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ST7538P from ST,ST Microelectronics

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ST7538P

Manufacturer: ST, STM

POWER LINE FSK TRANSCEIVER

Partnumber Manufacturer Quantity Availability
ST7538P ST, STM 31814 In Stock

Description and Introduction

POWER LINE FSK TRANSCEIVER The ST7538P is a Power Line Transceiver IC manufactured by STMicroelectronics. Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Supply Voltage (VCC):** 7V to 12V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Modulation:** FSK (Frequency Shift Keying)  
- **Carrier Frequency Range:** Adjustable (typically 50kHz to 150kHz)  
- **Data Rate:** Up to 2400 bps  
- **Current Consumption:** Low power consumption in standby mode  
- **Package:** DIP (Dual In-line Package)  

### **Descriptions:**
- The ST7538P is designed for power line communication (PLC) applications, enabling data transmission over existing AC power lines.  
- It integrates a modem, line driver, and receiver in a single chip, simplifying PLC system design.  
- Suitable for home automation, industrial control, and smart metering applications.  

### **Features:**
- **Integrated FSK Modem:** Supports half-duplex communication.  
- **Built-in Line Driver:** Optimized for power line coupling.  
- **Low Power Consumption:** Includes power-saving modes.  
- **Noise Immunity:** Robust performance in noisy power line environments.  
- **Adjustable Carrier Frequency:** Configurable for different regional standards.  
- **On-Chip Voltage Regulator:** Ensures stable operation.  

For detailed electrical characteristics and application circuits, refer to the official ST7538P datasheet from STMicroelectronics.

Application Scenarios & Design Considerations

POWER LINE FSK TRANSCEIVER

Alternative Part Number

  • TH72011 --: FSK/ASK transmitter IC for power line and RF communication with similar modulation and carrier frequency range, usable as a functional substitute in many ST7538P designs.
  • MAX2980 --: Power line communication transceiver with integrated modem functions comparable to the ST7538P, suitable for narrowband PLC applications.
  • SIG1000 --: Power line communication modem IC offering similar narrowband PLC transmit/receive functionality and a comparable host interface.
  • L6574 --: Power line modem / transceiver IC from ST with similar PLC communication function and comparable interface, suitable as a functional substitute in power line communication designs.
  • MAX2982 --: Power line communication transceiver IC with comparable PLC modem role; requires review of pinout and interface compatibility before substitution.
  • TDA5051A --: Power-line modem IC with similar FSK carrier-based communication function, widely used as a functional substitute for the ST7538 in PLC applications.
  • SIG100 --: Power-line transceiver IC offering comparable narrowband PLC modulation and interface features, suitable as an alternative in similar designs.
  • LM1893 --: Classic power-line carrier transceiver with similar transmit/receive architecture, usable as a legacy-compatible alternative for ST7538P designs.

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