X6874D Datasheet, PDF (3/6 Pages) List of Unclassifed Manufacturers – IF filter for digital cable TV, Standard IC package

SAW Components
Bandpass Filter
Data Sheet
Characteristics
Reference temperature:
Terminating source impedance:
Terminating load impedance:
T_A = 25 ˚C
Z_S = 50 Ω
Z_L = 2 kΩ || 3 pF
X 6874 D
36,125 MHz
Center frequency
f_C
(center between 10 dB points)
Insertion attenuation
Reference level for the
following data
α
36,13 MHz
Pass bandwidth
α_rel < 1dB
α_rel < 3dB
α_rel < 30dB
Relative attenuation
Lower sidelobe
Upper sidelobe
25,00
29,50
41,00
44,00
B_1dB
B_3dB
B_30dB
α_rel
32,32 MHz
39,93 MHz
32,13 MHz
40,13 MHz
31,25 MHz
47,25 MHz
... 29,50 MHz
... 31,25 MHz
... 44,00 MHz
... 50,00 MHz
Reflected wave signal suppression
1,1 µs ... 6,0 µs after main pulse
(test pulse 250 ns,
carrier frequency 36,13 MHz)
Feedthrough signal suppression
1,3 µs ... 1,2 µs before main pulse
(test pulse 250 ns,
carrier frequency 36,13 MHz)
Group delay ripple (p-p)
∆τ
32,13 ... 40,13 MHz
min.
36,07
20,2
—
—
—
—
0,4
2,0
2,0
34,0
42,0
38,0
34,0
33,0
38,0
42,0
50,0
—
typ.
max.
36,125 36,18 MHz
21,7
23,2 dB
7,5
— MHz
8,0
— MHz
9,5
— MHz
1,2
— dB
1,4
2,4 dB
3,2
4,4 dB
3,2
4,4 dB
47,0
— dB
55,0
— dB
45,0
— dB
41,0
— dB
40,0
— dB
47,0
— dB
52,0
— dB
56,0
— dB
40
— ns
Impedance at 36,13 MHz
Input: Z_IN = R_IN || C_IN
Output: Z_OUT = R_OUT || C_OUT
Temperature coefficient of frequency
TC_f
—
3,6 ||13,0
— kΩ || pF
—
2,9 || 3,9
— kΩ || pF
—
–72
— ppm/K
3 Nov 18, 2003