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UPD72042BGT from NEC

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UPD72042BGT

Manufacturer: NEC

IEBus(Inter Equipment Bus) protocol control IC

Partnumber Manufacturer Quantity Availability
UPD72042BGT NEC 2000 In Stock

Description and Introduction

IEBus(Inter Equipment Bus) protocol control IC The UPD72042BGT is a USB controller manufactured by NEC (now part of Renesas Electronics).  

### **Specifications:**  
- **Manufacturer:** NEC (Renesas Electronics)  
- **Model:** μPD72042BGT  
- **Interface:** USB 2.0  
- **Data Transfer Rate:** High-Speed (480 Mbps), Full-Speed (12 Mbps), Low-Speed (1.5 Mbps)  
- **Number of Ports:** 2 downstream ports  
- **Host Controller:** Compliant with USB 2.0 specifications  
- **Package Type:** LQFP (Low-profile Quad Flat Package)  
- **Operating Voltage:** 3.3V  
- **Operating Temperature:** Commercial-grade range (typically 0°C to 70°C)  

### **Descriptions and Features:**  
- **USB 2.0 Host Controller:** Supports high-speed (480 Mbps) data transfer.  
- **Integrated Hub Functionality:** Includes a 2-port USB hub.  
- **Compatibility:** Backward compatible with USB 1.1 devices.  
- **Power Management:** Supports suspend/resume and remote wake-up functions.  
- **On-Chip Termination:** Reduces external component requirements.  
- **Low Power Consumption:** Optimized for power-sensitive applications.  
- **Industrial Applications:** Used in embedded systems, PCs, and peripherals.  

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

Application Scenarios & Design Considerations

IEBus(Inter Equipment Bus) protocol control IC
Partnumber Manufacturer Quantity Availability
UPD72042BGT NEC 193 In Stock

Description and Introduction

IEBus(Inter Equipment Bus) protocol control IC The UPD72042BGT is a USB 2.0 host controller manufactured by NEC Electronics (now part of Renesas Electronics).  

### **Specifications:**  
- **Interface:** USB 2.0 (High-Speed, Full-Speed, Low-Speed)  
- **Compliance:** USB 2.0 Specification  
- **Number of Ports:** Supports up to 4 downstream ports  
- **Data Transfer Rates:**  
  - High-Speed (480 Mbps)  
  - Full-Speed (12 Mbps)  
  - Low-Speed (1.5 Mbps)  
- **Bus Interface:** PCI (32-bit, 33 MHz)  
- **Power Management:** Supports ACPI and legacy power management  
- **Operating Voltage:** 3.3V (PCI interface)  
- **Package:** 100-pin LQFP (Low-profile Quad Flat Package)  

### **Descriptions:**  
The UPD72042BGT is a single-chip USB 2.0 host controller designed for PCI-based systems. It provides enhanced USB functionality with support for high-speed transfers and backward compatibility with USB 1.1 devices.  

### **Features:**  
- Integrated USB 2.0 transceivers  
- Supports USB suspend/resume and remote wake-up  
- Compliant with OHCI (Open Host Controller Interface) and EHCI (Enhanced Host Controller Interface) standards  
- Built-in FIFO buffers for efficient data handling  
- Supports legacy keyboard and mouse emulation  

This chip was widely used in motherboards and expansion cards to enable USB 2.0 connectivity in PCs.

Application Scenarios & Design Considerations

IEBus(Inter Equipment Bus) protocol control IC

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