TUSB2046IBVF

TUSB2046IBVF属性

---

TUSB2046IBVF描述

Fully Compliant With the USB Specification as a Full-Speed Hub: TID #30220231
32-Pin LQFP (1) Package With a 0.8-mm Terminal Pitch or QFN Package With a 0.5-mm Pin Pitch
3.3-V Low-Power ASIC Logic
Integrated USB Transceivers
State Machine Implementation Requires No Firmware Programming
One Upstream Port and Four Downstream Ports
All Downstream Ports Support Full-Speed and Low-Speed Operations
Two Power Source Modes
Self-Powered Mode
Bus-Powered Mode
Power Switching and Overcurrent Reporting Is Provided Ganged or Per Port
Supports Suspend and Resume Operations
Supports Programmable Vendor ID and Product ID With External Serial EEPROM
3-State EEPROM Interface Allows EEPROM Sharing
Push-Pull Outputs for PWRON Eliminate the Need for External Pullup Resistors
Noise Filtering on OVRCUR Provides Immunity to Voltage Spikes
Package Pinout Allows 2-Layer PCB
Low EMI Emission Achieved by a 6-MHz Crystal Input
Migrated From Proven TUSB2040 Hub
Lower Cost Than the TUSB2040 Hub
Enhanced System ESD Performance
No Special Driver Requirements; Works Seamlessly With Any Operating System With USB Stack Support
Supports 6-MHz Operation Through a Crystal Input or a 48-MHz Input Clock

---

TUSB2046IBVF相关产品