If you are looking for a 16K bytes flash microcontroller unit, then the ATMEGA16A is a 16Kbit low power high-performance CMOS Microcontroller based on the Atmel AVR enhanced RISC architecture. With the 16kB self-programming flash program memory it is powered by the 1024B SRAM and 512-byte EEPROM it has peripheral support of 8 channel 10-bit Analog to Digital converter. For debugging and Programming, it has a JTAG interface for on-chip-debug.It can operate from 2.7V to 5.5V operating voltages. Peripheral support includes SPI, Timer, USART. Atmega16a pinout: Atmega16 features, specification Features: – It has advanced RISC architecture 32 Programmable I/O Pins for with multiple operations Internal Calibrated RC oscillator Real-time counter that uses separate oscillator Power-on reset (POR) and programmable brown-out detection External and internal interrupt sources Mode of operations – Idle, ADC noise reduction, power-save, power-down, standby and extended standby Specification: – Package/Case : PDIP-40 Minimum Supply Voltage (V) : 7V Maximum Supply Voltage (V) : 5V of Timers/Counters : 3 Timers of I/Os : 32 Architecture : 8-bit Microcontrollers MCU Product Series : ATmega16A Maximum Clock Frequency (MHz) : 16 Data Bus Width : 8 bit Interface Supports : 2-Wire, SPI, USART Mounting Type : Through Hole, DIP Package Program Memory Size (kB) : 16 Data RAM size and Type : 1KB SRAM Data ROM Size and Type : 512-B EEPROM Operating Temperature Range (C) :-24 to 85 Atmega16a Applications: Data logging Controlled Operations Data processing and small applications where Input output single bit data transfer is required. Sensor Integration Computer and Microcontroller communications Atmega16a Dimension and footprint: Package Contains 1x Atmega16A-PU Microcontroller (DIP Package)