
Actual size
http://www.epsontoyocom.co.jp
SAW Filter
132
Specifications (characteristics)
Item
Symbol
TQS-570AA-7R
TQS-568AA-7R
TQS-830A-7R
Nominal frequency
f0
315 MHz
428 MHz
429.55 MHz
Storage temperature range
T_stg
-40 °C to +85 °C
Operating temperature range
T_use
-40 °C to +85 °C
-30 °C to +85 °C
-10 °C to +50 °C
Passband
BW
314.5 to 315.5 MHz
426 to 430 MHz
429.15 to 429.95 MHz
Insertion loss
IL
2.5 dB Max.
(IL in passband)
2.0 dB Max.
(IL in passband)
3.5 dB Max.
(IL in passband)
Ripple
Ri
1.5 dBp-p Max.
1.0 dBp-p Max.
-
VSWR
-
2.3 Max.
2.0 Max.
-
Stop band attenuation
(relative to through level)
-
DC to 295 MHz : 50 dB Min.
295 to 305 MHz : 40 dB Min.
325 to 336 MHz : 35 dB Min.
336 to 1000 MHz: 40 dB Min.
DC to 388 MHz : 50 dB Min.
404 to 409 MHz : 45 dB Min.
478 to 1000 MHz : 45 dB Min.
1000 to 1500 MHz : 30 dB Min.
f0
±42.4 MHz : 55 dB Min.
Terminating impedance
Z
50
(Unbalanced)
50
(Unbalanced)
50
(Unbalanced)
Package
-
SS-30S1(G)
SS-38S1(A)
SS-541(F)
Electrical DATA
TQS-570AA-7R
TQS-568AA-7R
TQS-830A-7R
SAW FILTER
FOR TPMS, RKE, Japan ARIB std. T67 / RF
TQS-570AA-7R
TQS-568AA-7R
TQS-830A-7R
Narrow band type with good selectivity and wide band type
covering 426MHz and 429MHz bands are available.
Lead(Pb)-free : Lead free completely
TQS-570AA-7R
TQS-568AA-7R
TQS-830A-7R
B: -5
+5
0
1
2
3
4
5
6
7
8
9
10
315.000
A: -50
+50
0
10
20
30
40
50
60
70
80
90
100
B
:
In
ser
tion
Att
enu
at
io
n
(dB
)
A
:I
nse
rt
ion
Atte
nu
atio
n
(dB
)
Frequency (MHz)
A
B