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Sanyo Electric Components Datasheet

LA1260 Datasheet

FM/AM Tuner System

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LA1260 pdf
Ordering number : EN1506D
Monolithic Linear IC
LA1260
FM/AM Tuner System
for Radio-Casette Recorders, Music Centers
Functions
FM : IF amplifier, quadrature detector, AF preamplifier,
tuning indicator drive output.
AM : RF amplifier, MIX, OSC (with ALC), IF amplifier,
Detector, AGC, tuning indicator drive.
Package Dimensions
unit : mm
3006B-DIP16
[LA1260]
Features
• Minimum number of external parts required (No AM
detection coil required).
• High S/N : FM 81dB
AM 53dB
• Low-level AM oscillator with ALC : Pin 16 OSC output
MW 130mV
SW 70 mV to 90 mV
(7MHz) (24MHz)
• Less AM whistle interference : Whistle 1% at input 100dB/m.
• On-chip LED tuning indicator driver.
• On-chip FM/AM selector.
• Independent FM/AM output pins : Possible to set FM/AM frequency characteristic independently.
SANYO : DIP16
Specifications
Maximum Ratings at Ta=25°C, See specified Test Circuit.
Parameter
Symbol
Conditions
Maximum supply voltage
Maximum current drain
Flow-in current
VCC max
ICC max
I7
Pins 6, 12
Pins 6+7+12
Pin 7
Flow-out current
Allowable power dissipation
I15
Pd max
Pin 15
Ta70°C
Operating temperature
Topr
Storage temperature
Tstg
Ratings
9
50
20
0.1
450
–20 to +70
–40 to +125
Unit
V
mA
mA
mA
mW
°C
°C
Operating Conditions at Ta=25°C
Parameter
Symbol
Recommended operating voltage VCC
Operating voltage range
VCC op
Conditions
Ratings
4.5
3.0 to 8.0
Unit
V
V
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN
N2897HA (KT)/33194HO/O067KI/8225MW/4045KI/8084KI, TS No.1506-1/14


Sanyo Electric Components Datasheet

LA1260 Datasheet

FM/AM Tuner System

No Preview Available !

LA1260 pdf
LA1260
Operating Characteristics at Ta=25°C, VCC=4.5V, See specified Test Circuit
Parameter
[AM Characteristics : f=1MHz]
Quiescent current
Detection output
Symbol
Icco AM
VO1
S/N ratio
Detection output
S/N1
VO2
S/N ratio
S/N2
Total harmonic distortion
THD1
THD2
LED lighting voltage
VLEDAM
Oscillation output (24MHz)
VOSC24M
[FM Characteristics : f=10.7MHz]
Quiescent current
IccoFM
–3dB sensitivity
Demodulation output
VINlim
VO3
S/N ratio
Total harmonic distortion
LED lighting voltage
AM rejection ratio
S/N3
S/N4
THD3
THD4
VLEDFM
AMR
Conditions
min
VIN=No input
VIN=23dBµ, 400Hz-30% mod.
VIN=23dBµ, 400Hz-30% mod.
VIN=60dBµ, 400Hz-30% mod.
VIN=60dBµ, 400Hz-30% mod.
VIN=60dBµ, 400Hz-30% mod.
VIN=100dBµ, 400Hz-30% mod.
IC=1mA
–33
17.3
18.0
–19.0
87
48
22
60
VIN=No input
–3dB down, 400Hz-100% mod.
VIN=80dBµ, 400Hz-100% mod.
–12.5
183
VIN=80dBµ, 400Hz-100% mod.
VIN=80dBµ, 400Hz-30% mod.
77
VIN=80dBµ, 400Hz-100% mod.
VIN=80dBµ, 400Hz-30% mod.
IL=1mA
VIN=80dBµ, 400Hz-100% FM mod.
1kHz-30% AM mod.
Ratings
typ max
7.5
–28
31
21.5
–16.0
122
53
0.45
1.5
30
86
10.5
–23
55
–13.0
174
1.3
3.0
38
120
8.5 12.0
35 42
–9.5 –6.5
260 367
81
71
0.55 1.2
0.05
39 49
60
Unit
mA
dBm
mV
dB
dBm
mV
dB
%
%
dBm
mV
mA
dBµ
dBm
mV
dB
dB
%
%
dBµ
dB
Equivalent Circuit Block Diagram
No.1506-2/14


Part Number LA1260
Description FM/AM Tuner System
Maker Sanyo
Total Page 14 Pages
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