AT89S52-24PU

Category	Integrated Circuits (ICs)
Family	Embedded - Microcontrollers
Series	89S
Core Processor	8051
Core Size	8-Bit
Speed	24MHz
Connectivity	UART/USART
Peripherals	WDT
Number of I /O	32
Program Memory Size	8KB (8K x 8)
Program Memory Type	FLASH
EEPROM Size	-
RAM Size	256 x 8
Voltage - Supply (Vcc/Vdd)	4 V ~ 5.5 V
Data Converters	-
Oscillator Type	Internal
Operating Temperature	-40°C ~ 85°C
Package / Case	40-DIP (0.600", 15.24mm)

If you have need the stock,please don't hesitate to contact with Trustbond Technology Corp.
Http://www.trustbond.com.tw