SANYO SEMICONDUCTOR CO LTD
元件分類： 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)： 24/44頁(yè)
文件大小： 289K
代理商： LA76818A
LA76818A
No.8047-30/44
Continued from preceding page.
Input signal
Symbol
Test point
Input signal
Test method
Bus conditions
@0
BLKR0
Measure the time T from the left end of Hsync at
pin 42 Y IN to the left end of blanking at pin 21
BlueOUT with BLKR = 000.
BLKR: 000
Horizontal
blanking
right
variable
range
@7
BLKR7
21
42
Y IN:
Horizontal/
vertical sync
signal
PAL
Measure the time T from the left end of Hsync at
pin 42 Y IN to the left end of blanking at pin 21
BlueOUT with BLKR = 111.
BLKR: 111
H
SANDH
Measure the supply voltage at point H of the pin 28
FBP IN wave form for Hsync period.
M1
SANDM1
Measure the supply voltage at point M1 of the pin
28 FBP IN wave form for Hsync period.
L
SANDL
Measure the supply voltage at point L of the pin 28
FBP IN wave form for Hsync period.
Sand
castle
pulse
crest
value
M2
SANDM2
28
Y IN:
Horizontal/
vertical sync
signal
PAL
Measure the supply voltage at point M2 of the pin
28 FBP IN wave form for Vsync period.
Burst gate pulse length
BGPWD
28
Y IN:
Horizontal/
vertical sync
signal
PAL
Measure the BGP width T of the pin 28 FBP IN
wave form for Hsync period.
Continued on next page.
T
Blue OUT
Hsync
Y IN
T
H
M1
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