Counterfeit and defect prevention
Visual and packaging inspection
Electrical performance verification
Service Email:
[email protected]
>
NET2272REV1A-LF
Broadcom Limited
IC CONTROLLER USB 2.0 64TQFP
18577 Pcs New Original In Stock
USB Controller USB 2.0 USB Interface 64-TQFP (10x10)
Request Quote
(Ships tomorrow)
*Quantity
Minimum 1
Minimum 1
5.0 / 5.0
- (325 Ratings)
NET2272REV1A-LF
Product Overview
6444917
DiGi Electronics Part Number
NET2272REV1A-LF-DGManufacturer
Broadcom Limited
NET2272REV1A-LF
Description
IC CONTROLLER USB 2.0 64TQFPInventory
18577 Pcs New Original In Stock
USB Controller USB 2.0 USB Interface 64-TQFP (10x10)
Quantity
Minimum 1
Minimum 1
Purchase and inquiry
Warranty & Returns
How to Order
Shipping & Delivery
Quality Assurance
365 - Day Quality Guarantee - Every part fully backed.
90 - Day Refund or Exchange - Defective parts? No hassle.
Limited Stock, Order Now - Get reliable parts without worry.
Global Shipping & Secure Packaging
Worldwide Delivery in 3-5 Business Days
100% ESD Anti-Static Packaging
Real-Time Tracking for Every Order
Secure & Flexible Payment
Credit Card, VISA, MasterCard, PayPal, Western Union, Telegraphic Transfer(T/T) and more
All payments encrypted for security
NET2272REV1A-LF Technical Specifications
Category
Interface, Controllers
Packaging
-
Series
-
Product Status
Obsolete
DiGi-Electronics Programmable
Not Verified
Protocol
USB
Function
Controller
Interface
USB
Standards
USB 2.0
Voltage - Supply
1.8V ~ 5V
Current - Supply
-
Operating Temperature
-
Package / Case
64-TQFP
Supplier Device Package
64-TQFP (10x10)
Datasheet & Documents
HTML Datasheet
NET2272REV1A-LF-DG
Environmental & Export Classification
Moisture Sensitivity Level (MSL)
4 (72 Hours)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.39.0001
Additional Information
Other Names
516-3360
Standard Package
800
Reviews
5.0/5.0-(Show up to 5 Ratings)
December 02, 2025
Leur professionnalisme et leur souci du détail rendent mon expérience d'achat très agréable.
December 02, 2025
DiGi Electronics zeichnet sich durch exzellenten Versand und einen herausragenden Kundenservice aus.
December 02, 2025
DiGi Electronics bietet eine starke Unterstützung nach dem Kauf und immer ausreichendes Inventar.
December 02, 2025
The site’s clear instructions throughout the checkout made the process easy.
December 02, 2025
DiGi Electronics’s consistency in delivery and packaging exceeds our standards.
Publish Evalution
Evalution Message
Please enter your review message.
Please post honest comments and do not post ilegal comments.
Frequently Asked Questions (FAQ)
What are the key design-in risks when using the NET2272REV1A-LF in a new USB 2.0 controller application given its obsolete status?
Using the NET2272REV1A-LF in new designs carries significant supply chain and lifecycle risks due to its obsolete status. Engineers should avoid design-in unless supporting legacy hardware or planning obsolescence mitigation such as lifetime buys or drop-in replacements like the NXP ISP1362N or Cypress CY7C68013A. Consider implementing a second-source strategy or FPGA-based USB 2.0 controller bridge to reduce long-term BOM vulnerability. Evaluate stock availability from authorized distributors carefully, as counterfeit risk increases with out-of-production ICs.
How does the wide 1.8V to 5V supply voltage range of the NET2272REV1A-LF impact level shifting in mixed-voltage embedded systems?
The NET2272REV1A-LF's wide 1.8V to 5V supply allows direct interfacing with both 1.8V microcontrollers and 3.3V/5V logic, reducing the need for external level shifters. However, engineers must ensure all connected devices operate within their specified I/O voltage tolerances—especially critical when interfacing with 3.3V-only processors. Use series resistors and clamping diodes if voltage back-feed is possible. Validate signal integrity across temperature and voltage corners, as timing margins may degrade near voltage extremes when used with high-speed USB 2.0 full-speed signaling.
Can the NET2272REV1A-LF reliably replace the Motorola MPC823 in legacy industrial control systems with on-the-go USB interface needs?
While the NET2272REV1A-LF can supplement systems previously using the MPC823 for USB 2.0 host/device functionality, it is not a direct replacement. The NET2272REV1A-LF is a dedicated USB peripheral controller, whereas the MPC823 integrates a PowerQUICC processor core. Use the NET2272REV1A-LF as a discrete USB interface add-on to modern CPUs interfacing via its parallel FIFO or 8-bit muxed interface. Ensure firmware can handle the NET2272REV1A-LF’s endpoint configuration registers properly, since it lacks built-in protocol stack support compared to more integrated NXP alternatives.
What PCB layout and signal integrity precautions should be followed when integrating the NET2272REV1A-LF in high-noise industrial environments?
When deploying the NET2272REV1A-LF in electrically noisy settings, maintain strict USB D+ and D− trace impedance control at 90Ω differential, with length matching within 100 mils to prevent skew-induced errors. Route away from switching regulators or motor controls, and add ferrite beads with TVS diodes (e.g., SMAJ5.0A) on the USB lines. Ground the exposed thermal pad with multiple vias to an internal ground plane. Since the NET2272REV1A-LF lacks built-in ESD protection on all pins, include transient protection on data and control lines to ensure field reliability.
How does the MSL-4 (72-hour floor life) rating of the NET2272REV1A-LF impact manufacturing and reflow processes in high-humidity production environments?
The NET2272REV1A-LF's MSL-4 rating requires strict handling in humid environments—once the dry pack is opened, the device must be assembled within 72 hours unless stored in a controlled dry cabinet (<10% RH). If floor life is exceeded, bake the NET2272REV1A-LF at 125°C for 24 hours before reflow. Prefer reflow profiles with slow ramp rates to avoid 'popcorning.' Use moisture barrier bags with desiccant and humidity indicator cards for storage. These steps are essential to prevent solder joint defects and internal die damage during high-volume or contract manufacturing runs.
Quality Assurance (QC)
DiGi ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
NET2272REV1A-LF CAD Models
Broadcom Limited NET2272REV1A-LF PCB symbols & footprints
productDetail
