Operating Temperature -40°C~85°C TA
Packaging Tube
Published 2006
Series W79
Part Status Obsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 20
Subcategory Microcontrollers
Technology CMOS
Terminal Position DUAL
Terminal Pitch 2.54mm
Frequency 20MHz
Pin Count 20
JESD-30 Code R-PDIP-T20
Qualification Status Not Qualified
Power Supplies 3/5V
Interface I2C, UART, USART
Memory Size 4kB
Oscillator Type Internal
Number of I/O 18
RAM Size 128 x 8
Voltage - Supply (Vcc/Vdd) 2.7V~5.5V
Core Processor 8051
Peripherals Brown-out Detect/Reset, LED, LVD, POR, PWM, WDT
Program Memory Type FLASH
Core Size 8-Bit
Program Memory Size 4KB 4K x 8
Connectivity I2C, UART/USART
Supply Current-Max 25mA
Bit Size 8
Data Converter A/D 4x10b
ROM (words) 4096
RAM (bytes) 128