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TDA8190STN/a24200avaiTV SOUND CHANNEL WITH DC CONTROLS


TDA8190 ,TV SOUND CHANNEL WITH DC CONTROLSELECTRICAL CHARACTERISTICS(refer to the test circuit, V = 24V, S1 : on, Δf=± 25kHz, V = 1mV, P = 12 ..
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TIBPAL16L8--10MJB ,High-Performance Impact-X<TM> PAL<R> Circuits 20-CDIP -55 to 125
TIBPAL16L8-15MJB ,High-Performance Impact<TM> PAL<R> Circuits 20-CDIP -55 to 125TIBPAL16L8-15M is Not Recommended for New DesignsTIBPAL16L8-15M, TIBPAL16R4-15M®HIGH-PERFORMANCE IM ..
TIBPAL16L8-15MJB ,High-Performance Impact<TM> PAL<R> Circuits 20-CDIP -55 to 125TIBPAL16L8-15M is Not Recommended for New DesignsTIBPAL16L8-15M, TIBPAL16R4-15M®HIGH-PERFORMANCE IM ..
TIBPAL16L8--15MJB ,High-Performance Impact<TM> PAL<R> Circuits 20-CDIP -55 to 125block diagrams (positive logic)TIBPAL16L8’& ≥1ENO732 X 64O716 x I/O710 16I7 I/OI/O76 16I/O7I/O7I/O7 ..
TIBPAL16L8-20MWB ,High-Performance Impact<TM> PAL<R> Circuits 20-CFP -55 to 125block diagrams (positive logic)TIBPAL16L8’≥ 1&ENO732 × 64O716 ×I/O710 16II/O77 I/O6 16I/O7I/O7I/O76 ..
TIBPAL16L8-25CFN , LOW-POWER HIGH-PERFORMANCE IMPACT E PAL CIRCUITS


TDA8190
TV SOUND CHANNEL WITH DC CONTROLS
TDA8190 SOUND CHANNEL WITH DC CONTROLS
TURN-OFF MUTING
SOUNDIF INPUT DECOUPLING
GND
DETECTOR (FM)
DEEMPHASIS AND VCR OUT
DETECTOR (FM)
GND DECOUPLINGPA INPUTPA FEEDBACK
SUPPLY VOLTAGEPA OUTPUT
GND
DCVC OUTPUT
VOLUME CONTROL POT
TONE CONTROL POT
GND
PIN CONNECTIONS
DIP20

(Plastic Package)
ORDER CODE:
TDA8190
.SEPARATEVCR INPUT AND OUTPUT PINS.4W OUTPUT POWER INTO 16Ω.NO SCREENING REQUIRED.HIGH SENSITIVITY.EXCELLENT AM REJECTION.LOW DISTORTION.DC TONE/VOLUME CONTROLS.THERMAL PROTECTION
DESCRIPTION

The TDA8190isa completeTV sound channel with tone and volume controls plus separate VCR
input and output connections.Mountedina Pow-
erdip 16+2+2 package, the device deliversan
output powerof 4W into 16Ω(d= 10%,Vs= 24V) 1.5W into 8Ω(d= 10%,Vs= 12V). Includedin
the TDA8190 are:IF amplifier limiter, active low-
pass filter, AF pre-amplifier and power amplifier,
turn-offmuting, mute circuitand thermal protection.
High output,high sensitivity, excellentAM rejection
and low distortion make the devicesuitablefor use TVsof almost every type. Further,no screening necessarybecause the deviceis freeof radiation
problems.
DETECTOR
LOW-PASS
FILTER
THRESHOLD
SENSOR TONE
CONTROL
THERMAL
PROTECTION
DCVOLUME
CONTROL
VOLTAGE
REGULATOR
TURN-ONAND
TURN-OFF
SWITCH 9 10 1118
AMPLI.
AFPA
AMP.
LIM. 1.1kΩ
IFIN 61516 L1 C11
C10 C13
VCROUT VCRIN
C12
C17
C15
C16
VOLUME
TONE
C14
8190-02.EPS
BLOCK DIAGRAM
ABSOLUTE MAXIMUM RATINGS
Symbol Parameter Value Unit
Supply Voltage (pin 18) 28 V Voltageat Pin1 ±Vs Input Voltage (pin2) 1 Vpp Output PeakCurrent (repetitive) 1.5 A Output PeakCurrent (non repetitive) 2 A Current (pin4) 10 mA
Ptot Power Dissipation: at Tpins =90°C Tamb =70°C
Tstg-Tj Storage and Junction Temperature –40to 150 °C
8190-01.TBL
THERMAL DATA
Symbol Parameter Value Unit

