ATMEGA128-16AI vs ATMEGA128L-8AN Comparison
Detailed side-by-side comparison of ATMEGA128-16AI by Microchip Technology and ATMEGA128L-8AN 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
ATMEGA128L-8AN - 8MHz 128KB Flash AVR MCU | Microchip 64-TQFP (Tape & Reel)
ATMEGA128L-8AN ✓ ActiveSpecification Comparison
| Parameter | ATMEGA128-16AI | ATMEGA128L-8AN |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $5.90 | $11.85 |
| Core Architecture | AVR 8-bit RISC | 8-bit AVR RISC |
| CPU Speed | 16 MHz | — |
| Flash Memory | 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 | 4 flexible Timer/Counters with PWM |
| Communication Interfaces | SPI, TWI (I2C), 2x USART | 2x USART, SPI, TWI (I2C-compatible) |
| JTAG | On-chip JTAG for debugging and boundary scan | — |
| Instructions | 133 instructions, most single-cycle | — |
| Package | 64-TQFP (14x14 mm) | 64-pin TQFP (14x14 mm), 1 mm height, Tape & Reel |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40C to +85C (industrial, per AI suffix) | Industrial, -40C to +85C (R suffix indicates T&R packaging) |
| External Memory Interface | XMEM up to 64 KB | — |
| RoHS Status | unknown | Compliant (Green, Pb-free) |
| Program Memory (Flash) | — | 128 KB (64K x 16) |
| Maximum Clock Frequency | — | 8 MHz |
| Supply Voltage Range | — | 2.7 V to 5.5 V |
| GPIO Pins | — | 53 |
| JTAG Interface | — | Yes (IEEE 1149.1-compliant, on-chip debug) |
| Watchdog Timer | — | Yes, with separate on-chip oscillator |
| Instruction Set | — | 133 powerful instructions, mostly single-cycle |
| Throughput | — | Up to 1 MIPS per MHz |