參數(shù)資料
型號: B3645
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: 63K
代理商: B3645
3
Apr 04, 2001
SAW Components
Low-Loss Filter
Data Sheet
Characteristics
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
B3645
99,84 MHz
T
A
= -40 to 85 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.
99,84
max.
Nominal frequency
f
N
MHz
Minimum insertion attenuation
(including matching network)
α
min
9
10,8
dB
Passband width
B
3,0dB
α
rel
3,0 dB
560
kHz
Amplitude ripple
(p-p)
α
f
N
±
128 kHz
0,7
1,2
dB
Group delay variation
(p-p)
τ
f
N
±
128 kHz
60
150
ns
Relative attenuation
(relative to
α
min
)
10,000 MHz ... 89,600 MHz
89,600 MHz ... 91,600 MHz
91,600 MHz ... 98,151 MHz
98,151 MHz ... 98,992 MHz
98,992 MHz ... 99,382 MHz
100,307 MHz ... 100,682 MHz
100,682 MHz ... 101,223 MHz
101,223 MHz ... 147,820 MHz
147,820 MHz ... 1000,00 MHz
α
rel
45
50
40
55
55
50
40
10
10
40
45
55
dB
dB
dB
dB
dB
dB
dB
dB
dB
30
5
5
30
40
35
Temperature coefficient of frequency
1)
Turnover temperature
TC
f
T
0
–0,03
ppm/K
2
40
C
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