LA1800 Datasheet, PDF (1/8 Pages) Sanyo Semicon Device – FM/AM Single-Chip Radio

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 : V_CC min=2.5V
1
11
21.2
Specifications
Maximum Ratings at Ta=25°C
Parameter
Symbol
Maximum supply voltage
Allowable power dissipation
V_CC max
Pd max
Operating temperature
Topr
Storage temperature
Tstg
Pin 3
0.95
Conditions
0.48
1.78
1.7 SANYO : DIP22S
Ratings
Unit
6.0
V
200 mW
–20 to +70
°C
–40 to +125
°C
Operating Conditions at Ta=25°C
Parameter
Symbol
Recommended operating voltage V_CC
Operating voltage range
V_CC op
Conditions
Ratings
Unit
3.0
V
2.5 to 5.0
V
Operating Characteristics at Ta=25°C, V_CC=3V, See Test Circuit
Parameter
Symbol
Conditions
[AM]
Current drain
Icco
Pin 2 voltage
V₂
Pin 14 voltage
V₁₄
Pin 21 voltage
V₂₁
[FM]
Current drain
Icco
Pin 2 voltage
V₂
Pin 4 voltage
V₄
Pin 5 voltage
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