参数资料
型号: TA2149BNG
元件分类: 接收器
英文描述: AM/FM, AUDIO SINGLE CHIP RECEIVER, PDIP24
封装: 0.300 INCH, 1.78 MM PITCH, PLASTIC, SDIP-24
文件页数: 8/15页
文件大小: 242K
代理商: TA2149BNG
TA2149BNG/BFNG
2006-04-11
2
Block Diagram
LPF1
24
23
22
21
18
17
16
15
14
13
19
FM
RFout
RF
VCC
AM
RFin
FM
OSC
AM
OSC
OUT
ST
LED
IF
REQ
DET
OUT
MPX
IN
LPF2
AM
LOW
CUT
20
AM
OSC
FM
OSC
BUFF
1/1 or
1/16
ST
SW
IF
REQ
IF
BUFF
1/8
LEVEL
DET
AF
BUFF
AM
DET
FM
DET
FMIF
AMIF
AGC
AM
MIX
FM
MIX
FMRF
AF
VCO
DIVIDE
DECODE
SM/MO
FM/AM
MUTE
1
2
3
4
8
9
10
11
12
RF
GND
FM
RFin
MIX
OUT
VCC
AM IF
IN
FM IF
IN
GND
AGC
QUAD
R-OUT
L-OUT
5
7
6
VCC
BFP
R-OUT
L-OUT
FM
ANTENNA
IF REQ
IF OUT
VT
OSC BUFF OUT
PSC SW
OPEN: 1/1
VCC: 1/16
H: MONO
L: ST
H: AM
L: FM
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