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MC34118P from MOTO,Motorola

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MC34118P

Manufacturer: MOTO

VOICE SWITCHED SPEAKERPHONE CIRCUIT

Partnumber Manufacturer Quantity Availability
MC34118P MOTO 5000 In Stock

Description and Introduction

VOICE SWITCHED SPEAKERPHONE CIRCUIT The MC34118P is a telephone speech network IC manufactured by Motorola (MOTO). Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Manufacturer:** Motorola (MOTO)  
- **Type:** Telephone Speech Network IC  
- **Package:** 16-Pin DIP (Dual In-line Package)  
- **Operating Voltage:** Typically 3V to 7V  
- **Power Consumption:** Low power consumption for telephone applications  
- **Operating Temperature Range:** Commercial grade (0°C to +70°C)  

### **Descriptions:**
- The MC34118P is designed for use in telephone handsets and speakerphone applications.  
- It integrates multiple functions required for speech processing, including microphone amplification, sidetone generation, and speaker driving.  
- It supports full-duplex operation, allowing simultaneous transmission and reception of speech signals.  

### **Features:**
1. **Microphone Amplifier:** Includes a built-in preamplifier for the microphone input.  
2. **Sidetone Generation:** Provides sidetone cancellation to reduce feedback.  
3. **Speaker Driver:** Capable of driving a speaker directly.  
4. **Automatic Gain Control (AGC):** Maintains consistent signal levels.  
5. **Mute Function:** Allows muting of the microphone or speaker.  
6. **Low Power Consumption:** Suitable for battery-powered devices.  
7. **Compatibility:** Designed for standard telephone line interfaces.  

The MC34118P is commonly used in telecommunication devices, including speakerphones and hands-free telephone systems.

Application Scenarios & Design Considerations

VOICE SWITCHED SPEAKERPHONE CIRCUIT

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