LA1800 Sanyo Semiconductor Corporation, LA1800 Datasheet

no-image

LA1800

Manufacturer Part Number
LA1800
Description
FM/AM single-chip radio
Manufacturer
Sanyo Semiconductor Corporation
Datasheet
Ordering number : EN1844D
LA1800
Monolithic Linear IC
FM / AM Single-Chip Radio
Functions
FM : Front end, low-pass filter, IF amplifier, quadrature detector, muting.
AM :RF amplifier, detector.
AM :AF driver (earphone driver).
Features
Minimum number of external parts required : One tuning circuit each for FM, AM
Low current dissipation : 5.6mA/FM, 3.2mA/AM
Low-voltage operation : V CC min=2.5V
Specifications
Maximum Ratings at Ta=25 C
Parameter
Maximum supply voltage
Allowable power dissipation
Operating temperature
Storage temperature
Operating Conditions at Ta=25 C
Parameter
Recommended supply voltage
Operating supply voltage range
Operating Characteristics at Ta=25 C, V CC =3V, See specified Test Circuit.
Parameter
[AM]
Current drain
Pin 2 voltage
Pin 14 voltage
Pin 21 voltage
Any and all SANYO products described or contained herein do not have specifications that can handle
applications that require extremely high levels of reliability, such as life-support systems, aircraft's
control systems, or other applications whose failure can be reasonably expected to result in serious
physical and/or material damage. Consult with your SANYO representative nearest you before using
any SANYO products described or contained herein in such applications.
SANYO 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 SANYO products described or contained
herein.
SANYO Electric Co.,Ltd. Semiconductor Company
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
LA1800
Symbol
Conditions
V CC max
Pin 3
Pd max
Topr
Tstg
Symbol
Conditions
V CC
V CC op
Symbol
Conditions
Icco
V 2
V 14
V 21
D2005 SY IM / 12798HA (KT) / D101TH / N03TA / 9037AT / 7095MW, TS
Ratings
Unit
6.0
V
200
mW
--20 to +70
C
--40 to +125
C
Ratings
Unit
3.0
V
2.5 to 5.0
V
Ratings
Unit
min
typ
max
3.6
5.5
mA
1.9
2.4
2.9
V
0.4
0.9
1.6
V
0.6
0.9
1.2
V
Continued on next page.
No.1844-1/9

Related parts for LA1800

LA1800 Summary of contents

Page 1

... SANYO products described or contained herein. SANYO Electric Co.,Ltd. Semiconductor Company TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN LA1800 Symbol Conditions V CC max Pin 3 ...

Page 2

... Total harmonic distortion Signal-to-noise ratio [AF: fm=400Hz] Voltage gain Total harmonic distortion Note : 1. Current drain for FM, AM includes current of AF driver stage. 2. When handling the IC, be careful not to cause dielectric breakdown. Package Dimensions unit : mm 3059A 21 0.95 (0.8) 1.78 0.48 LA1800 Symbol Conditions Icco ...

Page 3

... Pd max -- Ta 300 250 200 150 100 Ambient temperature Test Circuit Test Circuit 0.047 F AM-IN SNY 074 36 FM-IN LA1800 60 80 100 ILA01908 LA1800 220pF LA1800 75pF 2005 B.P = ILA01909 V CC =3V POWER OUT POWER OUT IN ILA01910 No.1844-3/9 ...

Page 4

... LPF FM IF amp det change over amp post amp amp phase shifter osc FM discrimin ator 220pF LPF LA1800 phase change FM input Gnd output shifter over 75pF AM FM (2k Gnd power muting 13 12 ILA01911 V CC =3.0V earphone 10 11 (200 ) power FM output det LPF ...

Page 5

... AM FM input AGC input BPF ( 0.1 F 0.0015 49mm ILA01913 power LPF FM output det LA1800 power phase change Gnd output input shifter over 75pF AM FM Variable capacitor 2LXT-L Mitsumi L1 HH-40947 Mitsumi T1 HW-40217 Mitsumi T2 HW-40194 Mitsumi T3 HW-50005 Mitsumi B.P.F SNY-074-2005 Sumida ...

Page 6

... Input -- dBm AM Selectivity V CC =3V fm=400Hz mod=30% 0 Output=20mV const. --10 --20 --30 --40 --50 --80 --60 --40 -- (1600kHz) -- kHz LA1800 Noise, AM-out, AF-out, THD -- Input AF-out 22.5kHz THD 75kHz Noise THD 22.5kHz Input -- dB 80 IHF-BPF 100 100k ILA01916 0 --10 --20 --30 --40 ANT AL-1 R25 ...

Page 7

... Output Characteristic =90MHz fm=400Hz dev=22.5kHz --10 --20 --30 Quiescent noise --40 -- Supply voltage Characteristic --10 --20 --30 --40 -- Supply voltage Superheterodyne System AM Characteristic IFT HW 40194, 49195 0 --10 --20 --30 --40 --50 --16 --12 --8 -- kHz LA1800 =200 ILA01920 ILA01922 30 fm=400Hz THD=output 50mV R L =200 ILA01924 Superheterodyne System AM Characteristic 60 50 ...

Page 8

... Superheterodyne System AM Characteristic 2.0 3.0 4.0 Supply voltage Superheterodyne System AM Characteristic --10 1S 188 2SC930E --20 --30 --40 --50 --60 -- LA1800 Ta= =1000kHz fm=400Hz mod=30% 5.0 6.0 ILA01928 Input -- dBm =1000kHz fm=400Hz mod=30 100 ILA01929 No.1844-8 110 ...

Page 9

... 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, 2005. Specifications and information herein are subject to change without notice. LA1800 PS No.1844-9/9 ...

Related keywords