SAW Filter
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
Actual size
TQS-570AA-7R
TQS-568AA-7R
TQS-830A-7R
Specifications (characteristics)
Item
Symbol
f0
TQS-570AA-7R
315 MHz
TQS-568AA-7R
428 MHz
TQS-830A-7R
429.55 MHz
Nominal frequency
Storage temperature range
Operating temperature range
Passband
T_stg
T_use
BW
-40 °C to +85 °C
-40 °C to +85 °C
-40 °C to +85 °C
-40 °C to +85 °C
-10 °C to +50 °C
429.15 to 429.95 MHz
3.5 dB Max.
-30 °C to +85 °C
314.5 to 315.5 MHz
2.5 dB Max.
426 to 430 MHz
2.0 dB Max.
Insertion loss
IL
(IL in passband)
(IL in passband)
(IL in passband)
Ripple
VSWR
Ri
1.5 dBp-p Max.
1.0 dBp-p Max.
2.3 Max.
2.0 Max.
DC to 295 MHz : 50 dB Min.
295 to 305 MHz : 40 dB Min.
325 to 336 MHz : 35 dB Min.
DC to 388 MHz : 50 dB Min.
404 to 409 MHz : 45 dB Min.
478 to 1000 MHz : 45 dB Min.
Stop band attenuation
f0 ±42.4 MHz : 55 dB Min.
(relative to through level)
336 to 1000 MHz: 40 dB Min. 1000 to 1500 MHz : 30 dB Min.
Terminating impedance
Package
Z
50 Ω (Unbalanced)
50 Ω (Unbalanced)
50 Ω (Unbalanced)
SS-30S1(G)
SS-38S1(A)
SS-541(F)
Electrical DATA
TQS-570AA-7R
TQS-568AA-7R
0
10
20
30
40
50
60
70
80
90
100
0
1
A
2
B
3
4
5
6
7
8
9
10
A: -50
B: -5
315.000
+50
+5
Frequency (MHz)
TQS-830A-7R
http://www.epsontoyocom.co.jp
132