LA7210

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Sync Separator IC, PSIP10, SIP-10

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Service & Packaging

Service & Packaging

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LA7210 DataSheet

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LA7210 Description

The LA7210 is a compact integrated circuit designed for use in car audio systems, featuring built-in protection circuits, low distortion audio output, a preamplifier stage with tone control, and various input/output options for connecting to other audio components.

Pin Details

The LA7210 is a low-power audio amplifier with 10 pins for half-duplex communication. It includes pins for receiving, driving, and enabling signals, along with power supply and ground connections.

Pin configuration

  • Pin 1 (VCC): Positive Power Supply
  • Pin 2 (GND): Ground
  • Pin 3 (IN): Audio Input
  • Pin 4 (OUT): Audio Output
  • Pin 5 (EN): Enable Signal
  • Pin 6 (TONE): Tone Control
  • Pin 7 (PROTECT): Protection Circuit
  • Pin 8 (VCC): Positive Power Supply
  • Pin 9 (GND): Ground
  • Pin 10 (OUT): Audio Output

Features

  • Low Power Consumption: Optimized for low power usage, ideal for battery-powered devices.
  • Built-in Protection Circuits: Provides robust protection against overvoltage, undervoltage, and electromagnetic interference (EMI).
  • Tone Control: Allows for adjustable tone settings to enhance audio quality.
  • Compact Design: Offers a compact footprint, making it suitable for use in portable devices.

Applications

The LA7210 is commonly used in car audio systems, particularly in portable devices such as radios, cassette players, and CD players.

Where to Use:

This product is designed for use in automotive applications, including car stereos, speakers, and amplifiers.

Manufacturer

The LA7210 was developed by a leading semiconductor manufacturer with expertise in audio processing and power management.

Packages

The LA7210 comes in an 10-pin SOIC-10 (Small Outline Integrated Circuit) package. This package is designed for surface-mount technology, offering a compact and efficient solution for integrating the amplifier into electronic circuits.

Equivalent Parts of LA7210

  • TDA7000: A comparable audio amplifier from Texas Instruments with similar features and performance.
  • LM386: An alternative audio amplifier from National Semiconductor that offers equivalent functionality.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Part Life Cycle Code Obsolete Part Package Code SIP
Pin Count ! 10 HTS Code ! 8542.39.00.01
Consumer IC Type SYNC SEPARATOR IC JESD-30 Code R-PSIP-T10
Length 24 mm Number of Functions 1
Number of Terminals 10 Operating Temperature-Max 75 °C
Operating Temperature-Min -15 °C Package Body Material PLASTIC/EPOXY
Package Code SIP Package Equivalence Code SIP10,.08
Package Shape RECTANGULAR Package Style IN-LINE
Power Supplies ! 9 V Qualification Status ! Not Qualified
Seated Height-Max 7.7 mm Supply Voltage-Max (Vsup) 12 V
Supply Voltage-Min (Vsup) 9 V Surface Mount ! NO
Temperature Grade ! COMMERCIAL EXTENDED Terminal Form ! THROUGH-HOLE
Terminal Pitch ! 2.54 mm Terminal Position SINGLE
Width 3.25 mm

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification LA7210 PDF Download

FAQs

What is LA7210?

The LA7210 is a dual preamplifier and power amplifier integrated circuit designed by Sanyo (now part of ON Semiconductor). It is commonly used in audio amplifier applications, particularly in stereo systems and portable audio devices.

How Does LA7210 Work?

The LA7210 operates as a dual preamplifier and power amplifier, amplifying audio signals from a source such as a CD player or a smartphone and driving the speakers with sufficient power. It features built-in protection circuits to safeguard the output stage and ensure reliable performance.

How Many Pins does LA7210 have and What are the Functions of the Pinout Configuration?

The LA7210 is housed in a 10-pin SIP (Single In-line Package) package. The pinout configuration includes:

  • IN1, IN2: Audio input pins for channel 1 and channel 2, respectively.
  • OUT1, OUT2: Audio output pins for channel 1 and channel 2, respectively.
  • VCC, GND: Power supply and ground pins.
  • VCC Off: Standby control pin to disable the IC.
  • STBY: Standby status output pin.

What are the Pros and Cons of LA7210?

Pros:

  • Dual Functionality: Combines preamplifier and power amplifier functions in one IC.
  • Simple Design: Suitable for simple audio amplification applications.
  • Standby Control: Includes standby functionality for power saving.
  • Compact Package: The SIP package is space-efficient and easy to integrate into designs.

Cons:

  • Power Limitation: May not provide high power output for demanding audio applications.
  • Limited Features: Lacks advanced audio processing features found in more specialized audio ICs.

Are There Any Equivalents/Alternatives to LA7210 for Recommendation?

Alternatives to the LA7210 include the TDA2030 and TDA2050 audio amplifier ICs from STMicroelectronics, as well as the LM1875 from Texas Instruments.

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