SAW Components
Data Sheet B 801
SAW Components
Satellite Receiver Filter
Data Sheet
B 801
479,50 MHz
Ceramic package
QCC8C
Features
s
s
s
s
Two-channel satellite receiver filter
IF filter for DSB receivers
Constant group delay
Ceramic package for
Surface Mounted
Technology (SMT)
Terminals
s
Ni, gold plated
Dimensions in mm, approx. weight 0,1 g
Pin configuration
1
2
3
5
6
7
4,8
Input channel 2
Input ground
Input channel 1
Output ground channel 2
Output
Ground, output ground channel 1
Case ground
Type
B 801
Ordering code
B39481-B801-U310
Marking and Package
according to
C61157-A7-A56
Packing
according to
F61074-V8169-Z000
Electrostatic Sensitive Device
(ESD)
Maximum ratings
Operable temperature range
Storage temperature range
DC voltage
AC voltages
T
A
T
stg
V
DC
V
pp
–25/+85
–40/+85
0
5
˚C
˚C
V
V
between any terminals
between any terminals
2
Nov 20, 2002
SAW Components
Satellite Receiver Filter
Data Sheet
Characteristics of channel 1
Reference temperature:
Terminating source impedance:
Terminating load impedance:
Group delay aperture
B 801
479,50 MHz
T
A
= 25 ˚C
Z
S
= 50
Ω
Z
L
= 50
Ω
0,25MHz
min.
—
typ.
22,3
max.
25
Insertion attenuation
Reference level for the
following data
Center frequency
Pass bandwidth
479,50 MHz
α
dB
f
c
478,50
479,50
480,50 MHz
α
rel
≤
3 dB
B
3dB
Relative attenuation
466,00
493,00
430,00 … 452,00
507,00 … 530,00
MHz
MHz
MHz
MHz
α
rel
—
27,0
—
MHz
Lower sidelobe
Upper sidelobe
—
—
36,0
34,0
2,8
3,0
41,0
39,0
4,5
4,5
—
—
dB
dB
dB
dB
Reflected wave signal suppression
0,14
µs
… 2,0
µs
after main pulse
Amplitude ripple (p–p)
471,00 ... 488,00 MHz
Group delay ripple (p–p)
∆τ
466,00 ... 493,00 MHz
Impedance
at 479,50 MHz
Input:
Z
IN
=
R
IN
||
C
IN
Output:
Z
OUT
=
R
OUT
||
C
OUT
Temperature coefficient of frequency
∆α
40,0
49,0
—
dB
—
0,3
0,6
dB
—
11
18
ns
—
—
0,67|| 3,2
0,06|| 5,6
– 86
—
—
—
kΩ || pF
kΩ || pF
ppm/K
TC
f
—
3
Nov 20, 2002
SAW Components
Satellite Receiver Filter
Data Sheet
Characteristics of channel 2
Reference temperature:
Terminating source impedance:
Terminating load impedance:
Group delay aperture
B 801
479,50 MHz
T
A
= 25 ˚C
Z
S
= 50
Ω
Z
L
= 50
Ω
0,25MHz
min.
—
typ.
22,3
max.
25
Insertion attenuation
Reference level for the
following data
Center frequency
Pass bandwidth
479,50 MHz
α
dB
f
c
478,50
479,50
480,50 MHz
α
rel
≤
3 dB
B
3dB
Relative attenuation
470,50
488,50
430,00 … 457,50
500,50 … 530,00
MHz
MHz
MHz
MHz
α
rel
—
18,0
—
MHz
Lower sidelobe
Upper sidelobe
—
—
36,0
34,0
2,9
2,9
43,0
41,0
4,7
4,4
—
—
dB
dB
dB
dB
Reflected wave signal suppression
0,13
µs
… 2,0
µs
after main pulse
Amplitude ripple (p–p)
476,00 ... 483,00 MHz
Group delay ripple (p–p)
∆τ
470,50 ... 488,50 MHz
Impedance
at 479,50 MHz
Input:
Z
OUT
=
R
OUT
||
C
OUT
Output:
Z
OUT
=
R
OUT
||
C
OUT
Temperature coefficient of frequency
∆α
40,0
45,0
—
dB
—
0,2
0,6
dB
—
11
18
ns
—
—
0,59|| 3,5
0,06|| 5,6
– 86
—
—
—
kΩ || pF
kΩ || pF
ppm/K
TC
f
—
4
Nov 20, 2002
SAW Components
Satellite Receiver Filter
Data Sheet
Frequency response of channel 1
B 801
479,50 MHz
5
Nov 20, 2002
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