ATMEGA64-16AJ vs ATMEGA128-16AU Comparison
Detailed side-by-side comparison of ATMEGA64-16AJ by Microchip Technology and ATMEGA128-16AU 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
ATMEGA64-16AJ - 8-Bit AVR MCU 16MHz 64KB Flash | Microchip
ATMEGA64-16AJ β ActiveMicrochip Technology
ATMEGA128-16AU - 8-Bit AVR MCU, 128KB Flash, 16MHz | Microchip
ATMEGA128-16AU β ActiveSpecification Comparison
| Parameter | ATMEGA64-16AJ | ATMEGA128-16AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $6.40 | $14.30 |
| Core Processor | AVR | β |
| Core Size | 8-Bit | β |
| Speed | 16 MHz | β |
| Flash Program Memory | 64 KB (32K x 16) | β |
| SRAM | 4 KB | 4 KB |
| EEPROM | 2 KB | 4 KB |
| Operating Supply Voltage | 4.5 V to 5.5 V (5V) | β |
| ADC Channels | 8 channels, 10-bit | β |
| Peripherals | POR, PWM, WDT | β |
| Connectivity | I2C, SPI, UART/USART, JTAG | β |
| Number of I/O | 53 | β |
| MIPS Throughput | 16 MIPS at 16 MHz | β |
| RISC Instruction Set | 130 instructions, most single-cycle | β |
| Package | 64-TQFP (14x14 mm) | 64-TQFP (14x14 mm) |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | β |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | [DATA_NEEDED: RoHS compliance status] | Compliant (RoHS Y) |
| Thermal Resistance (theta_JA) | [DATA_NEEDED: thermal resistance] | β |
| Oscillator Type | Internal + External (crystal/resonator) | β |
| Core Architecture | β | 8-bit AVR RISC |
| Flash Memory | β | 128 KB (64K x 16) In-System Programmable |
| Maximum Clock Frequency | β | 16 MHz |
| Throughput | β | 16 MIPS at 16 MHz (approx. 1 MIPS per MHz) |
| Supply Voltage Range | β | 4.5 V to 5.5 V (16 MHz speed grade) |
| ADC | β | 8-channel 10-bit |
| Debug Interface | β | JTAG for on-chip debugging |
| Temperature Grade | β | Industrial (IND TEMP) |
| External Memory Interface | β | Supported (up to 64 KB external data memory) |
| Serial Interfaces | β | 2x USART, SPI, Two-Wire Interface (I2C-compatible) |
| MSL Level | β | [DATA_NEEDED: MSL rating] |
| Operating Temperature Range | β | [DATA_NEEDED: exact min/max operating temperature] |