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TP3057J

Enhanced Serial Interface CODEC/Filter COMBO Family

Partnumber Manufacturer Quantity Availability
TP3057J 35 In Stock

Description and Introduction

Enhanced Serial Interface CODEC/Filter COMBO Family The part TP3057J is a telecommunications circuit designed for use in pulse code modulation (PCM) systems. Here are its key specifications, descriptions, and features:

### **Manufacturer:**  
- Originally manufactured by **Texas Instruments (TI)**.

### **Specifications:**  
- **Function:** PCM Codec-Filter (Coder-Decoder and Filter).  
- **Technology:** CMOS.  
- **Operating Voltage:** Typically **5V**.  
- **Sampling Rate:** Supports standard **8 kHz** sampling for telephony applications.  
- **Bit Resolution:** **8-bit** linear or **μ-law/A-law** companding.  
- **Interface:** Compatible with **T1** and similar digital telecommunication systems.  
- **Package:** Typically available in a **DIP (Dual In-line Package)**.  

### **Descriptions:**  
- Integrates both **analog-to-digital (ADC)** and **digital-to-analog (DAC)** conversion functions.  
- Includes an **on-chip band-limiting filter** to meet telephony bandwidth requirements (300 Hz to 3400 Hz).  
- Designed for **PCM voice transmission** in digital telecommunication networks.  

### **Features:**  
- **Low Power Consumption:** Optimized for telecom applications.  
- **Built-in Companding:** Supports **μ-law (North America)** and **A-law (Europe)** standards.  
- **Serial Data Interface:** Simplifies connection to digital systems.  
- **On-Chip Voltage Reference:** Reduces external component requirements.  

This part is commonly used in **telephone line cards, modems, and digital communication equipment**.  

(Note: Availability may vary as it is an older component.)

Application Scenarios & Design Considerations

Enhanced Serial Interface CODEC/Filter COMBO Family

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