Rth j–pins Thermal Resistance Junction-pins Max. 14 °C/W
Rth j–amb Thermal Resistance Junction-ambient Max. 80 °C/W*
(*) Obtained with GND pins solderedto printed circuit with minimized copper area.
8190-02.TBL
TDA8190
ELECTRICAL CHARACTERISTICS
(referto the test circuit,VS= 24V,S1: on, Δf=± 25kHz,VI= 1mV,P1= 12kΩ,fo= 4.5MHz,fm= 400Hz,
Tamb =25°C, unless otherwise specified)
Symbol Parameter Test Conditions Min. Typ. Max. Unit
CHARACTERISTICS Supply Voltage (pin 18) P2= 12kΩ 10.8 27 V Quiescent Output Voltage (pin 17) 11 12 13 Pin1 DC Voltage P2= 12kΩ, R1= 270kΩ 5.3 V Pin4 DC Voltage P2= 12kΩ 3.2 V Quiescent Drain Current 32 mA AMPLIFIER AND DETECTOR (threshold) Input Limiting Voltageat Pin2 (–3dB) Vo =4 Vrms 50 100 μV Recovered Audio Voltage (pin9) Δf=± 7.5kHz,P2= 12kΩ 140 200 280 mV
AMR Amplitude Modulation Rejection(*) m= 0.3,Vi= 1mV,Vo =4VRMS 60 dB Input Resistance (pin2) Δf=0,P2= 12kΩ 30 kΩ Input Capacitance (pin2) 6 pF Deemphasis Resistance C1=68to 888nF 0.75 1.1 1.5 kΩ VOLUME CONTROL Volume Attenuation
(resistance control) =0Ω= 4.3kΩ= 12kΩ Control Voltage K= 0dB= 26dB= 88dB
ΔKV
ΔTpins
Volume Attenuation Thermal Drift
(resistance control) Tpins =25to 85°C,P2= 4.3kΩ – 0.05 dB/oC TONE CONTROL Tone Cut S1: Off,V10= 200 mV= 12kΩto 100Ω,fAF= 10kHz dB
AUDIO FREQUENCY AMPLIFIER Output Power(d=10%) Vs= 24V,RL =16Ω= 12V,RL =8Ω
3.5 4.1
1.5 Frequency Responseof Audio Amplifier 3dB)= 1W,RL =16Ω,S1: Off,
V10= 200mV,Vo =4VRMS,
@400Hz 50 kHz
SVR Supply Voltage Rejection P2= 12kΩ,Δf=0, fripple= 120Hz 26 dBC.R. Total Harmonic Distortionof Pin9
Output Signal
Δf=± 7.5kHz,Vi= 1mV 0.5 %
SVR Supply Voltage Rejectionat OutputPin9 Δf=0, fripple= 120Hz,P2= 12kΩ 66 dB+N Signalto Noise Ratioat Output Pin9 Δf= 25kHz,Vi≥ 1mV 70 dB
V10 Input Voltage (playback) Vo =4 Vrms,P2=0,S1:Off 50 70 100 mV
R10 Input Resistance (playback) S1:Off 10 kΩ
Total Harmonic Distortionfor 20dB
Overloadof V10: Off,V10 =1Vrms,Vo =4Vrms 0.5 3 %
8190-03.TBL
TDA8190
ELECTRICAL CHARACTERISTICS (continued)
(referto the test circuit,VS= 24V, S1: on, Δf=± 25kHz,VI= 1mV,P1= 12kΩ,fo= 4.5MHz,= 400Hz, Tamb =25°C, unless otherwise specified).
Symbol Parameter Test Conditions Min. Typ. Max. Unit

