TS83C51RB24
8-Bit Microcontroller-Microcomputer - Watchdog Timer, TTL,CMOS Logic Levels

From Intel

Clock Frequency - Max. (Hz)24M
Clock Frequency - Min. (Hz)3.5M
Memory Addressing Range128k
MilitaryN
No. of I/O Ports4
Number of I/O Lines32
Number of Interrupt Lines2
On-Chip RAM (Bytes)512
On-Chip ROM (bytes)16k
PackageQFP
Pins44
TechnologyCMOS
Vsup Nom.(V) Supply Voltage5

External links