ATMEGA128-16AI vs ATMEGA128-16AUR Comparison
Detailed side-by-side comparison of ATMEGA128-16AI by Microchip Technology and ATMEGA128-16AUR 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
ATMEGA128-16AI - 8-bit AVR MCU 16MHz 128KB Flash | Microchip
ATMEGA128-16AI ✓ ActiveMicrochip Technology
ATMEGA128-16AUR - 8-Bit AVR MCU, 128KB Flash, 16MHz | Microchip (Tape & Reel)
ATMEGA128-16AUR ✓ ActiveSpecification Comparison
| Parameter | ATMEGA128-16AI | ATMEGA128-16AUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Architecture | AVR 8-bit RISC | 8-bit AVR RISC |
| CPU Speed | 16 MHz | — |
| Flash Memory | 128 KB (64K x 16) In-System Programmable | 128 KB (64K x 16) In-System Programmable |
| SRAM | 4 KB | 4 KB |
| EEPROM | 4 KB | 4 KB |
| Operating Voltage | 4.5 V to 5.5 V | — |
| MIPS Throughput | 16 MIPS at 16 MHz | — |
| ADC | 8-channel 10-bit | 8-channel 10-bit |
| Timers/Counters | Two 8-bit, Two 16-bit | — |
| Communication Interfaces | SPI, TWI (I2C), 2x USART | — |
| JTAG | On-chip JTAG for debugging and boundary scan | — |
| Instructions | 133 instructions, most single-cycle | — |
| Package | 64-TQFP (14x14 mm) | 64-TQFP (14x14 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40C to +85C (industrial, per AI suffix) | — |
| External Memory Interface | XMEM up to 64 KB | Supported (up to 64 KB external data memory) |
| RoHS Status | unknown | Compliant (RoHS Y) |
| Maximum Clock Frequency | — | 16 MHz |
| Throughput | — | 16 MIPS at 16 MHz (approx. 1 MIPS per MHz) |
| Supply Voltage Range | — | 4.5 V to 5.5 V (16 MHz speed grade) |
| Debug Interface | — | JTAG for on-chip debugging |
| Temperature Grade | — | Industrial (IND TEMP) |
| Serial Interfaces | — | 2x USART, SPI, Two-Wire Interface (I2C-compatible) |
| MSL Level | — | [DATA_NEEDED: MSL rating] |
| Operating Temperature Range | — | [DATA_NEEDED: exact min/max operating temperature] |