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LA1177 Datasheet

  • LA1177

  • Electronic Tuning-Use FM Front End for Car Radio, Home Stere...

  • 8頁

  • SANYO

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Ordering number : EN2257B
Monolithic Linear IC
LA1177
Electronic Tuning-Use FM Front End
for Car Radio, Home Stereos
Overview
鈥?The LA1177 is an FM front end IC for use in car radio,
home stereo applications. It requires fewer external parts.
The on-chip oscillator and oscillation buffer facilitate
designing of electronic tuning sets.
Package Dimensions
unit: mm
3017C-SIP9
[LA1177]
Features
鈥?Wide-band AGC circuit (Improvement in intermodu-
lation, cross modulation characteristics).
鈥?On-chip local oscillation buffer (For electronic tuning).
Functions
鈥?Oscillator, oscillation buffer.
鈥?Mixer.
鈥?Wide-band AGC circuit.
鈥?IF amplifier.
SANYO: SIP9
Specifications
Maximum Ratings
at Ta=25擄C
Parameter
Maximum supply voltage
Allowable power dissipation
Operating temperature
Storage temperature
Symbol
V
CC
max
Pd max
Topr
Tstg
Pins 2, 9
Ta鈮?0擄C
Conditions
Ratings
10
440
鈥?0 to +70
鈥?0 to +125
Unit
V
mW
擄C
擄C
Operating Conditions
at Ta=25擄C
Parameter
Recommended supply voltage
Operating voltage range
Symbol
V
CC
V
CC
op
Conditions
Ratings
8
8 to 9
Unit
V
V
Electrical Characteristics
at Ta=25擄C, V
CC
=8V, fin=88MHz
Parameter
Quiescent current
AGC high-level voltage
AGC low-level voltage
AGC mixer input voltage
IF saturation output voltage
Input limiting voltage
Voltage gain
Local OSC output voltage
Symbol
I
CCO
V
AGC
-H
V
AGC
-L
V
i AGC
V
IF
-max
V
i lim
VG
V
OSC
V
IN
=65dB碌
No input, 75鈩?termination
No input
V
IN
=0dB碌
V
IN
=100dB碌
V
AGC
鈮?V,
Pin 3
V
IN
=1.0dB碌
73
108
76
88
80
Conditions
Ratings
min
21
7.7
typ
26
8.0
0.07
80
112
83
92
84
0.3
87
116
90
96
88
max
31
Unit
mA
V
V
dB碌
dB碌
dB碌
dB碌
dB碌
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN
93097HA (KT)/3079TA/1268KI/8016KI, TS No.2257-1/8

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