參數(shù)資料
型號: U2510B
廠商: ATMEL CORP
元件分類: 接收器
英文描述: All-Band AM/FM Receiver and Audio Amplifier
中文描述: AM/FM, AUDIO SINGLE CHIP RECEIVER, PDIP28
封裝: SDIP-28
文件頁數(shù): 7/15頁
文件大小: 262K
代理商: U2510B
U2510B
Rev. A3, 23-Feb-01
7 (15)
–20
0
20
40
60
–100
–80
–60
–40
–20
0
V
D
V
i
( dB V )
120
95 10404
100
80
V
S
=6V
f
i1
=1.6MHz
f
AF
=1kHz
T
amb
=25
°
C
S+N(m=80%)
N
S+N(m=30%)
d(m=30%)
d(m=80%)
Figure 9. AM section: Demodulator output level
0
0.5
1
1.5
2
–80
–60
–40
–20
0
V
O
V
4
( V )
2.5
95 10406
Treble Voltage V
8
Treble Voltage = 0
V
S
=6V
V
i3
=10mV
f
AF
=1MHz
f
AF
=10kHz
T
amb
=25
°
C
Figure 10. Volume control range characteristics
0
20
40
60
80
0
1
2
3
4
6
I
L
V
i
( dB V )
120
95 10407
100
5
FM
I
LED
AM
V
S
=6V
T
amb
=25
°
C
Figure 11. AM/FM level indicator current
20
0
20
40
60
0
0.4
0.8
1.2
2.0
V
A
V
i
( dB V )
120
95 10408
80
100
V
S
=6V
f
i1
=1.6MHz
T
amb
=25
°
C
Figure 12. AM section: AGC voltage (at Pin 22)
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