Holtek Semiconductor HT82K95EE
HT82K95AE is fully pin and functionally compatible with the OTP version HT82K95EE device. The two dice are wire-bonded to form HT82K95EE/HT82K95AE.FEATURES
● Operating voltage:● 160´8 data memory RAM
● 128´8 data EEPROM
● All I/O ports support wake-up options
● HALT function and wake-up feature reduce power fSYS=6M/12MHz: 4.2V~5.5V
● Low voltage reset function
● 32 bidirectional I/O lines (max.)
● 8-bit programmable timer/event counter with over- consumption
● 8-level subroutine nesting
● Up to 0.33ms instruction cycle with 12MHz system flow interrupt
● 16-bit programmable timer/event counter and over- flow interrupts
● Crystal oscillator (6MHz or 12MHz)
● Watchdog Timer
● PS2 and USB modes supported
● USB1.1 low speed function
● 3 endpoints supported (endpoint 0 included)
● 4096´15 program memory ROM clock at VDD=5V
● Bit manipulation instruction
● 15-bit table read instruction
● 63 powerful instructions
● All instructions in one or two machine cycles
● 28-pin SOP package
GENERAL DESCRIPTION
This device is an 8-bit high performance RISC architecture microcontroller designed for USB product applications. It is particularly suitable for use in products such as keyboards.