參數(shù)資料
型號: TDA9812T
廠商: NXP SEMICONDUCTORS
元件分類: 接收器
英文描述: Multistandard VIF-PLL and FM-PLL/AM demodulator
中文描述: AUDIO/VIDEO DEMODULATOR, PDSO28
封裝: PLASTIC, SO-32
文件頁數(shù): 19/32頁
文件大?。?/td> 272K
代理商: TDA9812T
1995 Mar 21
19
Philips Semiconductors
Preliminary specification
Multistandard VIF-PLL and
FM-PLL/AM demodulator
TDA9812
Table 1
Input frequencies and carrier ratios
Table 2
Switch logic
DESCRIPTION
SYMBOL B/G STANDARD
L STANDARD
L/L ACCENT
STANDARD
UNIT
Picture carrier
Sound carrier
Picture-to-sound carrier ratio
f
pc
f
sc
SC
38.9
33.4
13
38.9
32.4
10
33.9
40.4
10
MHz
MHz
dB
STANDARD SWITCH
SELECTED STANDARD
VIDEO
POLARITY
FM-PLL
AF-AMPLIFIER
2.8 V to V
P
1.3 to 2.3 V
0 to 0.8 V
B/G
B/G, with external VIF AGC
L
negative
negative
positive
ON
ON
OFF
FM
FM
AM
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