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MC145574 from MOTO,Motorola

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MC145574

Manufacturer: MOTO, MOT

ISDN S/T-Interface Transceiver

Partnumber Manufacturer Quantity Availability
MC145574 MOTO, MOT 1044 In Stock

Description and Introduction

ISDN S/T-Interface Transceiver The MC145574 is a manufacturer part from Motorola (now part of NXP Semiconductors). Here are its key specifications, descriptions, and features:  

### **Specifications:**  
- **Manufacturer:** Motorola (NXP Semiconductors)  
- **Type:** Integrated Circuit (IC)  
- **Function:** Digital Subscriber Line (DSL) Transceiver  
- **Technology:** CMOS  
- **Operating Voltage:** Typically 3.3V or 5V (specific datasheet required for exact values)  
- **Data Rate:** Supports DSL communication speeds (exact rate depends on configuration)  
- **Package Type:** Likely available in surface-mount (SMD) packages such as QFP or PLCC  

### **Descriptions:**  
- The MC145574 is a DSL transceiver IC designed for high-speed digital communication over telephone lines.  
- It integrates analog front-end (AFE) and digital signal processing (DSP) functions for efficient DSL modem applications.  

### **Features:**  
- **Integrated AFE and DSP:** Reduces external component count.  
- **Low Power Consumption:** Optimized for power-sensitive applications.  
- **Compliance:** Meets DSL standards for reliable performance.  
- **Flexible Interface:** Supports standard microcontroller or DSP interfaces.  

For exact electrical characteristics and application details, refer to the official **MC145574 datasheet** from NXP/Motorola.

Application Scenarios & Design Considerations

ISDN S/T-Interface Transceiver

Alternative Part Number

  • TP3057 --: Pin-compatible PCM codec/filter in the same function class as the MC145574, widely used as a drop-in replacement in telecom voice circuits.
  • MC145557 --: Same Motorola codec family with matching serial PCM interface and supply requirements, offering a close functional match.
  • TP3054 --: Comparable mu-law PCM codec/filter with similar pinout and electrical characteristics, suitable for voice channel applications.
  • W6811 --: Modern single-channel PCM codec with compatible serial interface and pinout, suitable for new designs replacing the older MC145574.

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