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TEA1114AT Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
TEA1114ATPHI550Yes

TEA1114AT** is a telephone transmission circuit manufactured by **Philips (PHI)**.

The TEA1114AT is a telephone transmission circuit manufactured by Philips (PHI). Below are its key specifications, descriptions, and features:

Specifications:

  • Manufacturer: Philips (PHI)
  • Type: Telephone Transmission IC
  • Package: DIP-16 or SO-16
  • Supply Voltage: 1.8V to 12V
  • Operating Temperature Range: -25°C to +75°C
  • Current Consumption: Low power consumption (typical 1.5mA in standby mode)
  • Gain Control: Adjustable via external components
  • Line Impedance: Matches standard telephone line impedance (600Ω)

Descriptions:

  • The TEA1114AT is designed for use in telephone handsets and electronic telephone circuits.
  • It integrates functions such as speech amplification, sidetone suppression, and line interface control.
  • Suitable for pulse or tone dialing systems.
  • Provides low-noise amplification for microphone and earpiece signals.

Features:

  • Dual Amplifier: Includes microphone and earpiece amplifiers.
  • Sidetone Compensation: Reduces feedback between microphone and earpiece.
  • Mute Function: Allows muting during dialing.
  • Low Standby Current: Optimized for energy efficiency.
  • Compatibility: Works with both analog and digital telephone systems.

This IC is commonly used in corded telephones, intercoms, and telecom applications.

(Note: Always refer to the official datasheet for detailed technical information.)

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