b39389-k7268-n201 EPCOS AG, b39389-k7268-n201 Datasheet - Page 4

• Manufacturer Part Number: b39389-k7268-n201
• Description: If Filters With Switching Function Between 2 Channels
• Manufacturer: EPCOS AG

Data Sheet
Characteristics in M/N mode (switching pin 2 connected to pin 1)
Reference temperature:
Terminating source impedance:
Terminating load impedance:
Insertion attenuation
Reference level for the
following data
Relative attenuation
Picture carrier
Color carrier
Sound carrier
Adjacent picture carrier
Adjacent sound carrier
Lower sidelobe
Upper sidelobe
Reflected wave signal suppression
1,2 s ... 6,0 s after main pulse
(test pulse 250 ns,
carrier frequency 37,40 MHz)
Feedthrough signal suppression
1,2 s ... 1,1 s before main pulse
(test pulse 250 ns,
carrier frequency 37,40 MHz)
(test pulse 250 ns,
Group delay ripple (p-p)
Impedance at 37,40 MHz
Temperature coefficient of frequency
SAW Components
IF Filter for Intercarrier / Multistandard Applications
Input:
Output: Z
Z
25,00 ... 32,80 MHz
40,40 ... 45,00 MHz
IN
OUT
= R
= R
IN
OUT
37,40 MHz
38,90 MHz
35,32 MHz
34,40 MHz
32,90 MHz
40,40 MHz
|| C
|| C
IN
OUT
T
Z
Z
A
S
L
4
= 25 ˚C
= 50
= 2 k || 3 pF
TC
rel
Jan 29, 2004
f
min.
13,0
15,4
42,0
40,0
40,0
38,0
42,0
50,0
—
—
—
—
5,5
1,7
33,90 Mhz and 38,90 MHz
1,1 || 19,0
1,5 || 4,5
–72
typ.
14,5
16,9
46,0
46,0
46,0
44,0
50,0
56,0
40
6,5
2,7
max.
16,0
18,4
—
—
—
—
—
—
—
—
—
—
7,5
3,7
K 7268 D
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
ns
k || pF
k || pF
ppm/K