ATMEGA128-16AN vs ATMEGA128A-AU Comparison
Detailed side-by-side comparison of ATMEGA128-16AN by Microchip Technology and ATMEGA128A-AU by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
ATMEGA128-16AN - 8-Bit AVR MCU 128KB 16MHz TQFP-64 | Microchip
ATMEGA128-16AN β ActiveMicrochip Technology
ATMEGA128A-AU - 8-bit AVR MCU 128KB Flash 16MHz TQFP-64 | Microchip
ATMEGA128A-AU β ActiveSpecification Comparison
| Parameter | ATMEGA128-16AN | ATMEGA128A-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $7.44 | $4.30 |
| Core Architecture | 8-bit AVR RISC | β |
| Core Size | 8-bit | 8-Bit |
| Max Clock Frequency | 16 MHz | 16 MHz |
| Peak Throughput | 16 MIPS at 16 MHz | β |
| Flash Memory | 128 KB (64K x 16) | 128 KB (64K x 16), In-System Programmable, read-while-write |
| SRAM | 4 KB | 4 KB |
| EEPROM | 4 KB | 4 KB |
| Operating Voltage Range | 4.5 V to 5.5 V | β |
| General Purpose I/O | 53 lines | 53 lines |
| Timers/Counters | 4 with compare modes and PWM | 4 flexible timer/counters with compare modes and PWM |
| ADC | 8-channel, 10-bit | 8-channel, 10-bit |
| USART | 2 | β |
| Communication Interfaces | 2x USART, TWI (I2C), SPI | 2x USART, TWI (I2C), SPI |
| Debug / Boundary Scan | JTAG (IEEE 1149.1 interface for on-chip debugging) | JTAG (IEEE 1149.1) |
| Instructions | 131 instructions, most single-cycle | β |
| Package | 64-TQFP (14x14 mm) | 64-TQFP (14x14 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40C to +85C | [DATA_NEEDED: operating temperature range] |
| Working Registers | 32 general purpose | 32 general purpose |
| RoHS Status | unknown | β |
| Core Processor | β | AVR |
| Architecture | β | Enhanced RISC, 133 instructions |
| Supply Voltage Range | β | 2.7 V to 5.5 V |
| Real-Time Counter | β | Yes (RTC) |
| Projected End of Life | β | 2048-10-03 (per distributor lifecycle data) |