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ISP1122A from PHILIPS

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ISP1122A

Manufacturer: PHILIPS

Universal Serial Bus stand-alone hub

Partnumber Manufacturer Quantity Availability
ISP1122A PHILIPS 36 In Stock

Description and Introduction

Universal Serial Bus stand-alone hub The ISP1122A is a USB interface chip manufactured by PHILIPS (now NXP Semiconductors). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:  

### **Specifications:**  
- **Manufacturer:** PHILIPS (NXP Semiconductors)  
- **Part Number:** ISP1122A  
- **Interface:** USB (Universal Serial Bus)  
- **Compliance:** USB 1.1 Full-Speed (12 Mbps)  
- **Operating Voltage:** 3.3V (with 5V tolerant I/Os)  
- **Package:** Typically available in SSOP28 (Shrink Small Outline Package, 28-pin)  
- **Operating Temperature Range:** Commercial (0°C to +70°C) or Industrial (-40°C to +85°C) depending on variant  

### **Descriptions:**  
The ISP1122A is a USB interface controller designed for embedded applications requiring USB connectivity. It provides a bridge between a microcontroller or microprocessor and the USB bus, handling USB protocol management.  

### **Features:**  
- Supports USB Full-Speed (12 Mbps) communication.  
- Integrated USB transceiver (PHY).  
- Built-in FIFO buffers for data transfer.  
- Supports control, bulk, interrupt, and isochronous USB transfer types.  
- 3.3V operation with 5V-tolerant I/O pins.  
- Low power consumption with suspend/resume capabilities.  
- On-chip clock multiplier for flexible clock input.  

For exact datasheet details, refer to the official NXP (formerly PHILIPS) documentation.

Application Scenarios & Design Considerations

Universal Serial Bus stand-alone hub
Partnumber Manufacturer Quantity Availability
ISP1122A PHI 1457 In Stock

Description and Introduction

Universal Serial Bus stand-alone hub The ISP1122A is a USB interface device manufactured by Philips Semiconductors (now NXP Semiconductors).  

### **Manufacturer:**  
- **PHI (Philips Semiconductors)**  

### **Specifications:**  
- **Interface:** USB Full-Speed (12 Mbps)  
- **Compliance:** USB 1.1  
- **Package:** SSOP28 (Shrink Small Outline Package, 28-pin)  
- **Operating Voltage:** 3.3V  
- **Integrated USB transceiver**  
- **Supports control, bulk, interrupt, and isochronous transfers**  
- **On-chip FIFO buffers for data handling**  
- **Programmable clock output**  

### **Descriptions and Features:**  
- Designed for embedded USB applications.  
- Provides a simple interface between a microcontroller and USB.  
- Includes an integrated USB transceiver, eliminating the need for external components.  
- Supports multiple USB transfer types (Control, Bulk, Interrupt, Isochronous).  
- Features FIFO buffers to manage data flow efficiently.  
- Low power consumption in suspend mode.  
- Used in devices such as printers, scanners, and industrial controllers.  

This information is based on the original datasheet and technical documentation from Philips Semiconductors.

Application Scenarios & Design Considerations

Universal Serial Bus stand-alone hub

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