X9650M Datasheet, PDF (3/7 Pages) EPCOS – Bandpass Filter

SAW Components
X 9650 M
Bandpass Filter
44,00 MHz
Data Sheet
Characteristics of channel 1 (switching input pin 2 connected to ground pin 3)
Reference temperature:
Terminating source impedance:
Terminating load impedance:
T_A =
Z_S =
Z_L =
25 (45) ˚C
50 Ω
2 kΩ || 3 pF
Center frequency
(center between 3 dB points)
min.
typ.
max.
f_C
—
44,00 — MHz
Insertion attenuation
Reference level for the
following data
α
44,06 (44,00) MHz
13,0
14,5
16,0 dB
Pass bandwidth
α_rel ≤1 dB
α_rel ≤3 dB
α_rel ≤30 dB
B_1dB
—
B_3dB
—
B_30dB
—
Relative attenuation
α_rel
Lower sidelobe
35,06 ... 40,26 (35,00 ... 40,20) MHz
38,0
40,26 ... 42,56 (40,20 ... 42,50) MHz
32,0
Upper sidelobe
45,56 ... 48,66 (45,50 ... 48,60) MHz
24,0
48,66 ... 55,06 (48,60 ... 55,00) MHz
36,0
1,6
1,8
2,7
43,0
37,0
30,0
40,0
— MHz
— MHz
— MHz
— dB
— dB
— dB
— dB
Group delay ripple (p-p)
∆τ
43,16 ... 44,96 (43,10 ... 44,90) MHz
Impedance at 44,06 MHz
Input: Z_IN = R_IN || C_IN
Output: Z_OUT = R_OUT || C_OUT
Temperature coefficient of frequency
TC_f
—
50
— ns
—
0,9 || 13,3 — kΩ || pF
—
0,8 || 6,1
— kΩ || pF
—
–72
— ppm/K
3 Mar 31, 2006