ATMEGA128-16MUR vs ATMEGA64A-MU Comparison
Detailed side-by-side comparison of ATMEGA128-16MUR by Microchip Technology and ATMEGA64A-MU 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
ATMEGA128-16MUR - 8-bit AVR MCU 128KB 16MHz | Microchip
ATMEGA128-16MUR ✓ ActiveMicrochip Technology
ATMEGA64A-MU - 8-Bit AVR MCU, 16MHz, 64KB Flash | Microchip
ATMEGA64A-MU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA128-16MUR | ATMEGA64A-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $8.40 | $4.24 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Core Size | 8-bit | — |
| Maximum Clock Frequency | 16 MHz | — |
| Flash Memory | 128 KB (64K x 16) | 64 KB (32K x 16) ISP, read-while-write |
| SRAM | 4 KB | 4 KB |
| EEPROM | 4 KB | 2 KB |
| Supply Voltage Range | 4.5 V to 5.5 V | [DATA_NEEDED: Supply Voltage Range] |
| ADC Channels | 8 channels | — |
| ADC Resolution | 10-bit | — |
| Timers/Counters | 2 x 8-bit, 2 x 16-bit | — |
| PWM Channels | Yes (hardware PWM) | — |
| Communication Interfaces | 2 x USART, SPI, TWI (I2C) | — |
| JTAG Debug | Yes (on-chip debug and boundary scan) | — |
| I/O Pins | 53 | — |
| External Memory Support | Up to 64 KB | — |
| Sleep Modes | 6 | — |
| Package | 64-VFQFN (9x9 mm) exposed pad | 64-QFN (9x9 mm), exposed pad, surface mount |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant | — |
| Throughput | Up to 16 MIPS | — |
| Max Clock Frequency | — | 16 MHz |
| General Purpose I/O | — | 53 lines |
| Working Registers | — | 32 |
| Timer/Counters | — | 4 (two 8-bit, two 16-bit) plus RTC |
| USART Interfaces | — | 2 |
| ADC | — | 8-channel 10-bit |
| TWI (I2C) | — | Yes, byte-oriented |
| SPI | — | Yes |
| JTAG Interface | — | Yes (on-chip debug and boundary scan) |
| Operating Temperature Range | — | [DATA_NEEDED: Operating Temperature Range] |
| Pin Compatibility | — | 100% pin compatible with ATmega103 |