SAW FILTER
TECHNICAL DATA
Band pass filter for the IF circuits of cordless phone
A
KFM110
SPECIFICATIONS FOR SAW FILTER
Low insertion loss.
B
C
High selectivity.
ITEM
Input Signal Level
DC Permissive Voltage
Operating Temperature Range
Storage Temperature Range
SYMBOL
IS
max
V
DC
T
opr
T
stg
RATING
0
+10
-10
-40
+60
+85
UNIT
dBm
V
1
D
P1
H
MAXIMUM RATING (Ta=25
)
DIM
A
B
C
D
E
F
H
P1
P2
2
3
4
MILLIMETERS
_
10.9 + 0.1
_ 0.06
4.4 +
3.12 MAX
_
桅0.45
+0.05
_ 0.03
2.2 +
_
1.65 + 0.19
_
5.0 + 0.3
_
2.53 + 0.15
_
7.6 + 0.15
F
P2
1 : INPUT
2,3 : GROUND
4 : OUTPUT
MARKING
F-11
KFM110
Lot No.
ELECTRICAL CHARACTERISTICS (Temperature 25 )
ITEMS
Nominal Center Frequency
Bandwidth
Insertion Loss
SYMBOL
fo
BW
3dB
IL
TEST CONDITION
-
-
at minimum loss point
f
O
-3
f
O
-2
1.728MHz
1.728MHz
f
O
-
41
30
29
6
6
25
27
27
-
-
MIN.
-
0.4
TYP.
110.592
-
3.0
46
35
34
17
10
30
32
32
-
300 //1.2 H
MAX.
-
-
4.0
-
-
-
-
-
-
-
-
0.75
-
sec.
-
dB
UNIT
MHz
MHz
dB
f
O
-1.728MHz
Rejection Level
(from minimum loss point)
IL
STOP
f
O
-1.15MHz
f
O
+1.15MHz
f
O
+1.728MHz
f
O
+2
f
O
+3
Group Delay Time Deviation
Input/Output Impedance
G.D.T
Z
I
(Z
O
)
f
O
1.728MHz
1.728MHz
0.4MHz
-
2002. 1. 7
Revision No : 4
E
1/2