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參數(shù)資料
| 型號(hào)： | KF881U |
| 廠商： | KEC Holdings |
| 英文描述： | SPECIFICATIONS FOR SAW FILTER(BAND PASS FILTERS FOR TX OF AMPS/TDMA/CDMA) |
| 中文描述： | 規(guī)格聲表濾波器（帶通濾波器的得克薩斯州安培/時(shí)分多址/碼分多址） |
| 文件頁(yè)數(shù)： | 1/5頁(yè) |
| 文件大小： | 444K |
| 代理商： | KF881U |
2002. 10. 30
1/5
SAW FILTER
TECHNICAL DATA
KF881U
SPECIFICATIONS FOR SAW FILTER
Revision No : 3
Band pass filters for RX of AMPS/TDMA/CDMA.
High stability and reliability with good
performance and no adjustment.
Wide and sharp pass band characteristics.
Low insertion loss and deep stop band
attenuation for interference.
MAXIMUM RATINGS
A
B
D
E
F
G
C
1.15 0.12
+
1.50 TYP.
3.0 0.1
+
+
3.0 0.1
0.60 TYP.
0.85 TYP.
1.20 TYP.
DIM
MILLIMETERS
FUNCTION
GROUND
SIGNAL
SIGNAL
1
4
PIN NO
3
6
2
5
SC-33
A
B
C
6
5
4
3
D
G
G
E
F
2
1
ELECTRICAL CHARACTERISTICS (Ta=-30 to 85
)
ITEMS
SYMBOL
TEST CONDITION
MIN.
TYP.(25
)
MAX.
UNIT
Nominal Center Frequency
fo
-
-
881.5
-
MHz
Bandwidth
BW
3dB
-
f
O
12.5
-
-
MHz
Insertion Loss
IL
PASS
f
O
12.5MHz
-
3.0
3.5
dB
Ripple Level
A
RIP
f
O
12.5MHz
-
0.8
1.6
dB
Rejection Level
IL
STOP
DC
779MHz
50
55
-
dB
779
849MHz
45
48
-
914
970MHz
20
24
-
970
1049MHz
50
52
1049
2000MHz
40
43
-
Voltage Standing Wave Ratio
VSWR
f
O
12.5MHz
-
1.5
2.0
-
Input/Output Impedance
Z
I
(Z
O
)
-
-
50
-
-
ITEM
SYMBOL
RATING
UNIT
Input Signal Level
IS
max
+10
dBm
DC Permissive Voltage
V
DC
5
V
Operating Temperature Range
T
opr
-30
+85
Storage Temperature Range
T
stg
-40
+85
K H D
MARKING
Lot No.
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