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PDF LA1800 Data sheet ( Hoja de datos )
| Número de pieza | LA1800 | |
| Descripción | FM/AM Single-Chip Radio | |
| Fabricantes | Sanyo Semicon Device | |
| Logotipo |  |
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Ordering number : EN1844C
Monolithic Linear IC
LA1800
FM/AM Single-Chip Radio
Functions
• FM : Front end, low-pass filter, IF amp, quadrature
detector, muting.
• AM :RF amp, detector.
• AM :AF driver (earphone driver).
Package Dimensions
unit : mm
3059-DIP22S
[LA1800]
22 12
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 : VCC min=2.5V
1 11
21.2
Specifications
Maximum Ratings at Ta=25°C
Parameter
Symbol
Maximum supply voltage
Allowable power dissipation
VCC max
Pd max
Operating temperature
Topr
Storage temperature
Tstg
Pin 3
0.95
Conditions
0.48 1.78
1.7 SANYO : DIP22S
Ratings
6.0
200
–20 to +70
–40 to +125
Unit
V
mW
°C
°C
Operating Conditions at Ta=25°C
Parameter
Symbol
Recommended operating voltage VCC
Operating voltage range
VCC op
Conditions
Ratings
3.0
2.5 to 5.0
Unit
V
V
Operating Characteristics at Ta=25°C, VCC=3V, See Test Circuit
Parameter
Symbol
Conditions
[AM]
Current drain
Pin 2 voltage
Pin 14 voltage
Pin 21 voltage
[FM]
Current drain
Pin 2 voltage
Pin 4 voltage
Pin 5 voltage
Icco
V2
V14
V21
Icco
V2
V4
V5
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
5.6 8.0 mA
1.9 2.6 2.9 V
1.7 2.3 2.9 V
1.7 2.3 2.9 V
Continued on next page.
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN
12798HA (KT)/D101TH/N03TA/9037AT/7095MW, TS No.1844-1/8
1 page  
MW Superheterodyne Use
LA1800
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
Unit (resistance : Ω, capacitance : F)
Noise, AM-out, AF-out, THD – Input
Input=80dBµ V13 min
Noise
Input – dBµ
No.1844-5/7
5 Page | ||
| Páginas | Total 8 Páginas | |
| PDF Descargar | [ Datasheet LA1800.PDF ] | |
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