參數(shù)資料
型號: B3687
英文描述: Analog IC
中文描述: 模擬IC
文件頁數(shù): 3/6頁
文件大小: 69K
代理商: B3687
3
May 29, 2000
SAW Components
Low-Loss Filter
Data Sheet
Characteristics
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
B3687
199,00 MHz
T
A
= 0 - 70 C
Z
S
= 50
and matching network
Z
L
= 50
and matching network
1)
Temperature dependance of f
c
:
f
c
(T
A
) = f
c
(T
0
)(1 + TC
f
(T
A
– T
0
)
2
)
min.
typ.
199,0
max.
Nominal frequency
f
N
MHz
Minimum insertion attenuation
(including matching network)
α
min
7,0
9,0
dB
Passband width
α
rel
1 dB
B
1,0dB
0,22
MHz
Amplitude ripple in passband
α
rel
198,93 ... 199,07 MHz
0,5
2,0
dB
Group delay ripple
(p-p)
τ
198,93 ... 199,07 MHz
1,0
1,8
μ
s
Relative attenuation
(relative to
α
min
)
f
N
±
200
f
N
±
300
f
N
±
400
f
N
±
700
f
N
±
1600
f
N
±
3000
f
N
±
6000
α
rel
kHz ... f
N
±
300
kHz ... f
N
±
400
kHz ... f
N
±
700
kHz ... f
N
±
1600
kHz ... f
N
±
3000
kHz ... f
N
±
6000
kHz ... f
N
±
35000
kHz
kHz
kHz
kHz
kHz
kHz
kHz
3
10
15
35
40
50
50
50
dB
dB
dB
dB
dB
dB
dB
11
20
30
40
40
40
Temperature coefficient of frequency
1)
Turnover temperature
TC
f
T
0
– 0,036
ppm/K
2
30
C
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