TMU3100 Datasheet, PDF (1/18 Pages) List of Unclassifed Manufacturers – The TMU3100 is an 8-bit microprocessor embedded device tailored to USB/PS2 Keyboard application

TMU3100
USB Controller
GENERAL DESCRIPTION
The TMU3100 is an 8-bit microprocessor embedded device tailored to the USB/PS2 Keyboard application. It
includes an 8-bit RISC CPU core, 192-byte SRAM, Low Speed USB Interface and an 8K x 14 internal
program OTP-ROM.
FEATURE
„ Compliance with the Universal Serial Bus specification v1.1
„ Built-in USB Transceiver and 3.3V regulator
„ Support USB Suspend and Resume function
„ One Control IN/OUT and two Interrupt IN endpoints
„ PS2 compatible keyboard interface share with USB interface
„ 192 byte internal SRAM
„ 8K x 14 internal program OTP-ROM
„ 8-bit RISC CPU core with only 36 instruction
„ 3MHz instruction rate with 6MHz crystal oscillation
„ 40/48 pin package
BLOCK DIAGRAM
USB
Transceiver
USB
SIE
USB
Controller
Keyboard
Interface
8-bit RISC
CPU
8K x 14
Program OTP
ROM
192 Bytes
SRAM
1
tenx technology, inc.
Rev 1.4 2004/03/01