B30389-K7252-M100 查看數據表（PDF） - Unspecified
零件编号
产品描述 (功能)
生产厂家
B30389-K7252-M100 Datasheet PDF : 8 Pages
| |||
SAW Components
IF Filter for Intercarrier / Multistandard Applications
Data Sheet
Characteristics in M/N mode (switching pin 2 connected to pin 1)
Reference temperature:
Terminating source impedance:
Terminating load impedance:
TA = 25 ˚C
ZS = 50 Ω
ZL = 2 kΩ || 3 pF
Insertion attenuation
Reference level for the
following data
α
37,40 MHz
min.
15,5
typ.
17,0
K 7252 M
38,90 MHz
max.
18,5 dB
Relative attenuation
Picture carrier
Color carrier
Sound carrier
Adjacent picture carrier
Adjacent sound carrier
Lower sidelobe
Upper sidelobe
αrel
38,90 MHz
35,32 MHz
34,40 MHz
32,90 MHz
40,40 MHz
25,00 ..... 32,90 MHz
40,40 ..... 45,00 MHz
4,9
5,9
6,9 dB
0,8
1,8
2,8 dB
17,0
18,5
20,0 dB
40,0
52,0
— dB
41,0
49,0
— dB
36,0
42,0
— dB
31,0
37,0
— dB
Reflected wave signal suppression
1,2 µs ... 6,0 µs after main pulse
(test pulse 250 ns,
carrier frequency 37,40 MHz)
42,0
52,0
— dB
Feedthrough signal suppression
1,2 µs ... 1,1 µs before main pulse
(test pulse 250 ns,
carrier frequency 37,40 MHz)
—
50,0
— dB
Group delay ripple (p-p)
∆τ
Impedance at 37,40 MHz
Input: ZIN = RIN || CIN
Output: ZOUT = ROUT || COUT
Temperature coefficient of frequency
TCf
—
50
— ns
—
1,1 ||21,0 — kΩ || pF
—
2,7 || 3,4
— kΩ || pF
—
–72
— ppm/K
4 Jul 03, 2000
Share Link: 