Ordering number : EN2056B Monolithic Linear IC LA1600 1-Band AM Radio Overview Package Dimensions The LA1600, being an AM tuner IC placed in a 9-pin SIP, unit : mm provides the functions of an AM tuner. It is usable in the band range up to SW band and is especially suited for use 3017B-SIP9 in low-cost AM radios and radio-controlled receivers. [LA1600] 22.3 Functions 3.0 1.5 0.51 min 3.2 • Minimum number of external parts required. • Low current drain (3.7mA). • Low supply voltage (1.8V min). • Adoption of double-balanced mixer. • Usable in the band range up to SW band. 5.7 max Features 1.0 4.8 • AM : RF amp, MIX, OSC, IF amp, detector, AGC. 1 0.99 9 2.54 1.3 0.5 0.25 1.35 SANYO : SIP9 Specifications Maximum Ratings at Ta=25°C, See specified Test Circuit. Parameter Maximum supply voltage Symbol VCC max Allowable power dissipation Operating temperature Storage temperature Pd max Topr Tstg Conditions Ratings Pin 3 Pin 4 Pin 8 Ta≤70°C 9 9 7 100 –20 to +70 –40 to +125 Unit V V V mW °C °C Operating Conditions at Ta=25°C Parameter Symbol Recommended operating voltage VCC Operating voltage range VCC op Conditions Ratings 3 1.8 to 6.0 Unit V V Operating Characteristics at Ta=25°C, VCC=3V, See specified Test Circuit. Parameter Symbol Conditions min Ratings typ max Unit [AM Characteristics/f=1MHz] Quiescent current Icco VIN=No input Detection output VO1 VIN=23dBµ, 1kHz-30% mod VO2 S/N Total harmonic distortion VIN=80dBµ, 1kHz-30% mod 3.7 4.6 mA –30 –25 –20 dBm 24 43 78 mV –18 –14 –10 dBm 97 155 250 mV S/N1 VIN=23dBµ 18 21.5 dB S/N2 VIN=80dBµ 48 53 dB THD1 VIN=80dBµ, 1kHz-30% mod 0.3 1.2 % THD2 VIN=100dBµ, 1kHz-30% mod 0.4 1.5 % SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN D2797HA (KT)/41594HK/O077KI/4236KI, TS No.2056-1/7 LA1600 Equivalent Circuit Block Diagram Unit (resistance : Ω, capacitance : F) IFT (Intermediate Frequency Transformer) 1. Using double tuning coil 2. Using ceramic filter Specified Test Circuit Diagram Test Circuit 1 : AM-MW (Sumida) (Mitsumi) Unit (resistance : Ω, capacitance : F) (Mitsumi) Unit (resistance : Ω, capacitance : F) (for PVC22KTL) (Sumida) (Mitsumi) No.2056-2/7 LA1600 n ou tp ut Distortion Antenna input voltage – dB/m Modulation frequency – Hz Selectivity Characteristic Current Drain, Pin 6 Voltage Characteristics Antenna input voltage – dB/m Frequency, ∆f – kHz Whistle Characteristics MW Reception Characteristics Sensitivity – dB/m Interference – dB Pin 6 voltage – V Detection output, Whistle output – dBm oltage Pin 6 v Attenuation – dB Current drain, ICC – mA rain ent d Curr Output=20mV const. %) tput (1kHz-30 Detection ou Whistle max . Sensitivity – dB/m Pin 6 voltage – V Detection output – dBm Response – dB Frequency, f – Hz Image freque ncy in Usable sensitiv ity terfer ence (1kHz-30% mod, S/N =20dB) Max. sensiti vity (1kHz-30% mod, detection output 20mV) Receiving frequency, fr – kHz VCC Characteristics Antenna input voltage – dB/m Spurious Response 1MHz reception Tracking adjust at each frequency. IF interference ICC no input Detection output (1kHz-30% mod, 100dB/m) Sensitivity (1kHz-30% mod, output 20mV) Current drain, ICC – mA tio Attenuation – dB ec Total harmonic distortion, THD – % Noise voltage, Detection output – dBm et n at i o enu D A tt fIN=1MHz Input=100dB/m 1MHz reception Hz-30% mod Noise voltage 1k Total harmonic distortion, THD – % MW Fidelity Characteristics MW Input/Output Characteristics 1 quiescent Supply voltage, VCC – V No.2056-3/7 LA1600 ICC quiescent Distortion – % Detection output input 80dBµ TH D in put 100 dBµ S/N – dB THD input 80dBµ S/N inpu t 80dBµ Sensitivity – dBµ V6 quiescent z-30% mod S/N=20dB sensitivity 1kH Pin 6 voltage – V Detection output – dBm Current drain, ICC – mA Temperature Characteristics % mod 1kHz-30 V Output 20m sensitivity Ambient temperature, Ta – °C Test Circuit 2 : AM-MW (Mitsumi) MW Input/Output Characteristics 2 1MHz reception d mo 0% z-3 1kH Detection output No ise vo lta ge Unit (resistance : Ω, capacitance : F) Total harmonic distortion, THD – % Noise voltage, Detection output – dBm (Mitsumi) (Mitsumi) Antenna input voltage – dB/m No.2056-4/7 LA1600 Test Circuit 3 : SW2 (7.2 to 24.0MHz) (Mitsumi) (Mitsumi) (Mitsumi) SW2 Input/Output Characteristics Total harmonic distortion, THD – % No ise vo lta ge Detection output 1kHz-30% mod No ise vo lta ge IEC input voltage – dBµ 8.5MHz Spurious Response IEC input voltage – dBµ SW2 Reception Characteristics tput n ou ctio ) e t e (Input at d 0dBm –3 cy en qu re ce e f en ag fer Im ter in Receiving frequency, fr – Hz 8.5 to 9.4MHz Spurious – dB Image frequency ensitivit y Max. sensi tivity Receiving frequency Usable s Spurious – dB Output –30dBm (Referenced to ANT input 21dBµ-8.5MHz) Image frequency interference – dB Sensitivity – dBµ Total harmonic distortion, THD – % 0% mod Noise voltage, Detection output – dBm Noise voltage, Detection output – dBm SW2 Input/Output Characteristics Detection output 1kHz-3 Unit (resistance : Ω, capacitance : F) Frequency, f – MHz Image frequency Receiving frequency Spurious – dB Output –30dBm (Referenced to ANT input 21dBµ-8.5MHz) Receiving frequency, fr – MHz No.2056-5/7 LA1600 Coil Specifications MW antenna Bar antenna (for PVC22KTL) • TN-10896 (Mitsumi) Tight solenoid direct winding 17T 0.5φ space winding 4T tight solenoid winding Bar antenna (for PVC-LYT) • HW-50426 (Mitsumi) MW OSC • S-190-036 (Sumida) For PVC22KTL • HW-50426 (Mitsumi) For PVC-LYT AM-IFT • HW-50447 (Mitsumi) Internal 180pF AM-IFT Application where a double tuning coil is used (Mitsumi) (Mitsumi) Internal 180pF Internal 180pF Sample Application Circuit 1 Earphone Transistor rank=G280 to 560 Sample Application Circuit 2 Power amp using 3 discrete devices Transistor rank=E100 to 200 Unit (resistance : Ω, capacitance : F) No.2056-6/7 LA1600 Sample Application Circuit 3 Using the LA4510 Unit (resistance : Ω, capacitance : F) Sample Printed Circuit Pattern : LA1600 + Power amp using 3 discrete devices (For the circuit diagram, refer to Test Circuit 2 and Sample Application Circuit 2.) (Mitsumi) (Mitsumi) (Mitsumi) No products described or contained herein are intended for use in surgical implants, life-support systems, aerospace equipment, nuclear power control systems, vehicles, disaster/crime-prevention equipment and the like, the failure of which may directly or indirectly cause injury, death or property loss. Anyone purchasing any products described or contained herein for an above-mentioned use shall: Accept full responsibility and indemnify and defend SANYO ELECTRIC CO., LTD., its affiliates, subsidiaries and distributors and all their officers and employees, jointly and severally, against any and all claims and litigation and all damages, cost and expenses associated with such use: Not impose any responsibilty for any fault or negligence which may be cited in any such claim or litigation on SANYO ELECTRIC CO., LTD., its affiliates, subsidiaries and distributors or any of their officers and employees jointly or severally. Information (including circuit diagrams and circuit parameters) herein is for example only; it is not guaranteed for volume production. SANYO believes information herein is accurate and reliable, but no guarantees are made or implied regarding its use or any infringements of intellectual property rights or other rights of third parties. This catalog provides information as of December, 1997. Specifications and information herein are subject to change without notice. No.2056-7/7