Microchip, Controller IC, 1-Channel 1 Mbps, 3.3 V, USB 2.0, 1.2 V, 32-Pin SQFN

RS stock no.:: 165-4273
Mfr. Part No.:: USB3503-I/ML
Manufacturer:: Microchip

Microchip, Controller IC, 1-Channel 1 Mbps, 3.3 V, USB 2.0, 1.2 V, 32-Pin SQFN

Image representative of range

Subtotal (1 tray of 490 units)*

R 32 031,79

(exc. VAT)

R 36 836,73

(inc. VAT)

FREE delivery for orders over R 1,500.00

Temporarily out of stock

Shipping from 16 March 2026

Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Units	Per unit	Per Tray*
490 +	R 65.371	R 32,031.79

*price indicative

RS stock no.:: 165-4273
Mfr. Part No.:: USB3503-I/ML
Manufacturer:: Microchip

Specification

Technical data sheets

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Microchip
	Maximum Data Rate	1Mbps
	Product Type	Controller IC
	Number of Transceivers	1
	USB Specification	USB 2.0
	Sub Type	Controller
	Power Supply Type	Dual, Single
	ESD Protection	Yes
	Minimum Supply Voltage	1.2V
	Maximum Supply Voltage	3.3V
	Mount Type	Surface
	Package Type	SQFN
	Pin Count	32
	Dual Supply Voltage	1.8V
	Minimum Operating Temperature	-40°C
	Supported Protocols	USB 2.0
	Maximum Operating Temperature	85°C
	Standards/Approvals	No
	Length	5.1mm
	Height	0.95mm
	Series	USB3503
	Width	5.1 mm
	Automotive Standard	No

	Select all
	Brand Microchip
	Maximum Data Rate 1Mbps
	Product Type Controller IC
	Number of Transceivers 1
	USB Specification USB 2.0
	Sub Type Controller
	Power Supply Type Dual, Single
	ESD Protection Yes
	Minimum Supply Voltage 1.2V
	Maximum Supply Voltage 3.3V
	Mount Type Surface
	Package Type SQFN
	Pin Count 32
	Dual Supply Voltage 1.8V
	Minimum Operating Temperature -40°C
	Supported Protocols USB 2.0
	Maximum Operating Temperature 85°C
	Standards/Approvals No
	Length 5.1mm
	Height 0.95mm
	Series USB3503
	Width 5.1 mm
	Automotive Standard No

COO (Country of Origin):: TH

USB3503 USB 2.0 HSIC Hub Controllers

From Microchip the USB3503 device is a High-Speed Inter-Chip (HSIC) USB 2.0 Hub Controller designed for use in portable applications requiring more than one USB port. Offering three downstream ports the USB3503 attaches to an upstream port via HSIC and supports low, full and hi-speed downstream devices on all enabled ports. Integrated into the device is Microchip’s RapidCharge Anywhere™ technology that provides USB-IF battery charging 1.1 specification to any portable device.

Features

Integrated USB 2.0-compatible 3-port hub

HSIC upstream port

Advanced power saving features including 1μA standby current

USB-IF BC 1.1 detection

Supports Single-TT or Multi-TT configurations for Full and Low-Speed connections

Enhanced configuration options available through serial I2C slave port

Internal default configuration option when serial I2C host is not available

Incorporates Microchip’s MultiTRAK™, PortMap, PortSwap, PHYBoost, VariSense™ and flexPWR® technologies

External 12 to 52 MHz clock inputs

Internal 3.3V and 1.2V voltage regulators for single supply operation

USB Port ESD Protection (DP/DM) up to ±15kV (IEC 61000-4-2)

Microchip, Controller IC, 1-Channel 1 Mbps, 3.3 V, USB 2.0, 1.2 V, 32-Pin SQFN

FREE delivery for orders over R 1,500.00

USB3503 USB 2.0 HSIC Hub Controllers

Features

USB (Universal Serial Bus) - Microchip

Related links