參數(shù)資料
型號: 9402AVK
廠商: MICRONAS SEMICONDUCTOR HOLDING AG
元件分類: 消費家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP80
封裝: 14 X 14 MM, 2 MM HEIGHT, PLASTIC, MS-022, MQFP-80
文件頁數(shù): 54/126頁
文件大?。?/td> 1673K
代理商: 9402AVK
DATA SHEET
Micronas
Aug. 16, 2004; 6251-552-1DS
33
The PLL settings for different operation modes can be
Dependent on input signal (50 Hz or 60 Hz), the line-
locked clock is changing slightly (e.g. from 27 MHz to
27.18 MHz). To have no artifacts when switching
between locked and freerun operation, it is possible to
change the FRINC parameter, after the input TV stan-
dard has been detected safely. In case the IC is oper-
ating in horizontal locked OR freerunning mode only,
this adaptivity is not required.
Table 2–18: Recommended LL-PLL settings for normal TV-application
Operation
Input
PPLIP*4
PPLOP*4
IICINCR
FRINCR
CLKB36 [MHz]
fH[kHz]
100/120 Hz
(analog out)
50 Hz
2304
1152
349525
36
31.250
60 Hz
351953
36.25
31.468
100/120 Hz
(digital out)
50 Hz
1728
864
262144
27
31.250
60 Hz
263892
27.18
31.468
50/60 Hz (ana-
log out)
50 Hz
2304
1152
349525
18
15.625
60 Hz
351953
18.125
15.734
50/60 Hz (digi-
tal out)
50 Hz
1728
864
262144
13.5
15.625
60 Hz
263892
13.59
15.734
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