FUJITSU MEDIA DEVICES
SRF881NQC31L
○SYSTEM………………………
CDMA/TDMA/AMPS Rx FILTER
○CARRIER
FREQUENCY………………………… 869½894 MHz
ELECTRICAL CHARACTERISTICS
Ta = -30
½
+85℃
Items
Maximum insertion
loss in pass band
Pass band flatness
Conditions [MHz]
Min.
Typ.*
Max.
Unit
PACKAGE DIMENSION
Unit：mm
2.5
R 0.15
869½ 894
869½ 894
824½ 849
－
－
1.7
0.5
47
49
41
36
1.8
50
2.5
1.3
－
－
－
－
dB
dB
dB
dB
dB
dB
－
35
40
30
30
－
－
Out of band rejection
(Absolute value)
954½ 980
1700½1800
2600½2700
Pass band VSWR
869½ 894
2.2
－
Nominal impedance
*Typical values are specified at 25℃
Ω
2.0
0.25
FREQUENCY CHARACTERISTICS
10
0
-10
0.10
#2
0.74
0.75
#3
#1
-20
Transfer Function (dB)
#4
1.25
-30
-40
-50
-60
-70
-80
-90
781.5
TERMINATIONS
#1. GROUND
#2. INPUT
#3. GROUND
#4. OUTPUT
801.5
821.5
841.5
861.5
881.5
Frequency (M z)
H
901.5
921.5
941.5
961.5
981.5
MEASUREMENT CIRCUIT
50Ω
50Ω
＊
The information contained herein is presented only as a guide for the applications of our products. No responsibility is assumed by
Fujitsu Media Devices
for any infringements of patents or other rights of the third parties which may result from its use. No license is granted by
implication or otherwise under any patent or patent rights of
Fujitsu Media Devices
or others.
＊
The information contained herein may be changed without prior notice. It is therefore advisable to contact
Fujitsu Media Devices
before proceeding
with the design of equipment incorporating this product.
No. SRF881NQC31L
2002-04-01
0.50
1.00
FUJITSU MEDIA DEVICES
SRF881NQC31L
FREQUENCY CHARACTERISTICS
10
0
-10
-20
Transfer Function (dB)
-30
-40
-50
-60
-70
-80
-90
781.5
10
0
-10
-20
Transfer Function (dB)
801.5
821.5
841.5
861.5
881.5
Frequency (M z)
H
901.5
921.5
941.5
961.5
981.5
-30
-40
-50
-60
-70
-80
-90
0
600
1200
1800
2400
3000
Frequency (M z)
H
3600
4200
4800
5400
6000
1.0
0.0
-1.0
-2.0
Transfer Function (dB)
-3.0
-4.0
-5.0
-6.0
-7.0
-8.0
-9.0
856.5
861.5
866.5
871.5
876.5
881.5
Frequency (M z)
H
886.5
891.5
896.5
901.5
906.5
VSWR
11
10
9
8
7
6
5
4
3
2
1
856.5
861.5
866.5
871.5
876.5
881.5
Frequency (M z)
H
886.5
891.5
896.5
901.5
906.5
ABSOLUTE MAXIMUM RATINGS (Ta=25℃)
℃
(Ta = 25℃ unless otherwise noted)
Items
Electrodes
Between any
two electrodes
Between input
and ground
Ratings
Notes
DC voltage
0V
Input power
13 dBm
-30
½
+85
℃
Operating temp.
Storage temp.
-40
½
+85
℃
FUJITSU MEDIA DEVICES LTD.
