ATMEGA128L-8MJ vs ATMEGA1281V-8MU Comparison
Detailed side-by-side comparison of ATMEGA128L-8MJ by Microchip Technology and ATMEGA1281V-8MU 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
ATMEGA128L-8MJ - 8-bit AVR MCU, 128KB Flash, 8MHz | Microchip
ATMEGA128L-8MJ ✓ ActiveMicrochip Technology
ATMEGA1281V-8MU - 8MHz AVR MCU, 128KB Flash | Microchip
ATMEGA1281V-8MU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA128L-8MJ | ATMEGA1281V-8MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Architecture | 8-bit AVR RISC | AVR 8-bit RISC |
| Flash Program Memory | 128 KB (In-System Programmable, Read-While-Write) | — |
| SRAM | 4 KB | 8 KB |
| EEPROM | 4 KB | 4 KB |
| Maximum Clock Frequency | 8 MHz | — |
| Operating Voltage Range | 2.7 V to 5.5 V | — |
| General Purpose I/O Lines | 53 | — |
| Working Registers | 32 x 8-bit | 32 x 8-bit |
| Timers/Counters | 4 (with compare modes and PWM) | 6 (two 8-bit, four 16-bit) |
| Real Time Counter | Yes (RTC) | — |
| USART | 2 | 2 |
| Two-wire Serial Interface (TWI) | Yes (byte-oriented) | — |
| ADC | 8-channel, 10-bit | 8-channel, 10-bit |
| JTAG | Yes (on-chip debug and boundary scan) | — |
| Package | 64-VFQFN with Exposed Pad (MLF) | 64-QFN (MLF), 9 x 9 mm |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | — |
| Throughput | Approx. 8 MIPS at 8 MHz (most instructions single-cycle) | — |
| Data Bus Width | — | 8 Bit |
| Maximum Clock Speed | — | 8 MHz |
| Flash Memory | — | 128 KB (64K x 16) In-System Programmable |
| Supply Voltage Range | — | 1.8 V to 5.5 V |
| General Purpose I/O | — | 54 lines |
| SPI | — | 1 |
| TWI (I2C-compatible) | — | 1 |
| JTAG Debug / Boundary Scan | — | Yes |
| Instructions | — | 133, most single-cycle |
| RoHS Status | — | Compliant (green package) |
| Lifecycle Stage | — | ACTIVE |