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TEA1064B from PHILIPS

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TEA1064B

Manufacturer: PHILIPS

Low voltage versatile telephone transmission circuit with dialler interface and transmit level dynamic limiting

Partnumber Manufacturer Quantity Availability
TEA1064B PHILIPS 20 In Stock

Description and Introduction

Low voltage versatile telephone transmission circuit with dialler interface and transmit level dynamic limiting The TEA1064B is a telephone transmission circuit manufactured by PHILIPS (now NXP Semiconductors). Below are its key specifications, descriptions, and features:

### **Specifications:**  
- **Supply Voltage Range:** 3.5V to 12V  
- **Line Current:** Adjustable (typically 10mA to 100mA)  
- **Power Dissipation:** Up to 500mW  
- **Operating Temperature Range:** -25°C to +75°C  
- **Package:** DIP16 or SO16  

### **Descriptions:**  
- Designed for analog telephone sets.  
- Integrates speech transmission, dialing interface, and line voltage regulation.  
- Includes automatic line loss compensation.  
- Supports pulse and tone dialing.  

### **Features:**  
- **Speech Network:** Balanced microphone amplifier and earpiece amplifier.  
- **DTMF Dialing:** Compatible with dual-tone multifrequency signaling.  
- **Pulse Dialing:** Supports loop disconnect dialing.  
- **Mute Function:** For dialing and hook switch operations.  
- **Low Standby Current:** Optimized for power efficiency.  
- **Line Voltage Regulator:** Ensures stable operation under varying line conditions.  

This IC was widely used in landline telephones for its integrated functionality and reliability.

Partnumber Manufacturer Quantity Availability
TEA1064B PHI 200 In Stock

Description and Introduction

Low voltage versatile telephone transmission circuit with dialler interface and transmit level dynamic limiting The TEA1064B is a telephone transmission circuit manufactured by Philips (PHI).  

### **Specifications:**  
- **Manufacturer:** Philips (PHI)  
- **Type:** Monolithic integrated telephone circuit  
- **Function:** Handles speech and dialing signals in telephone sets  
- **Operating Voltage:** Typically 3–12V  
- **Current Consumption:** Low power consumption in standby mode  
- **Package:** DIP (Dual In-line Package) or SO (Small Outline)  

### **Descriptions and Features:**  
- **Dual-Line Operation:** Supports both speech and dialing signals  
- **Automatic Gain Control (AGC):** Adjusts microphone and earpiece levels  
- **DTMF Compatibility:** Works with dual-tone multi-frequency (DTMF) dialing  
- **Low Standby Current:** Optimized for energy efficiency  
- **Integrated Regulator:** Provides stable supply voltage  
- **Mute Function:** Allows muting during dialing  

The TEA1064B is commonly used in landline telephones for signal processing and transmission.

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