SF480-4 Datasheet, PDF (1/2 Pages) Vanlong Technology Co., Ltd. – 480.00 MHz SAW Filter

480.00 MHz SAW Filter
Ideal for DBS Receivers, IF Filter
Constant Group Delay
Improved ESD capability by integrated shunt resistors
Rugged, Hermetic, Low Profile TO-39 Package
SF480-4
Parameter
AC Voltage Between Any Two Pins
DC Voltage Between Any Two Pins
Operating Temperature Range
Storage Temperature Range
Absolute Maximum Rating (Ta=25°C)
Rating
V_PP
5
V_DC
0
T_A
-25 ~ +85
T_stg
-40 ~ +85
Electronic Characteristics of Channel 1
Parameter
Sym Minimum
Center Frequency (25°C)
Between 3dB point
Tolerance from 480.00 MHz
f_C
NS
∆f_C
-
Insertion Attenuation
α
-
3dB Bandwidth
BW₃
-
Relative Attenuation
472.00 MHz
-
487.00 MHz
αrel
-
Lower Sidelobe
430.00 … 458.00 MHz
34
Upper Sidelobe
501.00 … 530.00 MHz
34
Reflected Wave Signal Suppression
0.15µs … 2.0µs after main pulse
-
40.0
Amplitude Ripple (p-p)
475.00 … 484.00 MHz
∆α
-
Group Delay Ripple (p-p) 472.00 … 487.00 MHz
∆τ
-
Temperature Coefficient of Frequency
FTC
-
Electronic Characteristics of Channel 2
Parameter
Sym Minimum
Center Frequency (25°C)
Insertion Attenuation
Between 3dB point
Tolerance from 480.00 MHz
f_C
NS
∆f_C
-
α
-
3dB Bandwidth
Relative Attenuation
Lower Sidelobe
Upper Sidelobe
466.00 MHz
493.00 MHz
430.00 … 456.00 MHz
503.00 … 530.00 MHz
BW₃
-
-
αrel
-
34
34
Reflected Wave Signal Suppression
0.15µs … 2.0µs after main pulse
-
40.0
Amplitude Ripple (p-p)
475.00 … 484.00 MHz
∆α
-
Group Delay Ripple (p-p) 466.00 … 493.00 MHz
∆τ
-
Temperature Coefficient of Frequency
FTC
-
NS = Not Specified
Typical
480.00
-
21.8
15.0
3.1
3.0
45
44
46.0
0.6
10.0
-86
Typical
480.00
-
22.0
27.0
3.1
2.7
41.5
41.5
44.0
0.6
8.0
-86
Unit
V
V
°C
°C
Maximum
NS
1.0
24.0
-
Unit
MHz
MHz
dB
MHz
5.0
dB
5.0
dB
-
dB
-
dB
-
dB
1.2
dB
15.0
ns
-
ppm/K
Maximum
NS
1.0
24.0
-
Unit
MHz
MHz
dB
MHz
5.0
dB
5.0
dB
-
dB
-
dB
-
dB
1.2
dB
15.0
ns
-
ppm/K
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© 2003 by Vanlong Technology Co., Ltd.
Email: [e-mail]
Web: http://www.vanlong.com
SF480-4