TDA8505 Datasheet, PDF (8/32 Pages) NXP Semiconductors – SECAM encoder

Philips Semiconductors
SECAM encoder
Preliminary specification
TDA8505
handbook, fu⁰ll pagewidth
H
(dB)
20
40
60
80
100
10 ⁵
10 ⁶
MLA955 - 1
10 ⁷
f (Hz)
10 ⁸
Fig.5 Frequency response of the HF pre-emphasis and bandpass filter; H as a function of frequency (1).
16
handbo_Hok, full pagewidth
(dB)
14
MLA956 - 1
12
10
8
upper limit
nominal
6
lower limit
4
2
0
2
3.7
3.9
4.1
4.3
4.5
4.7
4.9
f (MHz)
Fig.6 Frequency response of the HF pre-emphasis and bandpass filter; H as a function of frequency (2).
July 1994
8