TAN-326 Preliminary Tentative Data Audio IC Application Circuit TAN-326 Example of 3-V FM Radio Circuit TA2111FN + TC9418FN Compact Module 1. Outline TA2111FN TC9418FN VT FM F/E IF, DET STEREO GND VCO PLL IF L R VCC VT BUS This is an application example of a compact FM radio circuit targeting such products as mobile phones, portable terminals, notebook PCs, and MP3 players. The TA2111FN is a 24-pin IC incorporating an FM front-end, FM IF amp detector, and stereo decoder. The TC9418FN is a 3-V PLL IC which can handle input of up to 230 MHz. 2. Ratings Characteristic Rating Unit Supply voltage 3 V Current dissipation (quiescent) 21 mA 87.5~108 MHz Signal frequency range Intermediate frequency Sensitivity 10.7 MHz 14 (S/N = 30dB) dBmV EMF 3. Usage Precautions 1) Software specifications At normal reception, set OUT-4 to Low output. At IF count (seek), set OUT-4 to Hz output. 1 2002-02-14 CE CK DIN DOUT 2.2 kW R5 2.2 kW R4 2.2 kW R3 X1 75 kHz 0.47 mF C34 22 pF C2 C1 22 pF 2.2 kW R2 R1 10 kW OUT-4 16 OUT-3 15 OUT-2 14 OUT-1 13 9 I/O-1 10 I/O-2 11 I/O-3 12 I/O-4 GND 18 FMIN 19 AMIN 20 VDD 21 DO2 22 DO1 23 INH 24 IFIN 17 TC9418FN 8 TEST 7 CE 6 CK 5 DIN 4 DOUT 3 VXT 2 XOUT 1 XIN R6 1 kW JP Jumper C5 0.033 mF C3 C32 0.01 mF C4 2SC2712 TR1 1 kW C33 R9 10 mF 10 mF JP2 0W TR2 R11 2.2 kW 2SC2714 TR3 C29 0.015 mF 2 R10 47 kW 4.7 mF C30 C31 R-ch 4.7 mF L-ch QUOD 12 13 R-OUT R8 3.3 kW 0.01 mF R7 1 kW C6 1000 pF STLED 11 14 L-OUT R13 3.3 kW C10 0.1 mF C37 15 pF GND2 47 pF C7 C27 0.033 mF SFECS10M7 FA00-R0 FT2 TA2111FN 4.7 mF C35 330 W R18 6 VCC CDACV 10M7GA 077-R0 FT3 TULED 10 15 LPF1 51 kWR12 TR4 2SC2714 10 pF 0.01 mF C9 C8 8 pF C36 C11 0.022 mF C14 2700 pF 9 GND 16 LPF2 7 AMIF 18 DETO 8 FMIF 17 MPXIN 0.1 mF C12 C13 330 pF R19 510 W 5 2700 pF C16 C17 2700 pF 20 AMOSC AGC 19 AFC AMLCUT 4 MIXOUT 21 FMOSC 15 kW GND1 0.022 mF C22 C25 2700 pF 2700 pF C21 BPF FT1 GFMB1 TAN-326 ANT. 2002-02-14 P657AN-1606 : P657AN-1607BIT : TOKO, inc. KV1770 : CDACV10M7GA077-R0: Murata Co., Ltd. SFECS10M7FA00-R0 : R15 L1 P657AN-1607BIT C15 3 pF R14 15 kW 3 22 RFVCC L2 P657AN-1606 C20 6 pF R16 15 kW Vtune power supply 3 V-B GND3 D1 KV1770 0.01 mF C26 C18 0.033 mF 2 23 FMRFOUT RFGND D2 KV1770 6800 pF C19 1 FRFin 24 AMRF C23 0.033 mF 3 V-A C24 1000 pF Example of 3-V FM radio circuit R17 15 kW 0.015 mF C28 TAN-326 Coil specifications No. Stage f (Hz) L (mH) CO (pF) QO Turns Wire 1-2 2-3 1-3 4-6 Note L1 FM RF 100 M 80 31.5 64 3/4 3/4 3 3/4 P657AN-1606 (Red) L2 FM OSC 100 M 68 37 64 3/4 3/4 3 3/4 P657AN-1607BIT (Black) (T) : Toko, inc Pin connection (bottom view) L1, L2 Parts List No. Symbol Parts Name No. Symbol Parts Name 1 IC1 TA2111FN 23 R14, 15, 16, 17 ERJ2GEJ153X 2 IC2 TC9418FN 24 R19 ERJ2GEJ511X 3 FT2 SFECS10M7FA00-R0 25 JP, JP2 ERJ2GE0R00X 4 FT3 CDACV10M7GA077-R0 26 C3, 18, 23, 27 CM05Y5V333Z16AT 5 TR2 2SC2712GRTE85R 27 C4, 6, 8, 26 CM05W5R103K16AT 6 R18 ERJ2GEJ331X 28 C5, 24 CM05W5R102K50AT 7 C1, 2 CM05CH220J50AT 29 C7 CM05CH470J50AT 