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CXA1191-S28-R 数据表(PDF) 2 Page - Unisonic Technologies

部件名 CXA1191-S28-R
功能描述  FM/AM Radio
PDF  7 Pages
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制造商  UTC [Unisonic Technologies]
网页  http://www.utc-ic.com
标志 UTC - Unisonic Technologies

CXA1191-S28-R 数据表(HTML) 2 Page - Unisonic Technologies

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CXA1191
LINEAR INTEGRATED CIRCUIT
UNISONICTECHNOLOGIESCO.,LTD
2 of 7
www.unisonic.com.tw
QW- R110-014.B
PIN CONFIGURATIONS
VOLTAGE(V)
VCC=3V
VCC=6V
PIN
DESCRIPTION
SYMBOL
FM
AM
FM
AM
EQUIVALENT CIRCUIT
1
MUTE
0
0
0
0
2
Phase-shift circuit, Connect
ceramic discriminator.
FM DISCRI
2.18
2.7
4.88
5.43
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
3
27
X100
X100
GND
Vcc
4
Connect variable resistor for
electronic volume control.
VOL CONT
1.25
1.25
1.25
1.25
5
AM local oscillation circuit
AM OSC
1.25
1.25
1.25
1.25
6
AFC variable capacitor pin
AFC
1.25
Note
1.25
Note
8
Regulator pin 1.25V (Typ.)
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
AM RF IN
1.25
1.25
1.25
1.25
11
NC
0
0
0
0
13
GND
(FE GND)
0
0
0
0



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