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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.

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.

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