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TDA1576 데이터시트(Datasheet) 2 Page - NXP Semiconductors

부품명 TDA1576
상세내용  FM/IF amplifier/demodulator circuit
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제조사  PHILIPS [NXP Semiconductors]
홈페이지  http://www.nxp.com
Logo 

 
 2 page
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1998 Nov 18
2
Philips Semiconductors
Product specification
FM/IF amplifier/demodulator circuit
TDA1576
FEATURES
• Symmetrical limiting IF amplifier
• Symmetrical quadrature demodulator
• Internal muting circuit
• Symmetrical AFC output
• Field strength indication output
• Detune detector
• Reference voltage output
• Electronic smoothing of the supply voltage
• Standby on/off switching circuit.
GENERAL DESCRIPTION
The TDA1576 is a monolithic integrated FM/IF amplifier
circuit for use in mono and stereo FM-receivers of car
radios or home sets.
QUICK REFERENCE DATA
fo = 10.7 MHz; ∆f= ±22.5 kHz; fm = 400 Hz; QL = 20; 50 µs de-emphasis.
ORDERING INFORMATION
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
VP
supply voltage (pin 1)
7.5
20
V
IP
supply current
VP = 8.5 V
16
mA
VP =15V
18
mA
ViIF(rms)
input sensitivity (RMS value)
−3 dB before limiting −
22
−µV
=26dB
8
−µV
=46dB
35
−µV
VoAF(rms)
AF output voltage (RMS value)
VP = 8.5 V
67
mV
VP =15V
135
mV
THD
total harmonic distortion
single tuned circuit
0.1
%
two tuned circuits
0.02
%
signal plus noise-to-noise ratio
ViIF > 1 mV (RMS);
VP = 8.5 V
76
dB
ViIF > 1 mV (RMS);
VP =15V
80
dB
α
AM
AM suppression
50
dB
∆f
i
AFC offset drift
−±3
±6
kHz
∆V
i
field strength indication
90
dB
IL
permissible indicator load current
−−
2mA
Tamb
operating ambient temperature
−30
+80
°C
TYPE
NUMBER
PACKAGE
NAME
DESCRIPTION
VERSION
TDA1576
DIP18
plastic dual in-line package; 18 leads (300 mil)
SOT102-1
SN
+
N
--------------
SN
+
N
--------------
SN
+
N
--------------




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