2011
IF filter for intercarrier application
(IF= 38.0 MHz. standard B/G-CCIR, D/K-OIRT)
8.6max
18.7max
2.6
4x2.54
3.0
3.5max
D0 5
2 3 4 5 6
2.8
Package SIP6M
16.8
.
4
2
5
3
6
1.0
Pin configuration
2 Input
3 - Input - ground
4 - Chip carrier - ground
5 - Output
6 - Output
Characteristics (measuring conditions: =25
, Z
source
=50 , Z
load
=2k//3pF)
Parameter min.
max
.
type unit
Insertion attenuation at 36,5MHz
(reference level for the following data)
16,7
15,2
dB
Relative attenuation:
Picture carrier 38,0 MHz
5,5
7,5
6,5
dB
Color carrier 33,57 MHz
1,8
0,8
dB
33,3 MHz
3,2
2,2
dB
Sound carrier 31,5 MHz
13
15,5
14
dB
32,5 MHz
14
17
15,5
dB
Lower sidelobe 15,0-30,0 MHz
40
44
dB
Adjacent picture carrier 30,0 MHz
45
50
dB
Adjacent sound carrier 39,5 MHz
40
50
dB
Upper sidelobe 39,5-42,0 MHz
40
44
dB
42,0-56 MHz
40
42
dB
Amplitude ripple:
31,4-31,6 MHz
2,0
0,6
dB
32,4-32,6 MHz
3,5
2,5
dB
33,57-37,0 MHz
0,5
0,7
dB
Reflected wave signal suppression 1,2 -6,0 s after main
pulse ( test pulse: 250 ns, carrier frequency 36,5 MHz)
40
46
dB
Feedthrough signal suppression 0,9 1,2 s before main
pulse (test pulse: 250 ns, carrier frequency 36,5 MHz)
40
52
dB
Impedance at 36,5MHz
Input Z
in
=R
in
//C
in
1,3//13,0
k
//pF
Output Z
out
=R
out
//C
out
3,0//5,0
k
//pF
Group delay predistortion
(reference frequency 38,0 MHz)
33,57MHz
0 ns
35,9 MHz
-50
ns
Temperature coefficient of frequency
-72
ppm/
K
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