Fairchild USB1T1105A Universal Serial Bus Peripheral Transceiver with Voltage Regulator Data Sheet
Summary
Fairchild USB1T1105A USB 2.0 full-speed peripheral transceiver with integrated 5V to 3.3V regulator. Features 12Mbps data rate, differential and single-ended signaling, 15kV ESD protection on bus pins, and 3.3mm leadless MLP package. Covers digital I/O for USB controller connection, power management, and bus timing compliance with application circuits. For hardware designers adding USB to portable devices where space and ESD protection are critical.
Page 1 Text Content
查询USB1T1105A供应商 1T 1105A iversal S erial B s P erip eral Tran sceiver w ith Vo ltag e R eg lato
January 2005 Revised August 2005
USB1T1105A Universal Serial Bus Peripheral Transceiver with Voltage Regulator General Description Features The USB1T1105A is an Universal Serial Bus Specification Rev Complies with Universal Serial Bus Specification 2.0 2.0 compliant transceiver. The device provides an USB inter-
Integrated 5V to 3.3V voltage regulator for powering VBus
face for Full-Speed (12Mbit/s) USB applications. The
USB1T1105A provides excellent flexibility, allowing differential Utilizes digital inputs and outputs to transmit and receive and single ended inputs while an integrated voltage regulator USB cable data
sets the I/O level to 1.65V to 3.6V. Utilizing an integrated 5.0V to
Supports full speed 12Mbits/s speed data rates
3.3V voltage regulator, the part can be powered directly from
the USB host (VBUS) to minimize the power consumed from the Ideal for portable electronic devices
local sources while used in devices with low supply voltages.
15k V contact HBM ESD protection on bus pins
The USB1T1105A provides 15k V ESD protection on the USB
3.3mm leadless package
bus pins (D /D). This eliminates the need for any external ESD
devices while providing excellent protection to larger and more Industry standard HBCC footprint is lead-free
expensive ASICs and USB controllers.
Applications Cell phone PDA Digital camera MP3
Ordering Code:
Package
Order Number Package Description
Number
USB1T1105AMHX MLP16HB Pb-Free 16-Terminal Molded Leadless Package (MHBCC), JEDEC MO-217, 3mm Square
Pb-Free package per JEDEC J-STD-020B.
Logic Diagram
© 2005 Fairchild Semiconductor Corporation DS500911 www.fairchildsemi.com
Page Summary Contents For Fairchild USB1T1105A Universal Serial Bus Peripheral Transceiver with Voltage Regulator Data Sheet
Manual Details
| Brand | Fairchild |
|---|---|
| Pages | 12 |
| File Size | 302.27 KB |
| Published | June 17, 2026 |
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Frequently Asked Questions
What USB specification does the USB1T1105A comply with?
It complies with Universal Serial Bus Specification 2.0.
What is the data rate supported by this transceiver?
It supports the full speed 12Mbits/s USB data rate.
What level of ESD protection does it provide on the bus pins?
It provides 15kV contact HBM ESD protection on the D+/D- bus pins.