Fairchild USB1T11A Universal Serial Bus Transceiver Data Sheet
Summary
The USB1T11A is a highly reliable transceiver chip designed to create USB 1.1 compliant devices. It manages serial data transmission at both Full Speed (12Mbit/s) and Low Speed (1.5Mbit/s). This manual serves as an essential technical guide for electronic engineers, providing detailed pin assignments, functional truth tables, comprehensive specifications, and multiple package options (SOIC, MLP, TSSOP). Use this resource to easily design, implement, and update USB-compatible peripherals with confidence in industry-leading performance.
Page 1 Text Content
查询USB1T11A供应商
1T 11A iversal S erial B s Tran sceiver
November 1999 Revised March 2005
USB1T11A Universal Serial Bus Transceiver General Description Features The USB1T11A is a one chip generic USB transceiver. It is ■Complies with Universal Serial Bus specification 1.1 designed to allow 5.0V or 3.3V programmable and stan-
■Utilizes digital inputs and outputs to transmit and receive
dard logic to interface with the physical layer of the Univer-
USB cable data
sal Serial Bus. It is capable of transmitting and receiving
■Supports 12Mbit/s “Full Speed” and 1.5Mbit/s
serial data at both full speed (12Mbit/s) and low speed
“Low Speed” serial data transmission
(1.5Mbit/s) data rates.
■Compatible with the VHDL “Serial Interface Engine”
The input and output signals of the USB1T11A conform
from USB Implementers' Forum
with the “Serial Interface Engine”. Implementation of the
■Supports single-ended data interface
Serial Interface Engine along with the USB1T11A allows
the designer to make USB compatible devices with off-the- ■Single 3.3V supply
shelf logic and easily modify and update the application. ■ESD Performance: Human Body Model
! 9.5 k V on D, D pins only ! 4 k V on all other pins ■16-lead Pb-Free MLP package saves space
Ordering Code:
Package
Order Number Package Description
Number
USB1T11AM M14A 14-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-012, 0.150" Narrow (Note 1) USB1T11AM_NL M14A Pb-Free 14-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-012, 0.150" Narrow (Note 2) USB1T11ABQX MLP16C Pb-Free 16-Terminal Molded Leadless Package (MLP), JEDEC MO-220, 3mm square USB1T11AMTC MTC14 14-Lead Thin Shrink Small Outline Package (TSSOP), JEDEC MO-153, 4.4mm Wide (Note 1) USB1T11AMTC_NL MTC14 Pb-Free 14-Lead Thin Shrink Small Outline Package (TSSOP), JEDEC MO-153, 4.4mm (Note 2) Wide USB1T11AMTCX_NL MTC14 Pb-Free 14-Lead Thin Shrink Small Outline Package (TSSOP), JEDEC MO-153, 4.4mm (Note 2) Wide Pb-Free package per JEDEC J-STD-020B. Note 1: Device also available in Tape and Reel. Specify by appending suffix letter “X” to the ordering code. Note 2: “_NL” indicates Pb-Free package (per JEDEC J-STD-020B). Please use order number as indicated.
The USB-IF Logos are trademarks of Universal Serial Bus Implementers Forum, Inc.
© 2005 Fairchild Semiconductor Corporation DS500234 www.fairchildsemi.com
Page Summary Contents For Fairchild USB1T11A Universal Serial Bus Transceiver Data Sheet
Manual Details
| Brand | Fairchild |
|---|---|
| Pages | 11 |
| File Size | 556.63 KB |
| Published | July 07, 2026 |
Enter the captcha to get the download link:
Frequently Asked Questions
What communication speeds does this transceiver support?
It supports 12Mbit/s (Full Speed) and 1.5Mbit/s (Low Speed) serial data transmission.
What is the required operating voltage range?
The recommended DC Supply Voltage is between 3.0V to 3.6V, with a broad operational range of 0.5V to 7.0V.
Are there different physical packages available for this chip?
Yes, it is available in several packages including SOIC (14-Lead), MLP (16-Terminal), and TSSOP variants.
Can this device be used in life support systems?
No, the product is not authorized for use as critical components in life support devices without express written approval.