OVERALL CIRCUIT+N Signalto Noise Ratio(*) Vi≥ 1mV,Vo =4Vrms,Δf=0 70 dB Distortion(*) Po= 50mW, Δf=± 7.5Hz= 24V RL =16Ω= 12V RL =8Ω
0.5 Muting(*) Vo =4Vrms@noV1 ;V1=0 100 dB Deviation Sensitivity P2 =0,Vo =4Vrms 3 6 kHz Test Bandwidth= 20kHz.
8190-04.TBL
120pF
8.2pF
0.1μF
68nF
1μF
VCR OUT
1μF
OFF
VCRIN(V10)
10nF
2.2kΩ
22kΩ
Tone Volume
12kΩ22kΩC
2.2μF
2.2μF
270Ω
15kΩ
2.2Ω
470μF
220nF
270kΩ
4.7μF
0.1μF
51Ω
0.1μF470μF
0.1μFiinput 8 9 1011 121314 201565118
2.2kΩ
TDA 8190

8190-03.EPS
TEST CIRCUIT
TDA8190
TEST CONDITIONS (unless otherwise specified)= 24V, QO= 60,fO= 4.5MHz, VIN= 1mV,fm= 400Hz, Δf= ±25kHz,P1= 12kΩ,RL= ∞,S1=on4 10590 (dB)o
S+N (dB) 102 103-18
0dB=4Vo
S+N
V(μV)i
8190-04.EPS
Figure1:
Relative Audio Output Voltage and
Output Noise versus Input Signal 4 6 8 10 1214 1618 200 (dB)
0.4 0.8 1.2 1.6 2 2.4 2.8 3.2 3.6 40 Δf: SetforV= 0dB
withP2=0Ω (Vc= 0V) (kΩ) (V)CP2
8190-05.EPS
Figure2:
Output Voltage Alternation versus DC
VolumeControl Resistance (a)or ver-
sus DC Volume Control Voltage(b) (dB)o
-304 105102 103
-10= 12kΩ= 5kΩ= 2kΩ= 100Ω
0dB=4V (Hz):off=0Ω RL=
V10= setfor VO= 0dB
withf = 10HzA
8190-06.EPS
Figure3:
DC Tone ControlCut-off the High
Audio Frequenciesfor some Values Resistance adjustedby P14 10510 102 103
AMR (dB)70
V(μV)i= 0.3
8190-07.EPS
Figure4:
Amplitude Modulation Rejection
versus Input Signal
260 (mV)9= 7.5kHz= 12kΩ
Figure6:
Recovered Audio Voltage versus Un-
loaded Q-factorof the Detector Coil V= 10mVi= 1mVi
ΔAMR (dB)= 0.3
Figure5:
ΔAMR versus Timing Frequency
Change
TDA8190
d(%)= 10mVi
1.2 20 30 40 50 60 70
8190-10.EPS
Figure7:
Distortion versus Unloaded Q-factorof
the Detector Coil
d(%)
010 20 (kHz) 16ΩLP= 250mW
8190-11.EPS
Figure8:
Distortion versus FrequencyVariation (%)
-40 -30 -20 -10 0-50 10 20 30 40 50 (kHz)fo 16ΩLP= 1W
8190-12.EPS
Figure9:
Distortion versus Tuning Frequency
Change (%)-2 10-1 1= 12V,R=8Ω= 24V,R=16ΩSL
(W)
8190-13.EPS
Figure10:
Distortion versus Output Power 101214 161820 22 2426 28
V(V)s 8ΩL R=16=ΩL (W)o d= 10%
8190-15.EPS
Figure12:
Output Power versus Supply Voltage4 105 (dB)o 102 103-8 (Hz)A:off = 200mV
C11to GND=0 16Ω : setforV = 0dB
withf = 400Hz
8190-14.EPS
Figure11:
Audio Amplifier FrequencyResponse
TDA8190
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