TA2008AN

TA2008AN TOSHIBA Bipolar Linear Integrated Circuit Silicon Monolithic TA2008AN 5V AM / FM 1 Chip Tuner IC (for digital tuning system) The TA2008AN is the AM / FM 1 chip tuner IC, which is designed for radio cassette players and music centers. This is suitable for digital tuning system applications. Features · · Suitable for combination with digital tuning system which is included IF counter. One terminal type AM / FM IF count output (auto stop signal) for IF counter of digital tuning system. · FM: 1.3375MHz (1 / 8 dividing) · AM: 450kHz · · · · Built−in mute circuit for IF count output. Weight: 1.2g (typ.) For adopting ceramic discriminator and ceramic resonator, it is not necessary to adjust the FM quad detector circuit and FM stereo detector vco circuit. Built−in one terminal type AM / FM local oscillator buffer output for digital tuning system applications. Operating supply voltage range: VCC = 3.5~14V (Ta = 25°C) 1 2002-10-30 TA2008AN 2 2002-10-30 TA2008AN Explanation Of Terminals Pin No. Characteristic Internal Circuit DC Voltage (V) (at no signal) AM FM 1 FM-RF in 0 0.8 2 GND1 (GND for RF stage) ― 0 0 3 Mix out 0.3 0.8 4 AGC 1.2 0.9 5 VCC2 (VCC for IF / FM ST DET stage) ― 5.0 5.0 6 FM IF in 5.0 5.0 3 2002-10-30 TA2008AN Pin No. Characteristic Internal Circuit DC Voltage (V) (at no signal) AM FM 7 AM IF in 5.0 5.0 8 GND2 (GND for if / FM ST DET stage) ― 0 0 9 QUAD (FM QUAD. Detector) 4.1 3.6 10 St ind ・Stereo LED terminal ・Offset voltage cancel for AM RF amp. 4.2 ― 11 12 L-out (L-ch output) R-out (R-ch output) 1.35 1.35 4 2002-10-30 TA2008AN Pin No. Characteristic Internal Circuit DC Voltage (V) (at no signal) AM FM 13 VCO 5.0 4.1 14 LPF2 ・LPF terminal for synchronous detector. ・VCO stop terminal V14 = GND → VCO stop 5.0 3.4 15 LPF1 ・LPF terminal for phase detector ・Bias terminal for AM / FM SW circuit V15 = GND → AM V15 = open → FM 0 2.8 16 FM ST DET in 1.4 1.4 5 2002-10-30 TA2008AN Pin No. Characteristic Internal Circuit DC Voltage (V) (at no signal) AM FM 17 DET out 1.4 1.4 18 IF out / REQ V18 = GND → IF out 4.0 4.0 19 OSC out 4.0 4.0 20 VCC1 (VCC for RF stage) ― 5.0 5.0 21 FM OSC 5.0 5.0 6 2002-10-30 TA2008AN Pin No. Characteristic Internal Circuit DC Voltage (V) (at no signal) AM FM 22 AM OSC 5.0 5.0 23 FM RF out cf. pin (1) 5.0 5.0 24 AM RF in 5.0 5.0 7 2002-10-30 TA2008AN Maximum Ratings (Ta = 25°C) Characteristic Supply voltage LED current LED voltage Power dissipation Operating temperature Storage temperature Symbol VCC ILED VLED P D* Topr Tstg Rating 15 10 15 1200 -25~75 -55~150 Unit V mA V mW °C °C * : Derated above Ta = 25°C in the proportion of 9.6mW / °C Electrical Characteristics Unless Otherwise Specified, Ta = 25°C, VCC = 5V, SW8: Off, F / E: f = 98MHz, fm = 1kHz FM IF: f = 10.7MHz, ∆f = ±22.5kHz, fm = 1kHz AM: f = 1MHz, MOD = 30%, fm = 1kHz FM ST DET: fm = 1kHz Characteristic Supply current Symbol ICC (FM) ICC (AM) Vin (lim) VOSC (buff) FM Vin (lim.) IF VOD S/N THD AMR VSD f1 / 8 IF (FM) V1 / 8 IF (FM) IF sens (FM) Test Circuit ― ― ― Test Condition Vin = 0, FM mode Vin = 0. AM mode -3dB limiting with respect to VOD level at Vin = 60dBµV EMF fOSC = 108.7MHz -3dB limiting with respect to VOD level at Vin = 80dBµV EMF Vin = 80dBµV EMF Vin = 80dBµV EMF Vin = 80dBµV EMF Vin = 80dBµV EMF VSD = VCC-0.1V Vin = 80dBµV EMF, SW8: On Vin = 80dBµV EMF,SW8: On SW8: On Min. ― ― ― Typ. 27 18 11 Max. 36 25 ― Unit mA dBµV EMF mVrms dBµV EMF mVrms dB % dB dBµV EMF MHz mVp-p dBµV EMF F/E Input limiting voltage Local OSC buffer output voltage Input limiting voltage Recovered output voltage Signal to noise ratio Total harmonic distortion ― 90 180 ― ― 40 45 50 ― ― ― ― ― ― ― ― 50 ― ― ― 53 1.3373 350 49 75 70 0.3 50 58 1.3375 500 54 100 ― ― ― 63 1.3377 ― 59 FM IF AM rejection ratio SD output sensitivity IF count output frequency IF count output voltage IF count output sensitivity 8 2002-10-30 TA2008AN Test Circuit ― ― ― ― ― ― ― ― ― ― ― L + R = 90%, P = 10%, SW4: LPF on fm = 1kHz, THD = 3% L + R = 180mVrms P = 20mVrms SW4: LPF on Vin = 200mVrms ― L + R = 180mVrms, P = 20mVrms, SW4: LPF on, Vin = 200mVrms