8 C32 TMCMB1C106MTR 30 C9 CM05CH100D50AT 9 L1 5CBM P657AN-1607BIT 31 C10, 12 CM05Y5V104Z16AT 10 L2 5CBM P657AN-1606 32 C11, 25 CM05Y5V223Z25AT 11 D1 KV1770 33 C13 CM05W5R331K50AT 12 X1 DT-261 75 kHz 34 C14, 16, 17, 21, 22 CM05W5R272K50AT 13 FT1 GFMB1 35 C15 CM05CH030C50AT 14 TR1 2SC2712GRTE85R 36 C19 CM05W5R682K25AT 15 TR3, 4 2SC2714YTR85R 37 C20 CM05CH060D50AT 16 D2 KV1770 38 C28, 29 CM05W5R153K16AT 17 R1 ERJ2GEJ103X 39 C36 CM05CH080D50AT 18 R2, 3, 4, 5, 11 ERJ2GEJ222X 40 C37 CM05CH150J50AT 19 R6, 7, 9 ERJ2GEJ102X 41 C30, 31, 35 TMCMA1C475MTR 20 R8, 13 ERJ2GEJ332X 42 C33 TMCMB1C106MTR 21 R10 ERJ2GEJ473X 43 C34 TMCMA1E474MTR 22 R12 ERJ2GEJ513X Note: Chip C and R can change to other company's similarity products. 3 2002-02-14 TAN-326 Printed Circuit Board Pattern Examples This module consists of a four-layer PCB. The patterns for the first and the fourth layers are shown below as examples. Component-mounting surface IC-mounting surface Chip-mounting surface Pattern layout IC-mounting surface Chip-mounting surface 4 2002-02-14 TAN-326 -10 3.0 -20 2.0 22.5 kHz -100 98 MHz 100 200 Detuning frequency Df 300 400 20 Usable sensitivity (S/N = 30dB) Limiting sensitivity (-3dB) 10 0 86 90 (kHz) ICC = 23 mA 2 22.5 kHz 40 60 Vin 80 100 (dBmV EMF) ICC = 23 mA Signal 4 2 ~30 kHz THD AMR MOD 30% fm = 400 Hz -40 3 (%) 108 MHz 22.5 kHz BW = 400 Hz~30 kHz -20 VCC = 3 V fm = 400 Hz VT = 2.39 V 0dB = 80 mVrms -80 -20 0 20 THD Noise (400 Hz ~30 kHz) 1 75 kHz 22.5 kHz 40 Input signal level 60 Vin 80 100 40 120 100 120 (dBmV EMF) : Lch, L (R) R : Rch, R (R) L Response 0 -20 50 5 40 Separation LPF constant 30 VCC 0.022 mF 20 4 3 2 0.1 mF 3.3 kW 0.1 mF 10 20 40 1 THD 100 200 400 fm 5 Vin 80 VCC = 3 V, fm = EXT Vin = 60dBmV EMF 98 MHz 75 kHz -10 (dBmV EMF) 60 1 Response, Separation, THD - fm -30 -60 20 Input signal level Output, AMR, Noise, THD - Vin 0 0 3 2 Noise (400 Hz ~30 kHz) ~30 kHz 75 kHz 22.5 kHz THD VCC = 3 V fm = 400 Hz VT = 1.03 V 0dB = 80 mVrms -80 -20 120 4 AMR MOD 30% fm = 400 Hz -40 Separation (dB) 20 Response (dB) 0dB = 265 mVrms (L, Rch) 0 THD 75 kHz Signal 87.5 MHz 22.5 kHz BW = 400 Hz~30 kHz -20 -60 1 Input signal level (dB) Output level (%) 3 Noise (400 Hz~30 kHz) VCC = 3 V fm = 400 Hz VT = 1.79 V 0dB = 80 mVrms -80 -20 Output level (dB) 0 THD (dB) Output level 4 ~30 kHz -60 106 108 (MHz) ICC = 24 mA Signal AMR MOD 30% fm = 400 Hz -40 102 Output, AMR, Noise, THD - Vin 98 MHz 22.5 kHz BW = 400 Hz~30 kHz -20 98 Signal frequency Output, AMR, Noise, THD - Vin 0 94 (%) -200 Image ratio (VO = 20 mVrms) THD -300 BW = 400 Hz~30 kHz 30 (%) -400 1.0 fm = 400 Hz THD -30 (%) 4.0 75 kHz VCC = 3 V MOD = 22.5 kHz 40 Usable sensitivity, limiting sensitivity Image ratio (dB) Vin = 60dBmV EMF THD Level (dB) 0 Sensitivity, image ratio - frequency (dBmV EMF) VOD, THD - Df VCC = 3 V fm = 400 Hz 0dB = 80 mVrms 1k 2k 4k 10 k 20 k (Hz) 2002-02-14 TAN-326 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. 6 2002-02-14