ATMEGA128A-ANR vs ATMEGA128-16AI Comparison
Detailed side-by-side comparison of ATMEGA128A-ANR by Microchip Technology and ATMEGA128-16AI 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
ATMEGA128A-ANR - 8-bit AVR MCU 128KB Flash 16MHz | Microchip
ATMEGA128A-ANR β ActiveMicrochip Technology
ATMEGA128-16AI - 8-bit AVR MCU 16MHz 128KB Flash | Microchip
ATMEGA128-16AI β ActiveSpecification Comparison
| Parameter | ATMEGA128A-ANR | ATMEGA128-16AI |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $7.96 | $5.90 |
| Core Architecture | AVR 8-bit RISC | AVR 8-bit RISC |
| Maximum Clock Frequency | 16 MHz | β |
| Flash Memory | 128 KB (64K x 16) | 128 KB (64K x 16) In-System Programmable |
| EEPROM | 4 KB | 4 KB |
| SRAM | 4 KB | 4 KB |
| General Purpose I/O | 53 I/O lines | β |
| Working Registers | 32 general purpose | β |
| Instructions | 135 instructions, most single-cycle | 133 instructions, most single-cycle |
| Timer/Counters | 4 flexible timer/counters | β |
| USART | 2 | β |
| ADC | 8-channel 10-bit | 8-channel 10-bit |
| Interfaces | SPI, TWI (I2C-compatible), JTAG | β |
| External Memory Interface | Yes (WR, RD, ALE) | XMEM up to 64 KB |
| Package | 64-TQFP (14x14 mm) | 64-TQFP (14x14 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Pin Compatibility | 100% compatible with ATmega103 | β |
| RoHS Status | Green (per Mouser) | unknown |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | -40C to +85C (industrial, per AI suffix) |
| CPU Speed | β | 16 MHz |
| Operating Voltage | β | 4.5 V to 5.5 V |
| MIPS Throughput | β | 16 MIPS at 16 MHz |
| Timers/Counters | β | Two 8-bit, Two 16-bit |
| Communication Interfaces | β | SPI, TWI (I2C), 2x USART |
| JTAG | β | On-chip JTAG for debugging and boundary scan |