參數(shù)資料
型號(hào): MC3335
廠(chǎng)商: Motorola, Inc.
英文描述: Low Power Narrowband FM Receiver
中文描述: 低功耗窄帶調(diào)頻接收機(jī)
文件頁(yè)數(shù): 3/6頁(yè)
文件大?。?/td> 129K
代理商: MC3335
MC3335
3
MOTOROLA ANALOG IC DEVICE DATA
100
200
300
400
500
600
700
800
0
1.0
3.0
6.0
5.0
6.0
7.0
8.0
1.0
2.0
3.0
4.0
0
5.0
2.0
7.0
4.0
8.0
0
VCC (V)
I
C
1
Figure 2. Imeter versus Input
ICC, Carr. Det. Low (RF in = 10 mV)
ICC, Carr. Det. High (RF in = 0 mV)
Recovered Audio
–30
–40
–50
–60
2.0
–130
–80
–90
RF INPUT (dBm)
–100
–120 –110
–70
12
11
10
9.0
3.0
4.0
5.0
6.0
7.0
8.0
I
9
μ
Figure 3. Drain Current, Recovered
Audio versus Supply
A
MC3335
9
VCC
–70
–80
–130
10
–10
–20
–60
–50
–40
20
–30
0
–30
–40
–50
–60
–80
–90
RF INPUT (dBm)
–100
–120 –110
–70
RF INPUT (dBm)
–70
–80
–130
10
–10
–60
–50
–40
20
–30
–20
0
–30
–40
–50
–60
–80
–90
–100
–120 –110
–70
(
(
Figure 4. (S + N), N of 2nd Mixer
Figure 5. (S + N)/N versus Input
12
0.01
MC3335
7.5 k
S + N
S + N
N
N
0
RF INPUT (dBm)
–20
–10
–70
–80
–100
10
–10
–60
–50
–40
20
–30
–20
0
–30
–40
–50
–60
–80
–90
–70
(
Figure 6. 1st Mixer 3rd Order Intermodulation
3rd Order Intermod.
Products
Desired Products
10
–10
–30
–40
–20
RELATIVE INPUT FREQUENCY (kHz)
40
30
20
0
0
1.0
2.0
3.0
4.0
1
Figure 7. Detector Output versus Frequency
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