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CXA1191 の電気的特性と機能

CXA1191のメーカーはUnisonic Technologiesです、この部品の機能は「FM/AM Radio」です。


製品の詳細 ( Datasheet PDF )

部品番号 CXA1191
部品説明 FM/AM Radio
メーカ Unisonic Technologies
ロゴ Unisonic Technologies ロゴ 




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CXA1191 Datasheet, CXA1191 PDF,ピン配置, 機能
UNISONIC TECHNOLOGIES CO., LTD
CXA1191
LINEAR INTEGRATED CIRCUIT
FM/AM Radio
DESCRIPTION
The UTC CXA1191 is a one-chip FM/AM radio IC designed for
radio-cassette tape recorders and headphone tape recorders.
FEATURES
*Small number of peripheral components
*Low current consumption (Vcc=3V)
FM: lD=5.3mA (Typ.)
AM: lD=3.4mA (Typ.)
*Built-in FM/AM select switch
*Large current of AF amplifier
FUNCTIONS
FM section
RF amplifier, Mixer and OSC
(incorporating AFC variable capacitor)
IF amplifier
Quadrature detection
Tuning LED driver
AM section
RF amplifier, Mixer and OSC (with RF AGC)
IF amplifier (with IF AGC)
Detector
Tuning LED driver
AF section
Electronic volume control
FM muting
Structure
Bipolar silicon monolithic IC
ORDERING INFORMATION
Ordering Number
CXA1191G-D28-T
CXA1191G-S28-R
CXA1191G-S28-T
Package
DIP-28
SOP-28
SOP-28
Packing
Tube
Tape Reel
Tube
www.unisonic.com.tw
Copyright © 2015 Unisonic Technologies Co., Ltd
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CXA1191 pdf, ピン配列
CXA1191
LINEAR INTEGRATED CIRCUIT
PIN CONFIGURATIONS
PIN DESCRIPTION SYMBOL
1 MUTE
VOLTAGE(V)
VCC=3V
VCC=6V
FM AM FM AM
0000
EQUIVALENT CIRCUIT
2 Phase-shift circuit, Connect FM DISCRI 2.18 2.7 4.88 5.43
ceramic discriminator.
3 Negative feedback pin
NF 1.5 1.5 3.0 3.0
27 Power amplifier output pin
AF OUT 1.5 1.5 3.0 3.0
4 Connect variable resistor for VOL CONT 1.25 1.25 1.25 1.25
electronic volume control.
5 AM local oscillation circuit
AM OSC 1.25 1.25 1.25 1.25
6 AFC variable capacitor pin
8 Regulator pin 1.25V (Typ.)
AFC
1.25 Note 1.25 Note
REG OUT 1.25 1.25 1.25 1.25
7 FM local oscillation circuit
FM OSC 1.25 1.25 1.25 1.25
9 Connect FM RF tuning coil. FM RF 1.25 1.25 1.25 1.25
12 FM RF input pin
FM RF IN 0.3 0 0.3 0
10 AM RF input
11
13
10
AM RF IN 1.25 1.25 1.25 1.25
Vcc
NC 0 0 0 0
GND
(FE GND)
0
0
0
0
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
3 of 8
QW- R110-014.C


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CXA1191 電子部品, 半導体
CXA1191
LINEAR INTEGRATED CIRCUIT
BLOCK DIAGRAM
GND
28
AF
OUT
27
Vcc
RIPPLE
FILTER
AF
IN
26 25 24
DET
OUT
23
AFC
AQC
22
AFC
AQC
21
IF
END
METER
20 19
NC
18
FM
IF IN
17
AM
IF IN
16
FM/AM
BAND
SELECT
15
AF POWER AMP
AM IF DET AGC
AM FE
TUNING METER
FM IF
FM DISCRIMINATOR
FM FE
1 23
MUTE
FM
DISCRI
NF
4
VOL
5
AM
OSC
6
AFC
7
FM
OSC
8
RUG
OUT
9 10
FM AM
RF RF IN
11
NC
12
FW
RF IN
13 14
FM FM/AM
GND IF OUT
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
6 of 8
QW- R110-014.C

6 Page



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共有リンク

Link :


部品番号部品説明メーカ
CXA1191

FM/AM Radio

Unisonic Technologies
Unisonic Technologies
CXA1191S

CXA1191S

ETC
ETC
CXA1198AP

STEREO CASSETTE DECK RECORDING EQUALIZER

Sony Corporation
Sony Corporation


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