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Número de pieza | KKA1238NS | |
Descripción | FM/AM STEREO RADIORECEIVER | |
Fabricantes | KODENSHI KOREA | |
Logotipo | ||
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TECHNICAL DATA
FM/AM STEREO RADIORECEIVER
KKA1238NS
DESCRIPTION
KKA1238NS is a high performance one - chip bipolar ICS designed for FM/AM stereo radios. These include an FM/AM
front end, FM/AM IF amplifier, FM/AM detection output and FM stereo demodulator output. Bipolar silicon monolithic IC.
FEATURES
• Low current consumption
(In FM mode ID = 11.0 mA, in AM mode 8.5 mA,
VCC = 6.0V).
• Built - in LED drive circuit for tuning.
• Built - in LED drive circuit for stereo indicator.
• Built - in detune muting circuit for the FM band.
• Few external parts.
ELECTRICAL CHARACTERISTICS(TA = 25°C)
Symbol
Parameter
Test Conditions
ID1/D2 AM/FM circuit current
No signal AM/FM
GV1
VD1/D3
VD2
THD1/HD2
GV2
GV3
SEP
VI1
A1
FM front end voltage gain
FM/AM detection output level
FM IF knee level
FM/AM detection output
distortion factor
AM front end voltage gain
AM IF voltage gain
Separation
M/ST switching level by IF
input
FM Mute
VIN1 = 40dBmV, 100MHz
VIN2 = 60dBmV, 1660kHz
Vin5=245mVrms,
MONO,1kHz ATT
Guaranteed Limits
Min Typ Max
8.5/11 12.0/
15.0
28 35 42
35 77.5 138
25 31
0.3/0.6 2.0
Unit
mA
dB
VRMS
dBmV
%
19 24 28 dB
15 21 29 dB
30 40
dB
38 43 48 dBmV
16 23 30 dB
1
1 page |
Páginas | Total 3 Páginas | |
PDF Descargar | [ Datasheet KKA1238NS.PDF ] |
Número de pieza | Descripción | Fabricantes |
KKA1238NS | FM/AM STEREO RADIORECEIVER | KODENSHI KOREA |
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