參數(shù)資料
型號: AN2546FH-A
廠商: PANASONIC CORP
元件分類: 消費家電
英文描述: SOCKET FULL LID LCC 68 POS GOLD
中文描述: SPECIALTY CONSUMER CIRCUIT, PQFP64
封裝: 10 X 10 MM, PLASTIC, QFP-64
文件頁數(shù): 26/30頁
文件大小: 520K
代理商: AN2546FH-A
AN2546FH-A
SDB00081BEB
26
Technical Data (continued)
1. Serial interface description (continued)
2) Mode setting channel bits table (continued)
(6) ch.19: Horizontal sync. output position adjustment
Sub-
address
D7
D6
D5
D4
D3
D2
D1
D0
HOSEI
PWMT4
KOTEI
13
0
Sync. output variable mode
1
Sync. output fixation mode
PWM frequency adjustment
0
VCO automatic adjustment off
1
VCO automatic adjustment on
The delay time of pin 34 output to video signal is likely to vary according to an external constant connected
to pin 46. For an external constant, the characteristics in weak electric field must be evaluated adequately.
Though the horizontal sync. signal output adjustment range is designed by referring to the center of pin 34
output pulse, there would be some error according to VCO free-run frequency.
(7) ch.20: PWM frequency and burst cleaning pulse width adjustment
Pin 34
Composite sync. signal output
Pin 32
Horizontal sync. signal output
(D4,D3,D2,D1,D0)
=
(00000)
Composite sync.
signal input
(video signal)
Sync. signal separation delay time (Approximately 1
μ
s)
27f
y
Pin 32
Horizontal sync. signal output
(D4,D3,D2,D1,D0)
=
(11111)
Pin 32
Horizontal sync. signal output
(D5)
=
"1"
27f
y
31f
y
18f
y
Delay time
(Approximately 400 ns)
f
h
: Horizontal sync. frequency
1f
y
=
31
Sub-
address
D7
D6
D5
D4
D3
D2
D1
D0
PWM frequency adjustment
BLAK
0
Burst cleaning pulse adjustment
14
Black level variable mode
1
Black level fixation mode
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