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SAW FILTER
TECHNICAL DATA
KFX6555FR
SPECIFICATIONS FOR SAW DUPLEXER
Revision No : 2
A
6
5
7
8
9
10
10
11
11
4
3
2
1
12
12
B
G
A
B
C
F
E
D
1.8 max.
5 0.15
3.7 TYP.
0.6 TYP.
0.67 TYP.
DIM MILLIMETERS
G
H
1.27 TYP.
0.65 TYP.
+
_
PIN NO. FUNCTION
5
Rx
Ant
Tx
8
11
etc
GND
5 0.15
+
_
1.27
1
.
2
7
H
0.65
E
0.6
0.6
F
3.7
0.67
0.67
D
SF-55
C
RF Duplexer for CDMA450
High stability and reliability.
No adjustment.
Low insertion loss and deep stop band attenuation.
MAXIMUM RATINGS
ELECTRICAL CHARACTERISTICS
ITEM
SYMBOL
RATING
UNIT
Input Signal Level
IS
max
28
dBm
DC Permissive Voltage
V
DC
5
V
Operating Temperature Range
T
opr
-30 +80
Storage Temperature Range
T
stg
-30 +85
MARKING
K X B
Lot No.
ITEMS
SYM-
BOL
Rx
Tx
UNIT
TEST CONDITION
MIN.
TYP. MAX. TEST CONDITION
MIN.
TYP. MAX.
Center Frequency
fo
-
-
465
-
-
-
455
-
MHz
Bandwidth
BW
-
f
O
2.5
-
-
-
f
O
2.5
-
-
MHz
Insertion Loss
IL
PASS
f
O
2.5MHz
-
3.3
4.5
f
O
2.5MHz
-
2.2
3.0
dB
Ripple Level
A
RIP
f
O
2.5MHz
-
-
2.0
f
O
2.5MHz
-
-
2.0
dB
Rejection Level
IL
STOP
0.3 452.5MHz
25
-
-
0.3 350MHz
30
-
-
dB
452.5 457.5MHz
45
-
-
350 445MHz
25
-
-
485~530MHz
25
-
-
462.5~467.5MHz
40
-
-
530~2000MHz
27
-
-
467.5~1200MHz
25
-
-
-
-
-
-
1200~1700MHz
15
-
-
-
-
-
-
1700~2000MHz
10
-
-
Isolation
(between Rx and Tx)
IL
RX-TX
452.5~457.5MHz
50
-
-
462.5~467.5MHz
40
-
-
dB
Input/Output Impedance
Z
I
(Z
O
)
-
-
50
-
-
-
50
-
-
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