Vin = 200mVrms Pilot input To LED turn off from LED turn on P = 15mVrms Vin = 200mVrms Vin = 200mVrms fm = 100Hz fm = 1kHz fm = 10kHz Characteristic Gain Recovered output voltage Signal to noise ratio AM Total harmonic distortion Local OSC buffer output voltage IF count output voltage IF count output sensitivity Pin (17) output resistance Input resistance Output resistance Max. Composite signal input voltage Symbol GV VOD S/N THD VOSC (buff) AM VIF (AM) IF sens (AM) R17 RIN ROUT Vin max (stereo) Test Condition Vin = 26dBµV EMF Vin = 60dBµV EMF Vin = 60dBµV EMF Vin = 60dBµV EMF fOSC = 1.45MHz Vin = 60dBµV EMF, SW8: On, SW8: On FM mode AM mode Min. 20 45 ― ― 90 350 35 ― ― ― ― ― ― 35 ― ― ― -2 -2 ― 2 ― ― ― ― Typ. 45 65 42 1.0 150 500 40 0.75 15.5 24 5 800 42 42 42 0.1 0.1 0 0 8 6 2 ±1.3 80 80 Max. 80 90 ― ― ― ― 45 ― ― ― ― ― ― ― ― ― Unit mVrms mVrms dB % mVrms mVp-p dBµV EMF kΩ kΩ kΩ mVrms Separation Sep. ― dB FM St DET Total harmonic distortion Voltage gain Monaural Stereo THD (monaural) THD (stereo) GV C. B. VL (ON) VL (OFF) VH C. R. S/N MUTE % ― 2 2 15 ― ― ― ― ― dB dB mVrms mVrms % dB dB ― ― ― ― ― ― ― Channel balance Stereo LED sensitivity On Off Stereo LED hysteresis Capture range Signal to noise ratio Muting attenuation 9 2002-10-30 TA2008AN 10 2002-10-30 TA2008AN Coil Data Coil No. L1 FM RF L1 FM OSC T1 AM mix T2 AM OSC Test Freq. 100MHz 100MHz 455kHz 796kHz 268 180 L (µH) Co (pF) Qo 100 100 48↑ 125 47 15 111 89 158 1-2 Turns 2-3 1-3 3-6 2 2 1 2 1 2 Wire (mmf) 0.5 UEW 0.5 UEW 0.06 UEW 0.06 UEW Reference Within core Within core (T): A7LCS-12064N (S): 2157-2239-213A (T): A7BRS-11998Y 4-6 20 (S): Sumida electric co., ltd. (T): Toko co., ltd. 11 2002-10-30 TA2008AN Package Dimensions Weight: 1.2g (typ.) 12 2002-10-30 TA2008AN RESTRICTIONS ON PRODUCT USE 000707EBA · TOSHIBA is continually working to improve the quality and reliability of its products. Nevertheless, semiconductor devices in general can malfunction or fail due to their inherent electrical sensitivity and vulnerability to physical stress. It is the responsibility of the buyer, when utilizing TOSHIBA products, to comply with the standards of safety in making a safe design for the entire system, and to avoid situations in which a malfunction or failure of such TOSHIBA products could cause loss of human life, bodily injury or damage to property. In developing your designs, please ensure that TOSHIBA products are used within specified operating ranges as set forth in the most recent TOSHIBA products specifications. Also, please keep in mind the precautions and conditions set forth in the “Handling Guide for Semiconductor Devices,” or “TOSHIBA Semiconductor Reliability Handbook” etc.. · The TOSHIBA products listed in this document are intended for usage in general electronics applications (computer, personal equipment, office equipment, measuring equipment, industrial robotics, domestic appliances, etc.). These TOSHIBA products are neither intended nor warranted for usage in equipment that requires extraordinarily high quality and/or reliability or a malfunction or failure of which may cause loss of human life or bodily injury (“Unintended Usage”). Unintended Usage include atomic energy control instruments, airplane or spaceship instruments, transportation instruments, traffic signal instruments, combustion control instruments, medical instruments, all types of safety devices, etc.. Unintended Usage of TOSHIBA products listed in this document shall be made at the customer’s own risk. · The products described in this document are subject to the foreign exchange and foreign trade laws. · The information contained herein is presented only as a guide for the applications of our products. No responsibility is assumed by TOSHIBA CORPORATION for any infringements of intellectual property or other rights of the third parties which may result from its use. No license is granted by implication or otherwise under any intellectual property or other rights of TOSHIBA CORPORATION or others. · The information contained herein is subject to change without notice. 13 2002-10-30