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CXA-1191 View Datasheet(PDF) - Unisonic Technologies

Part Name
Description
Manufacturer
CXA-1191
UTC
Unisonic Technologies UTC
CXA-1191 Datasheet PDF : 7 Pages
1 2 3 4 5 6 7
UTCCXA1191 LINEAR INTEGRATED CIRCUIT
PIN CONFIGURATIONS
PIN
SYMBOL
VOLTAGE(V)
Vcc=3V
Vcc=6V
FM AM FM AM
1
MUTE
0
0
0
0
2
FM DISCRI
2.18 2.7 4.88 5.43
EQUIVALENT CIRCUIT DESCRIPTION
2
1K
2K
Phase-shift circuit,
Connect ceramic
discriminator.
3
NF
27 AF OUT
1.5 1.5 3.0 3.0
1.5 1.5 3.0 3.0
Vcc
X100
27
X100
Negative feedback pin
Power amplifier output pin
GND
3
4
VOL CONT
1.25 1.25 1.25 1.25
4
20K
5
AM OSC
1.25 1.25 1.25 1.25
80K
5
Connect variable resistor
for electronic volume
control.
GND
AM local oscillation circuit
3.6K
6
AFC
8
REG OUT
7
FM OSC
1.25
*
1.25
*
1.25 1.25 1.25 1.25 6
1.25 1.25 1.25 1.25 7
8
AFC variable capacitor
pin
1.25V
REG Regulator pin 1.25V
(Typ.)
FM local oscillation circuit
UTC UNISONIC TECHNOLOGIES CO., LTD. 3
 

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