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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 3.0
Functions
* AM : RF amp, MIX, OSC, IF amp, detector, AGC.
4.8
1.5
0.51 min 1 9 2.54 0.5 1.3
Features
* 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.
3.2 0.99 0.25 1.35
SANYO : SIP9
Specifications Maximum Ratings at Ta=25C, See specified Test Circuit.
Parameter Maximum supply voltage Symbol VCC max Conditions Pin 3 Pin 4 Pin 8 Ta70C Ratings 9 9 7 100 -20 to +70 -40 to +125 Unit V V V mW C C
Allowable power dissipation Operating temperature Storage temperature
Pd max Topr Tstg
Operating Conditions at Ta=25C
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=25C, VCC=3V, See specified Test Circuit.
Parameter [AM Characteristics/f=1MHz] Quiescent current Detection output Icco VO1 VO2 S/N Total harmonic distortion S/N1 S/N2 THD1 THD2 VIN=No input VIN=23dB, 1kHz-30% mod VIN=80dB, 1kHz-30% mod VIN=23dB VIN=80dB VIN=80dB, 1kHz-30% mod VIN=100dB, 1kHz-30% mod -30 24 -18 97 18 48 3.7 -25 43 -14 155 21.5 53 0.3 0.4 1.2 1.5 4.6 -20 78 -10 250 mA dBm mV dBm mV dB dB % % Symbol Conditions min Ratings typ max Unit
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
5.7 max
1.0
LA1600 Equivalent Circuit Block Diagram
Unit (resistance : , 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 : , capacitance : F)
(Mitsumi) (for PVC22KTL) (Sumida) (Mitsumi)
Unit (resistance : , capacitance : F)
No.2056-2/7
LA1600
MW Input/Output Characteristics 1 Noise voltage, Detection output - dBm 1MHz reception Total harmonic distortion, THD - %
Hz-30% mod Noise voltage 1k
MW Fidelity Characteristics Total harmonic distortion, THD - % Current drain, ICC - mA fIN=1MHz Input=100dB/m
A tt n at i o enu
D
et
ec
tio
n
ou
tp
ut
Attenuation - dB
Distortion
Antenna input voltage - dB/m Current Drain, Pin 6 Voltage Characteristics
Modulation frequency - Hz Selectivity Characteristic
Pin 6 voltage - V
Pin 6 v
oltage
Antenna input voltage - dB/m Whistle Characteristics Detection output, Whistle output - dBm Sensitivity - dB/m Interference - dB
%)
Frequency, f - kHz MW Reception Characteristics Tracking adjust at each frequency. IF interference
Detection ou
tput (1kHz-30
Attenuation - dB
Curr
ent d
rain
Current drain, ICC - mA
Output=20mV const.
Whistle max
Image
.
freque
ncy in
(1kHz-30% mod, S/N =20dB) Max. sensiti vity (1kHz-30% mod, detection output 20mV)
Usable sensitiv ity
terfer
ence
Antenna input voltage - dB/m Spurious Response Detection output - dBm 1MHz reception Sensitivity - dB/m
Receiving frequency, fr - kHz VCC Characteristics ICC no input
Response - dB
Detection output (1kHz-30% mod, 100dB/m)
Sensitivity (1kHz-30% mod, output 20mV)
Pin 6 voltage - V
quiescent
Frequency, f - Hz
Supply voltage, VCC - V
No.2056-3/7
LA1600
Temperature Characteristics Detection output - dBm Current drain, ICC - mA
ICC quiescent
Detection output input 80dB
TH
D in
put
100
dB
THD input 80dB S/N - dB
S/N inpu t 80dB
V6 quiescent Sensitivity - dB
S/N=20dB sensitivity 1kH
V Output 20m sensitivity
z-30% mod
% mod
1kHz-30
Ambient temperature, Ta - C
Test Circuit 2 : AM-MW
(Mitsumi) (Mitsumi) (Mitsumi) MW Input/Output Characteristics 2 1MHz reception 1kHz-30% mod Detection output Unit (resistance : , capacitance : F)
Noise voltage, Detection output - dBm
No
ise
vo
lta
ge
Antenna input voltage - dB/m
Total harmonic distortion, THD - %
No.2056-4/7
Pin 6 voltage - V
Distortion - %
LA1600 Test Circuit 3 : SW2 (7.2 to 24.0MHz)
(Mitsumi) (Mitsumi) (Mitsumi) SW2 Input/Output Characteristics Noise voltage, Detection output - dBm Noise voltage, Detection output - dBm Total harmonic distortion, THD - %
Unit (resistance : , capacitance : F) SW2 Input/Output Characteristics Total harmonic distortion, THD - %
Detection output 1kHz-3
0% mod
Detection output 1kHz-30% mod
No
ise
No
vo
lta
ise
ge
vo
lta
ge
IEC input voltage - dB SW2 Reception Characteristics Sensitivity - dB
IEC input voltage - dB 8.5MHz Spurious Response Output -30dBm (Referenced to ANT input 21dB-8.5MHz)
Image frequency interference - dB
Receiving frequency, fr - Hz 8.5 to 9.4MHz Spurious - dB Output -30dBm (Referenced to ANT input 21dB-8.5MHz)
Receiving frequency
ou tion etec Bm) (Input at d 0d -3
Spurious - dB
Receiving frequency
Receiving frequency, fr - MHz
Image frequency
Image frequency Frequency, f - MHz
ensitivit y Max. sensi tivity
tput
Spurious - dB
Usable s
cy en qu re ce e f en ag fer Im ter in
No.2056-5/7
LA1600 Coil Specifications
MW antenna Bar antenna (for PVC22KTL) * TN-10896 (Mitsumi)
Tight solenoid direct winding 17T 0.5 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 : , capacitance : F)
No.2056-6/7
LA1600 Sample Application Circuit 3
Using the LA4510
Unit (resistance : , 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

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