UNISONIC TECHNOLOGIES CO., LTD TDA7088 LINEAR INTEGRATED CIRCUIT FM RECEIVER CIRCUIT FOR BATTERY SUPPLY DESCRIPTION The UTC TDA7088 is a FM receiver circuit for battery supply, it is generally used in, Mechanical tuning, Search tuning and AM application, etc. SOP-16 FEATURES * Low Power supply voltage * Protection for Power supply polarity * Halogen Free ORDERING INFORMATION Ordering Number Lead Free Halogen Free TDA7088L-S16-R TDA7088G-S16-R TDA7088L-S16-T TDA7088G-S16-T TDA7088L-S16-R Package Packing SOP-16 SOP-16 Tape Reel Tube (1) Packing Type (1) R: Tape Reel, T: Tube (2) Package Type (2) S16: SOP-16 (3) Halogen Free (3) L: Lead Free, G: Halogen Free www.unisonic.com.tw Copyright © 2012 Unisonic Technologies Co., LTD 1 of 8 QW-R110-016,b TDA7088 LINEAR INTEGRATED CIRCUIT PIN CONFIGURATIONS PIN DESCRIPTION PIN NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 PIN NAME MUTE VOAF LOOP VP OSC IFFB CLP1 VOIF VILF CLP2 VIRF VIRF CLIM GND CAP TUNE DESCRIPTION Mute output Audio frequency output signal AF loop filter +3V supply voltage Oscillator resonant circuit IF feedback Low-pass capacitor of 1 dB amplifier IF output to external coupling capacitor (high-pass) IF input to limiter amplifier Low-pass capacitor of IF limiter amplifier Radio frequency input Radio frequency input Limiter offset voltage capacitor Ground(0V) All-pass filter capacitor/input for search tuning Electrical tuning/AFC output UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 2 of 8 QW-R108-015,b TDA7088 LINEAR INTEGRATED CIRCUIT BLOCK DIAGRAM Black Diagram and Application Circuit for Search Tuning UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 3 of 8 QW-R108-015,b TDA7088 LINEAR INTEGRATED CIRCUIT ABSOLUTE MAXIMUM RATINGS PARAMETER Supply Voltage Storage Temperature Operating ambient temperature SYMBOL VP TSTG TOPR PATINGS 0~5 -55~+150 -10~70 UNIT V °C °C ELECTRICAL CHARACTERISTICS PARAMETER Supply Voltage Supply Current Radio Input Frequency RF sensitivity input voltage (RMS value) Signal handling Audio Output Signal (RMS value) Operating Ambient Temperature SYMBOL VP IP FIRF VI(RMS) VO(RMS) TOPR CONDITIONS VOAF=-3dB, VOAF=0dB at VI=1mV, mute off Δf=±75kHz,THD<10% RL=22kΩ MIN 1.8 4.2 0.5 100 60 -10 TYP 3 5.2 MAX 5 6.6 110 UNIT V mA MHz 3 6 μV 120 70 mV mV °C 200 85 Note: Over recommended operating free-air temperature range, VCC=15V, f=1kHz, Unless otherwise specified DC CHARACTERISTICS (Vp=3V, TA=25°C, unless otherwise specified) PARAMETER Supply Voltage (pin4) Supply Current (pin4) DC voltage on pin1 DC voltage on pin3 DC voltage on pins 6 and 7 DC voltage on pin 8 DC voltage on pin 9,10 and 13 DC voltage on pins 11 and 12 DC voltage on pin 15 AF output current on pin2 Oscillator current on pin5 UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw SYMBOL VP IVP VMUTE VLOOP VIFFB, VCLP1 VOIF VIIF, VCLP2, VCLIM VIRF VCAP IVOAF IOSC MIN 1.8 4.2 2.5 2.64 2.38 1.6 2.42 0.91 2.06 45 275 TYP 3 5.2 2.55 2.69 2.44 1.67 2.47 0.94 2.12 60 375 MAX 5 6.6 2.6 2.74 2.5 1.74 2.52 0.98 2.18 80 500 UNIT V mA V V V V V V V μA μA 4 of 8 QW-R108-015,b TDA7088 LINEAR INTEGRATED CIRCUIT AC CHARACTERISTICS VP=3V, TA=25°C, FIRF=96MHz modulated with FMOD=1KHz and +-22.5KHz deviation. VI=400μV (measured as EMF, Rs=75Ω) PARAMETER SYMBOL CONDITIONS MIN TYP VOAF=-3dB VOAF=0dB at VI=1mV RF sensitivity input voltage (RMS 3 VI (RMS) Mute off value) 6 3 Mute on (S+N)/N =26dB 5 Signal handling VI (RMS) Δf=±75KHz,THD<10% 100 200 Signal plus noise-to-noise ratio (S+N)/N 52 56 Δf=±22.5KHz 1 Total harmonic distortion THD Δf=±75KHz 2.4 FM:1KHz, ±75kHz AM suppression αAM 47 52 AM:1KHz, m=0.8 100mV RMS ripple on VP 7 10 Ripple rejection RR f=1KHz Audio output signal (RMS value) VON(RMS) RL=22KΩ 60 85 Search Tuning (with BB910 and C16=0.1μF) Minimum output voltage on pin16 VTUNE Limiting point VP - 1.85 Tuning steepness ΔV/Δt Voltage at pin16 95 210 Oscillator steepness ΔFOSC/Δt 1.25 2.83 AFC steepness ΔIAFC/ΔV3 Voltage at pin3 4.75 9.5 UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw MAX UNIT 6 12 10 μV μV μV mV dB % % 1.4 3.3 dB dB 120 mV 420 5.6 19 V mV/s MHz/s μS 5 of 8 QW-R108-015,b TDA7088 TEST CIRCUITS AND WAVEFORMS VOAF (dB) LINEAR INTEGRATED CIRCUIT Input Sensitivity 22nF 22KΩ 1.8nF 0.1µF mute disable Test Circuit And Application For Mechanical Tuning UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 6 of 8 QW-R108-015,b TDA7088 LINEAR INTEGRATED CIRCUIT TEST CIRCUITS AND WAVEFORMS(Cont.) 10kΩ VIRF 220pF 68pF VP 470pF 0.1µF 82pF 0.1µF 330pF 70nH 16 15 12 13 14 AFC 11 10 6 7 9 UTC TDA7088 1 2 3 4 5 1.2 kΩ 18pF 22nF 22kΩ 1.8nF 0.1µF VOAF VP = +3V 78nH 3.3nF 3.9nF 27pF 10nF 8 180pF D1 Application Circuit With AFC For Mechanical Tuning 470pF 0.1µF 5.6KΩ 22nF 22KΩ 1.8nF Application Circuit for Search Tuning UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 7 of 8 QW-R108-015,b TDA7088 LINEAR INTEGRATED CIRCUIT UTC assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all UTC products described or contained herein. UTC products are not designed for use in life support appliances, devices or systems where malfunction of these products can be reasonably expected to result in personal injury. Reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. The information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice. UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 8 of 8 QW-R108-015,b