TAI-SAW TECHNOLOGY CO., LTD.
No. 3, Industrial 2nd Rd., Ping-Chen Industrial District,
Taoyuan, 324, Taiwan, R.O.C.
TEL: 886-3-4690038
FAX: 886-3-4697532
E-mail:
tstsales@mail.taisaw.com
Web:
www.taisaw.com
SAW Filter 428.55 MHz
MODEL NO.:TA1484A
A. MAXIMUM RATING:
1. Input Power Level: 15 dBm
2. DC Voltage : 3V
3. Operating Temperature: -40°C to +85°C
4. Storage Temperature: -40°C to +85°C
B. ELECTRICAL CHARACTERISTICS:
Item
Center frequency
3dB BW
Upper frequency of 3dB relative to minimum IL
Lower frequency of 3dB relative to minimum IL
Minimum insertion loss
IL(min)
Exclude loss in matching elements *1)
Incl. loss of matching elements(Q=77)
*2)
Attenuation (relative to IL
min
)
*1)
@ f = 407.1
@ f = 417.8
@ f = 427.5
@ f = 429.5
@ f = 439.2
@ f = 449.9
@ f = 1000.0
MHz
MHz
MHz
MHz
MHz
MHz
MHz
Fc
Unit
MHz
KHz
MHz
MHz
dB
dB
dB
dB
dB
dB
dB
dB
dB
Ω
Ω
Min.
-
-
428.75
-
-
-
47
40
15
15
40
47
47
Typ.
428.55
680
-
-
2.0
2.3
54
54
23
18
55
54
68
1232Ω//1.52pF
1232Ω//1.52pF
428.35
3.0
3.3
-
-
-
-
-
-
-
Max.
-
-
REV. NO：1.0
RoHS Compliant
Lead free
Lead-free soldering
Electrostatic Sensitive Device
Impedance at Fc, Input
*1)
Zin = Rin//Cin
Zs
Impedance at Fc, Output
*1)
Zout = Rout//Cout
Z
L
*1)
：
The matching circuit is ideal by simluation.
*2)
：
The matching circuit is real by actual passive components.
0805 Coillcraft CS series chip conductor is used for inductor.
0402 muRata GRM series is used for capacitor.
TAI-SAW TECHNOLOGY CO., LTD.
TST DCC
Release document
2
D. MEASUREMENT CIRCUIT:
The matching circuit is ideal by simulation
L1：92nH , L2：92nH (Ideal value)
C1：2 pF , C2：2pF (Ideal value)
TAI-SAW TECHNOLOGY CO., LTD.
TST DCC
Release document
4
E.OUTLINE DRAWING:
#B：Input
，#E：Output，#A,C,D,F：Ground
△：Year
code(2012->2,
…, 2019->9)
□：Data
code
Unit：mm
WK01 WK02 WK03 WK04 WK05 WK06 WK07 WK08 WK09 WK10 WK11 WK12 WK13
A
N
a
n
B
O
b
o
C
P
c
p
D
Q
d
q
E
R
e
r
F
S
f
s
G
T
g
t
H
U
h
u
I
V
i
v
J
W
j
w
K
X
k
x
L
Y
l
y
M
Z
m
z
WK14 WK15 WK16 WK17 WK18 WK19 WK20 WK21 WK22 WK23 WK24 WK25 WK26
WK27 WK28 WK29 WK30 WK31 WK32 WK33 WK34 WK35 WK36 WK37 WK38 WK39
WK40 WK41 WK42 WK43 WK44 WK45 WK46 WK47 WK48 WK49 WK50 WK51 WK52
F. PCB Footprint:
△ □
P4
TAI-SAW TECHNOLOGY CO., LTD.
TST DCC
Release document
5
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