
10
SAW DEVICES
TYPE
50
–30 to +85
°C
SS-2520 (M)
TQS-947AA-7R
1765 MHz
1750 to 1780 MHz
2.5 Max.
TQS-948AA-7R
1855 MHz
1840 to 1870 MHz
3.0 dB Max.
2.3 Max.
2.0 dB Max.
Nominal frequency (fo)
Passband (PB)
Insertion loss in PB
Deviation in PB
VSWR
Terminating impedance
Operating temperature range
Package
DC to 1600 MHz : 23 dB
1750 to 1780 MHz : 27 dB
1840 to 1870 MHz : 30 dB
2000 to 4000 MHz : 20 dB
4000+ to 6000 MHz : 4 dB
DC to 1600 MHz : 23 dB
1660 to 1690 MHz : 27 dB
1840 to 1870 MHz : 30 dB
2000 to 4000 MHz : 21 dB
4000+ to 6000 MHz : 4 dB
TQS-543AA-7G
897.5 MHz
880 to 915 MHz
1.5 dB Max.
DC to 860 MHz : 30 dB
925 to 935 MHz : 6 dB
935+ to 960 MHz : 20 dB
960+ to 3000 MHz : 30 dB
TQS-521A-7G
942.5 MHz
925 to 960 MHz
4.0 dB Max.
2.0 dB Max.
DC to 880 MHz : 50 dB
880+ to 915 MHz : 20 dB
980 to 1100 MHz : 25 dB
1100+ to 2000 MHz : 50 dB
2000+ to 3000 MHz : 40 dB
Input : 50
(Unbalanced)
Output : 200
// 39nH (Balanced)
Input : 100
(Balanced)
Output : 50
(Unbalanced)
2.5 Max.
–20 to +75
°C
SS-2520 (L)
Stopband
attenuation (Min.)
RF Filter for Cellular Phone
Product Data
Specifications
Electrical Data
TQS-543AA-7G
A:–250
B:–50
FREQUENCY (MHz)
A:LOSS
(dB)
B:LOSS
(dB)
0
10
20
30
40
50
60
70
80
90
100
0
1
2
3
4
5
6
7
8
9
10
0
A
B
+50
897.5
+250
TQS-521A-7G
0
10
20
30
40
50
60
70
80
90
100
–250
942.5
FREQUENCY (MHz)
LOSS
(dB)
+250
TQS-947AA-7R
TQS-948AA-7R
0
5
10
15
20
25
30
35
40
45
50
–250
1855
FREQUENCY (MHz)
+250
LOSS
(dB)
3
4
0
5
10
15
20
25
30
35
40
45
50
–250
1765
FREQUENCY (MHz)
+250
LOSS
(dB)