la3430 Sanyo Semiconductor Corporation, la3430 Datasheet

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la3430

Manufacturer Part Number
la3430
Description
Pll Fm Mpx Stereo Demodulator With Pilot Canceler For Car Stereo Use
Manufacturer
Sanyo Semiconductor Corporation
Datasheet

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Part Number:
LA3430
Manufacturer:
SANYO/三洋
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20 000
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la3430-E
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SANYO/三洋
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Overview
The LA3401 is an MPX IC for FM car stereo use. It con-
tains the VCO non-adjusting function, skip noise eliminat-
ing function, and pilot cancel function and is packaged in a
16-pin SIP.
Functions
• VCO non-adjusting function.
• Pilot cancel function (Level follow-up type).
• Stereo noise control function (SNC function).
• High cut control function (HCC function).
• Stereo - monaural automatic select (Pilot input prioritized).
• VCO oscillation stop function.
• Forced monaural function for reception mode (Stereo lamp
Features
• Non-adjusting VCO : Eliminates the need to adjust free-
• VCO is stable to ambient temperature changes : 0.1 to
• Low distortion (0.07% typ./300mV input, mono).
• Good ripple rejection of power supply (35dB typ.).
• Wide operating voltage range (V
• Good space factor due to single-end package.
• Easy to draw printed circuit pattern due to pin-to-pin space
Ordering number:ENN1408E
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unlighted, pilot cancel function and HCC function held).
This function is provided by disconnecting pin 10 from
V
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running frequency.
0.15% for 50 C change.
of 3mm.
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SANYO assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges,or other
parameters) listed in products specifications of any and all SANYO products described or contained
herein.
n
Any and all SANYO products described or contained herein do not have specifications that can handle
applications that require extremely high levels of reliability, such as life-support systems, aircraft’s
control systems, or other applications whose failure can be reasonably expected to result in serious
physical and/or material damage. Consult with your SANYO representative nearest you before using
any SANYO products described or contained herein in such applications.
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TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
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SANYO Electric Co.,Ltd. Semiconductor Company
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=6.5 to 13V).
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with Pilot Canceler for Car Stereo Use
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12800TH (KT)/D177KI/3066KI/5175MW/8044KI, TS/9233KI, MT No.1408–1/12
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PLL FM MPX Stereo Demodulator
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Package Dimensions
unit:mm
3193-SIP16Z
1
0.85
3.0
1.5
3.0
0.5
24.2
[LA3430]
Monolithic Linear IC
16
0.25
1.5
LA3430
SANYO : SIP16Z
3.25

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la3430 Summary of contents

Page 1

... Package Dimensions unit:mm 3193-SIP16Z 1 0.85 3 =6.5 to 13V). 12800TH (KT)/D177KI/3066KI/5175MW/8044KI, TS/9233KI, MT No.1408–1/12 Monolithic Linear IC LA3430 [LA3430] 24.2 3.25 16 0.5 0.25 1.5 3.0 1.5 SANYO : SIP16Z ...

Page 2

... LA3430 45˚ ...

Page 3

... Note 1 : The voltage applied to pin 10 must not exceed the voltage applied to pin When the LA1260 is used for the 10k and C1 is 0.1 F (Extension in capature range). (This also applies when with a demodulation output similar to that of the LA1260 is used.) LA3430 No.1408–3/12 ...

Page 4

... with a demodulation output similar to that of the LA1260 is used.) Ceramic resonator The ceramic resonator to be used with the LA3430 must be as specified. The following are the Type Nos. of the specified ceramic resonators, their suppliers, and section to which inquiries should be made ...

Page 5

... The LA3430 has separation parameters that have been set to provide maximum separation when used in conjunction with the LA2110, a noise-canceler IC, or the equivalent. The LA3430 by itself exhibits separation only range phase correction circuit is provided in the LA3430 input circuit, it can exhibit intrinsic separation charactersitics, typically 50 dB ...

Page 6

... Fig. 3 shows separation characteristics (SNC characteristics) for voltages applied to pin 8 (SNC terminal) of the LA3430. Pin 8 is also the base of a PNP transistor, so stereo mode is set when pin 8 is open and monaural mode is set when it is grounded. SNC terminal control is effective only when locked with pilot signals and when stereo indicator is lit ...

Page 7

... Fig. 2 shows typical meter outputs of a quadrature detection IF amplifier IC. (Fig. 1 shows data for the LA1140, LA1230, and LA1231N) HCC characteristics have been designated to permit region B improvements when the IC is directly connected to HCC (pin 7) terminal of the LA3430. The infinitesmal control currents at pin 7, similar to pin 8, do not affect meter outputs. ...

Page 8

... LA3430 No.1408–8/12 ...

Page 9

... LA3430 No.1408–9/12 ...

Page 10

... LA3430 No.1408–10/12 ...

Page 11

... LA3430 No.1408–11/12 ...

Page 12

... SANYO believes information herein is accurate and reliable, but no guarantees are made or implied regarding its use or any infringements of intellectual property rights or other rights of third parties. This catalog provides information as of January, 2000. Specifications and information herein are subject to change without notice. LA3430 PS No.1408–12/12 ...

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