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MC34114DW

TELEPHONE SPEECH NETWORK WITH DIALER INTERFACE

Partnumber Manufacturer Quantity Availability
MC34114DW 35 In Stock

Description and Introduction

TELEPHONE SPEECH NETWORK WITH DIALER INTERFACE The MC34114DW is a monolithic integrated circuit designed for telephone applications. Here are its key specifications, descriptions, and features:

### **Manufacturer:**  
- ON Semiconductor  

### **Description:**  
The MC34114DW is a telephone circuit IC that provides essential functions for telephone line interfacing, including speech network, dialer interface, and ringer functions. It is commonly used in landline telephones and related communication devices.  

### **Features:**  
1. **Speech Network:**  
   - Includes transmit and receive amplifiers for voice signal processing.  
   - Adjustable sidetone cancellation.  

2. **Dialer Interface:**  
   - Compatible with pulse (rotary) and DTMF (tone) dialing.  
   - Supports muting during dialing.  

3. **Ringer Circuit:**  
   - High-voltage ringer driver for electromechanical or electronic ringers.  
   - Adjustable ringing frequency and cadence.  

4. **Line Interface:**  
   - On-chip voltage regulator for stable operation.  
   - Supports loop current detection and line polarity reversal.  

5. **Power Management:**  
   - Low standby current consumption.  
   - On-chip zener diode for overvoltage protection.  

6. **Package:**  
   - 16-pin SOIC (DW suffix).  

### **Applications:**  
- Landline telephones  
- Answering machines  
- Fax machines  
- Modems  

This information is based solely on the manufacturer's datasheet and technical documentation.

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