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參數(shù)資料
| 型號： | SRF881NQC31C |
| 廠商： | FUJITSU LTD |
| 元件分類： | 聲表面波濾波器 |
| 英文描述： | 1 FUNCTIONS, 881.5 MHz, SAW FILTER |
| 文件頁數(shù)： | 1/2頁 |
| 文件大小： | 177K |
| 代理商： | SRF881NQC31C |
＊
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. SRF881NQC31C
2002-04-01
Ta = -30 ～ +85℃
Items
Conditions [MHz]
Min.
Typ.*
Max.
Unit
Maximum insertion
loss in pass band
869～ 894
－
1.7
2.5
dB
Pass band flatness
869～ 894
－
0.6
1.3
dB
824～ 849
40
54
－
dB
954～ 980
40
51
－
dB
1700～1800
30
48
－
dB
Out of band rejection
(Absolute value)
2600～2700
30
37
－
dB
Pass band VSWR
869～ 894
－
1.6
2.0
－
Nominal impedance
－
50
－
Ω
*Typical values are specified at 25℃
ELECTRICAL CHARACTERISTICS
PACKAGE DIMENSION
MEASUREMENT CIRCUIT
FUJITSU MEDIA DEVICES
SRF881NQC31C
○
SYSTEM……………………… CDMA/TDMA/AMPS Rx FILTER
○
CARRIER FREQUENCY………………………… 869～894 MHz
TERMINATIONS
#1. GROUND
#2. INPUT/OUTPUT
#3. GROUND
#4. GROUND
#5. OUTPUT/INPUT
#6. GROUND
2.5
2.
0
0.
30
R 0.12
R 0.15
Unit：mm
1.25
0.
25
0.
50
1.
00
0.
40
1.
20
0.80
0.10
#3
#1
#2
#4
#6
#5
FREQUENCY CHARACTERISTICS
50Ω
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
10
781.5
801.5
821.5
841.5
861.5
881.5
901.5
921.5
941.5
961.5
981.5
Frequency(MHz)
Transfer
Function
(dB
)
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