TDA8191 Fast Delivery |IC PHOENIX CO.,LIMITED

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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

TDA8191
TV SOUND CHANNEL
TDA8191 SOUND CHANNEL HIGH SENSITIVITY. EXCELLENT AM REJECTION. DC VOLUME CONTROL. PERITELEVISION FACILITY. 4W OUTPUT POWER. LOW DISTORTION. THERMAL PROTECTION. TURN-ON AND TURN-OFF MUTING
DIP20
(Plastic Package)
ORDER CODE: TDA8191
SOUNDIF INPUT DECOUPLING
GND
DETECTOR(FM)
DETECTOR(FM)
GND DECOUPLING PA INPUT PA FEEDBACK
SUPPLY VOLTAGE PA OUTPUT
GND
DCVC OUTPUT
GND
TURN-ON AND TURN-OFF MUTING
DEEMPHASISANDAF OUT INPUT
VOLUMECONTROL
FUNCTION SWITCH
REF. VOLTAGE
PIN CONNECTION
DESCRIPTION
The TDA8191isa monolithic integrated circuitthat
includesall the functionsneededfora completeTV
sound channel.The TDA8191is assembledina20
pin dualin line power package.
9 10 1118 1.1kΩIFIN 61516 C11
C10
C13
SWITCH
CTRLOUT AFIN
C12
C17
C15
C16 P2
VOLUME VOLUME
CONTROL
VOLTAGE
REGULATOR
TURN-ONAND
TURN-OFF
SWITCH
LOW-PASS
FILTER
THRESHOLD
SENSOR
DETECTOR THERMAL
PROTECTION
AMPLI.AMP.
LIM.
AFPA
8191-02.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 Peak Current (repetitive) 1.5 A Output Peak Current (non repetitive) 2 A
Ptot Total Power Dissipation:at Tpins= 90°C Tamb= 70°C
Tstg,Tj Storage and Junction Temperature –40to 150 °C
8191-01.TBL
THERMAL DATA
Symbol Parameter Value Unit
Rth (j-pins) Junction-pins Thermal Resistance Max 14 °C/W
Rth(j-a) Junction-ambient Thermal Resistance Max 80 °C/W
8191-02.TBL
ELECTRICAL CHARACTERISTICS
(Referto fig.1;VS= 24V,RL =16Ω, Pin11 floating, Δf= ±50kHz,Vi= 1mV,fo= 5.5MHz,fm= 1kHz,
Tamb =25oC unlessotherwise specified)
Symbol Parameter Test Conditions Min. Typ. Max. Unit Supply Voltage (Pin 18) Vc= 4.5V 10.8 24 27 V Quiescent Output Voltage (Pin 17) Vc= 4.5V 11 12 13 V Pin1DC Voltage Vc= 4.5V 5.3 V
TDA8191
ELECTRICAL CHARACTERISTICS (continued)
(Referto fig.1;VS= 24V,RL =16Ω, Pin11 floating, Δf= ±50kHz,Vi= 1mV,fo= 5.5MHz,fm= 1kHz,
Tamb =25oC unless otherwise specified)
Symbol Parameter Test Conditions Min. Typ. Max. Unit Recovered Audio Voltage (pin9) VC= 4.5V, Δf=± 15kHz 200 400 mVRMS Deemphasis Resistance f= 20Hzto 20kHz 500 700 1000 Ω
AMR Amplitude Modul. Rejection m= 0.3,VO =4VRMS 45 60 dB Input Resistance (pin2) Δf=0 30 kΩ Input Capacitance (pin2) Δf=0, VC =4.5V 6 pF
V12 DCVC Reference Voltage 5.6 6.2 V Volume Attenuation VC= 0.5V; Fig.2= 4.5V; Fig.2 80
1.0 dB
ΔKV
ΔTj
Volume Attenuation Thermal Drift Tj= 300to 380°K Fig.3 –
0.05 0.1 dB/°C Output Power(d= 10%) 3.5 4 W
SVR Supply Voltage Rej.
(Pin 17)
(Pin9)= 4.5V
fripple= 100Hz
V11 Function Switch. TelevisionBroadc.
Reproduction 0 2 V Pin11 Floating Peritelevision Reproduction 8 12 V
R11 Input Resistance 10 kΩ
V10 Input Voltage(d≤ 2%) VO =4VRMS ;V11= 12V 0.5 2.0 VRMS
R10 Input Resistance f= 20Hzto 20kHz 10 kΩ Crosstalk betweenPins9,10 60 dB+N
Signalto Noise Ratio Δf=0;VO =4VRMS 60 70 dB Distortion (PO= 250mV) 2 % Deviation Sens. VC= 0.5V;VO =4VRMS ±4 ±10 kHz
