參數(shù)資料
型號(hào): TDA9880T
廠商: NXP SEMICONDUCTORS
元件分類(lèi): 接收器
英文描述: Alignment-free multistandard vision and FM sound IF-PLL demodulator
中文描述: AM/FM, AUDIO/VIDEO DEMODULATOR, PDSO20
封裝: 7.50 MM, PLASTIC, MS-013AC, SOT-163-1, SOP-20
文件頁(yè)數(shù): 23/40頁(yè)
文件大?。?/td> 195K
代理商: TDA9880T
1999 Jul 21
23
Philips Semiconductors
Product specification
Alignment-free multistandard vision and
FM sound IF-PLL demodulator
TDA9880
Fig.10 Typical video signal levels on output pin 13 (sound carrier off).
handbook, full pagewidth
1.35 V
1.95 V
3.35 V
white level
3.57 V
1.5 V
2.72 V
2.6 V
1.83 V
zero carrier level
black level
sync level
MHB163
trap bypass mode
normal mode
Conditions: 25 kHz FM deviation; 75
μ
s de-emphasis.
(1) Signal.
(2) Noise at H-picture.
(3) Noise at black picture.
Fig.0 Audio S/N as a function of picture-to-sound carrier ratio.
handbook, full pagewidth
audio
S/N
(dB)
4
0
70
49
46
43
40
13
37
10
7
28
22
25
19
31
34
16
MHB164
50
30
20
10
40
60
(1)
(2)
(3)
gain controlled operation of FM-PLL
PC/SC ratio at pins 1 and 2 (dB)
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