LA1776M datasheet(2/41 Pages) SANYO

Teilenummer	LA1776M

Bauteilbeschribung	Monolithic Linear IC Single-Chip Tuner IC for Car Radios

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Hersteller	SANYO [Sanyo Semicon Device]

Direct Link	https://www.sanyo-av.com/us/

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No.8085-2/41

LA1776M

Recommended Operating Conditions at Ta = 25°C

Parameter

Symbol

Conditions

Ratings

Unit

Maximum Recommended supply voltage

VCC

Pins 5, 9, 40, 46, 54, 59, 60, and 61

8

V

VCCST IND

Pin 39

5

V

Operating supply voltage range

VCC op

7.5 to 8.5

V

Function List

FM Front End (Equivalent to the Sanyo LA1193)

• Double input type double balanced mixer, base injection

• Pin diode drive AGC output

• MOSFET second gate drive AGC output

• Keyed AGC adjustment pin

• Differential IF amplifier

• Wide band AGC sensitivity setting pin, and narrow band AGC sensitivity setting pin

FM IF

• IF limiter amplifier

• S-meter output (also used for AM) 6-stage pickup

• Multipath detection pin (shared FM signal meter)

• Quadrature detection

• AF preamplifier

• AGC output

• Band muting

• Soft muting adjustment pin

• Muting attenuation adjustment pin

• IF counter buffer output (also used for AM)

• SD (IF counter buffer on level) adjustment pin

• SD output (active high) (also used for AM)

• Time constant switching during band muting

• S-meter shifter

Noise Canceller

• High-pass filter (first order)

• Delay circuit based low-pass filter (fourth order)

• Noise AGC

• Pilot signal compensation circuit

• Noise sensitivity setting pin

• Function for disabling the noise canceller in AM mode

Multiplex Functions

• Adjustment-free VCO circuit

• Level follower type pilot canceller circuit

• HCC (high cut control)

• Automatic stereo/mono switching

• VCO oscillation stop function (AM mode)

• Forced monaural function

• SNC (stereo noise controller)

Specifications

Maximum Ratings at Ta = 25°C

Parameter

Symbol

Conditions

Ratings

Unit

Maximum supply voltage

VCC1 max

Pins 5, 40, and 61

9

V

VCC2 max

Pins 9, 46, 54, 59, and 60

12

V

Allowable power dissipation

Pd max

Ta

≤ 85°C

950

mW

Operating temperature

Topr

–40 to +85

°C

Storage temperature

Tstg

–40 to +150

°C

Ähnliche Beschreibung - LA1776M

Hersteller	Teilenummer	Datenblatt	Bauteilbeschribung
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LA1776M Datenblatt(PDF) 2 Page - Sanyo Semicon Device

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Ähnliche Teilenummer - LA1776M

Ähnliche Beschreibung - LA1776M

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