KF881FU Datasheet, PDF (1/5 Pages) KEC(Korea Electronics) – SPECIFICATIONS FOR SAW FILTER(BAND PASS FILTERS FOR TX OF AMPS/TDMA/CDMA)

SAW FILTER
TECHNICAL DATA
Band pass filters for TX 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
ITEM
Input Signal Level
DC Permissive Voltage
Operating Temperature Range
Storage Temperature Range
SYMBOL
IS_max
V_DC
T_opr
T_stg
RATING
+15
5
-30 +85
-40 +85
UNIT
dBm
V
KF881FU
SPECIFICATIONS FOR SAW FILTER
B
DIM MILLIMETERS
A
3.0+_ 0.1
B
3.0+_ 0.1
C
1.15+_ 0.12
A
C
D
1.50 TYP.
E
0.60 TYP.
F
0.85 TYP.
G
1.20 TYP.
D
3
4
2
5
1
6
E
F
PIN NO FUNCTION
13
46
GROUND
2
SIGNAL
5
SIGNAL
SC-33
ELECTRICAL CHARACTERISTICS (Ta=-30 to 85 )
ITEMS
SYMBOL
TEST CONDITION
Nominal Center Frequency
Bandwidth
Insertion Loss
Ripple Level
fo
BW_3dB
IL_PASS
A_RIP
-
-
f_O 12.5MHz
f_O 12.5MHz
DC 800MHz
Rejection Level
IL_STOP
800 849MHz
914 939MHz
939 1049MHz
1049 2000MHz
Voltage Standing Wave Ratio
Input/Output Impedance
VSWR
Z_I(Z_O)
f_O 12.5MHz
-
MIN.
-
f_O 12.5
-
-
25
33
20
30
25
-
-
TYP.(25 )
881.5
-
3.0
1.0
30
38
33
34
30
1.9
50
MAX.
-
-
3.5
2.0
-
-
-
-
-
2.2
-
UNIT
MHz
MHz
dB
dB
dB
-
-
MARKING
KHN
2002. 10. 30
Revision No : 3
Lot No.
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