參數(shù)資料
型號: TEA5594
廠商: NXP SEMICONDUCTORS
元件分類: 接收器
英文描述: AM/FM radio receiver circuit
中文描述: AM/FM, AUDIO SINGLE CHIP RECEIVER, PDIP32
封裝: SHRINK, PLASTIC, SOT-232, DIP-32
文件頁數(shù): 4/17頁
文件大小: 108K
代理商: TEA5594
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4
P
P
A
T
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Fig.1 Block diagram.
h
FM
OSCILLATOR
BUFFER
FM
MIXER
BUFFER
AM
AGC
AM
DETECTOR
AM
RF AMPLIFIER
AM MIXER
AM
IF AMPLIFIER
BUFFER
AM
OSCILLATOR
AM
LEVEL
DETECTOR
OSCILLATOR
LEVEL
CONTROLLER
FM
LEVEL
DETECTOR
AF
SOFT MUTE
FM
IF LIMITER
FM
DEMODULATOR
FM
RF AMPLIFIER
FM
AGC
FM
IF AMPLIFIER
IF
BUFFER
BUFFER
FM
demodulator
FM
front-end
AM
FM RF STABILIZER
GND
(oscillator buffer)
AM RF
input
AM RF
decoupled
AM
mixer output
AM
oscillator
AM AGC
AM IF
input
FM
oscillator
GND
(FM front-end)
FM RF
output
FM RF
input
FM RF
decoupled
FM RF
AGC
FM IF1
input
AM / FM
level indicator
output
soft mute
FM
demodulator
AF output
AM / FM
FM IF
2.3 V
FM IF1
output
FM
oscillator
output
FM
mixer
output
AM
oscillator
output
FM RF
1.6 V
FM IF
AM GND
AM
1.6 V
FM
2.3 V
FM IF
2.3 V
FM IF
input
IF
counter
output
IF
counter
enable
input
MLA283
TEA5594
VP
26
32
28
30
31
29
4
3
5
17
2
18
27
9
10
24
8
6
7
20
21
12
11
1
13
14
15
25
16
23
19
22
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