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Description
The TEA1113T is a bipolar integrated circuit designed for use in fully electronic telephone sets. It is responsible for performing all speech and line interface functions, as well as electronic switching between speech and dialing. The IC is capable of operating at a line voltage as low as 1.6V DC, making it suitable for use with telephone sets connected in parallel.
Specifications and features
Some of the key features of the TEA1113T include:
- Low DC line voltage operation down to 1.6V (excluding polarity guard)
- Voltage regulator with adjustable DC voltage
- Provides a supply for external circuits
- Symmetrical high impedance inputs (64 kΩ) for dynamic, magnetic, or piezo-electric microphones
- Asymmetrical high impedance input (32 kΩ) for electret microphones
- DTMF input with confidence tone
- MUTE input for pulse or DTMF dialing
- Receiving amplifier for dynamic, magnetic, or piezo-electric earpieces
- Dynamic limitation in the transmit direction to prevent distortion of the transmit line and sidetone signals
- AGC line loss compensation for microphone and earpiece amplifiers
- LED on-hook/off-hook status indication
- Microphone mute function available with switch
Application Scenarios
The TEA1113T is commonly used in:
- Line powered telephone sets
- Cordless telephones
- Fax machines
- Answering machines
Comparison
AdvantagesNone
DisadvantagesNone
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Datasheet
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Shopping guide
Delivery period:
- - Will ship out in 2-3 days
- - DHL Express: 3-7 business days
- - DHL eCommerce: 12-22 business days
- - FedEx International Priority: 3-7 business days
- - EMS: 10-15 business days
Shipping fee:
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Shipping option:
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How to Buy:
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Additional Information
- Datasheet: Download TEA1113T
- Chipdatas Part: CD87-TEA1113T
- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/09/30 08:30 +0800
Refund
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- Full Refund if you don't receive your order
- Full or Partial Refund , If the item is not as described
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