參數(shù)資料
型號: QD21.4-2801
廠商: Vectron International, Inc.
英文描述: Monolithic discriminator dual
中文描述: 單片鑒別雙
文件頁數(shù): 1/1頁
文件大?。?/td> 54K
代理商: QD21.4-2801
Monolithic discriminator dual
QD21.4-2800/01
Application
Limiting values
Center frequency
Peak separarion
Sym. resonance frequency
Asym. resonance frequency
Change of sy. resonance
frequency
Dynamical capacity C1
Terminating impedance Z
R1 || C1
R2 || C2
Operating temp. range
Characterstics QD10.7-2800/01
Unit
Value
fo
fs at 25°C
fa at 25°C
-40...+80°C
MHz
kHz
MHz
MHz
ppm
21.4
± 14
21.386 ± 400 Hz
21.414 ± 850 Hz
< 30
Test circuit
fF
5.2 ± 15%
Ohm/pF
Ohm/pF
° C
12.5
12.5
-40...+80
2 pol resonator
discriminator
use in mobile and
stationary transceivers
Application circuits
R1 = 2.4 k
R2 = 2.4 k
L1; L2 = 5μH
C1; C2 = 0.8...10 pF
R1 = 0
R2 = 3.3 k
L1; L2 = 5μH
C1; C2 = 0.8...10 pF
TELE FILTER Zweigniederlassung der DOVER Germany GMBH
30.01.03
Potsdamer Str. 18 D- 14513 Teltow
(+49)03328-4784-10 ; Fax (+49)03328-4784-30 http:\\www.vectron.com
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