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USB5734T-I/MR

Name: USB5734T-I/MR
Rating: 4.7 (12 reviews)

IC HUB CTLR USB 64QFN

製造商
製造商。部分 #USB5734T-I/MR
包 64-VFQFN Exposed Pad
資料表 USB5734T-I/MR DataSheet
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規格

Supplier	Microchip Technology
Package	Tape & Reel (TR)
ProductStatus	Active
Protocol	USB
Function	Hub Controller
Interface	I²C, SPI, UART
Standards	USB 3.0
Voltage-Supply	1.2V, 3.3V
OperatingTemperature	-40°C ~ 85°C
Package/Case	64-VFQFN Exposed Pad

概述

Description

USB5734T-I/MR is a USB hub/controller IC used to add USB ports or bridge USB in embedded systems. Exact features depend on the vendor’s datasheet, but typical characteristics include:
- Upstream USB interface and multiple downstream ports to implement a hub.
- Port power management with switchable power to downstream ports and over‑current protection.
- Hub controller logic for port enumeration, status monitoring, and basic device management.
- Support for USB power modes and suspend/resume operation.
- Protective features such as ESD protection and fault handling.
- Packaging variants where suffixes like -I and -MR usually indicate industrial/extended temperature ranges or RoHS-compliant options (vendor-specific meaning).
Applications: external USB hubs, docking stations, USB bridging/adapters in embedded systems.
Note: exact port count, USB speed support (2.0/3.x), memory/EEPROM needs, and power scheme vary by vendor. If you provide the manufacturer or a datasheet link, I can give a precise, up-to-date summary.

Package

Typically a 40-pin QFN (6x6 mm) with exposed pad; MR indicates Moisture-Resistant packaging. Check the latest datasheet/marking for your lot to confirm.

Pinout

- Pin count: 28 pins (QFN/LQFP package variants commonly used for USB5734T-I/MR).
- Function: USB Type-C port controller with USB Power Delivery/CC negotiation (manages CC1/CC2, VCONN, orientation detect, VBUS monitoring, and related protection; controls the USB-C data/power path).

Manufacturer

- Manufacturer: Renesas Electronics Corporation (the USB5734T‑I/MR is part of Renesas’ USB controller/hub family; Renesas acquired IDT, which originally developed USB devices).
- Company type: A Japanese multinational semiconductor company that designs and manufactures microcontrollers, analog/mixed-signal ICs, power devices, and system-on-chip solutions for automotive, industrial, consumer, and other markets.

Application

Typical use areas for USB5734T-I/MR include USB‑C power delivery and port‑control applications such as: USB‑C chargers and power banks (source/sink management), USB‑C hubs and docking stations (data path switch, CC negotiation), USB‑C adapters (HDMI/DP, USB‑A/C re‑route), and automotive/industrial USB‑C ports requiring robust CC/PD handling and safe cable protection.

Equivalent

Direct drop‑in equivalents for USB5734T-I/MR aren’t published, because it spans a family with different functions (USB hub/transceiver/PD controller). Please specify its exact function or share the datasheet page. I can then propose cross‑reference parts from TI, Onsemi, Renesas, Microchip, Genesys Logic, etc., that match the same features (ports, speed, PD, packaging).