8191-04.TBL
0.1μF
68nF
1μF
1μF
V11
11kΩ
24kΩ
22μF
22μF
270Ω
15kΩ
22Ω
470μF
220nF
270kΩ
4.7μF
0.1μF
51Ω
0.1μF470μFS
0.1μFi
input
910 11 12 13 14 201565118
4.5kΩ
TDA 8191oC
68pF L1
8.2pF 8
Figure1: Test Circuit
TDA8191
234 50 Tip (dB) T= 300°kT (V)C kdB(30 +/-6 dB) Noise
8191-05.EPS
Figure2: Volume Attenuationversus Volume Control Voltage (dB)
-10 50 70 90 110
TYPatT= 380°k
WORST CASEatT= 380°k
8191-06.EPS
Figure3: Volume Attenuation Thermal Drift
0.1μF
68nF
1μF
OUT
1μF
V11
11kΩ
24kΩ
2.2μF
15kΩ
0.1μF
560Ω 10 11 12 13 14 20
1.5kΩ
TDA 8191
V10
560Ω
0.1μF
input6.6Ω
220nF
2.2μF
270Ω= 4.7nF1565 470μF =1.8kΩ
270kΩ
4.7μF
0.1μF470μF18
68pF L1
8.2pF 8
VolumeL1 :Qu= 80e,fo= 5.5MHz.
8191-04.EPS
TYPICAL APPLICATION90 (dB)o
S+N (dB)-18
0dB= 4Vo
S+N
V(μV)i
Figure4: Relative Audio Output Voltage and
Output Noise versus Input Signa (%)-2-1= 12V,R=8Ω= 24V,R=16ΩSL
(W)
Figure5: Distortion versus Output Power
TDA8191
101214 161820 22 2426 28V(V)s 8ΩL R=16=ΩL (W)o= 10%
8191-10.EPS
Figure7: Output Power versus Supply Voltage (W)tot (W)otot (%) 234 50
100 16ΩL
8191-12.EPS
Figure9: Power Dissipation and Efficiency ver-
sus Output Power4 105 (dB)o 102 103-8
f(Hz)A8V = 200V =16Ω
8191-09.EPS
Figure6: Audio Amplifier Frequency Response8ΩL= 10% (V)s 16ΩL 1012 14 1618 202224 26 28 (W)tot
8191-11.EPS
Figure8: Power Dissipation versus Supply Volt-
age (sine wave operation) (V)s 1216 2024 280= 12kΩ ISo (mA)So
8191-13.EPS
Figure10: Quiescent Drain and Quiescent Out-
put Voltage versus Supply Voltage
TDA8191
Information furnishedis believedtobe accurateand reliable. However, SGS-THOMSON Microelectronics assumes noresponsibility
forthe consequencesof use ofsuchinformation norfor anyinfringementof patents orotherrightsof third parties whichmay result
fromits use.No licence isgrantedby implication orotherwise underany patentor patent rightsof SGS-THOMSON Microelectronics.
Specifications mentionedin this publicationare subjectto change without notice. This publication supersedes and replacesall
information previously supplied. SGS-THOMSONMicroelectronics products arenot authorized foruseas criticalcomponentsinlife
support devicesor systems without express written approvalof SGS-THOMSON Microelectronics. 1994 SGS-THOMSON Microelectronics-All Rights Reserved
PurchaseofI2C Components ofSGS-THOMSON Microelectronics, conveysa license underthe Philips2C Patent. Rightsto use these componentsinaI2C system,is granted provided thatthe systemconformsto
theI2C Standard Specificationsas definedby Philips.
SGS-THOMSON Microelectronics GROUP OFCOMPANIES 11
110 e
PM-DIP20.EPS
PACKAGE MECHANICAL DATA PINS- PLASTIC DIP
Dimensions Millimeters Inches
Min. Typ. Max. Min. Typ. Max. 0.254 0.010 1.39 1.65 0.055 0.065 0.45 0.018 0.25 0.010 25.4 1.000 8.5 0.335 2.54 0.100 22.86 0.900 7.1 0.280 3.93 0.155 3.3 0.130 1.34 0.053
DIP20.TBL
TDA8191

Partno	Mfg	Dc	Qty	Available	Descript
TDA8191	ST	N/a	213	avai	TV SOUND CHANNEL