ATMEGA168-15MD vs ATMEGA168A-MU Comparison
Detailed side-by-side comparison of ATMEGA168-15MD by Microchip Technology and ATMEGA168A-MU 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
ATMEGA168-15MD - 8-bit AVR MCU 16KB Flash 32-VQFN | Microchip
ATMEGA168-15MD ✓ ActiveMicrochip Technology
ATMEGA168A-MU - 8-bit AVR MCU 16KB Flash 20MHz VQFN-32 | Microchip
ATMEGA168A-MU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA168-15MD | ATMEGA168A-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core | AVR 8-bit RISC | — |
| Data Bus Width | 8 bit | 8 bit |
| Program Memory Size | 16 KB (8K x 16) FLASH | — |
| Program Memory Type | ISP FLASH (read-while-write) | — |
| SRAM Size | 1 KB | — |
| EEPROM Size | 512 B | — |
| Maximum Clock Frequency | 16 MHz | 20 MHz |
| Supply Voltage Range | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
| Number of I/O Lines | 23 | — |
| Instructions | 133 (most single-cycle) | — |
| Working Registers | 32 general purpose | 32 x 8-bit general purpose |
| ADC | 8-channel 10-bit | 10-bit, 6-channel (QFN package) |
| Communication Interfaces | USART, SPI, 2-wire serial (I2C-compatible) | — |
| Timers | Two 8-bit, one 16-bit with PWM | — |
| Package | 32-VQFN exposed pad, 5x5 mm | 32-VQFN (5x5 mm) exposed pad |
| Mounting Type | Surface Mount | Surface Mount |
| Programming Interface | ICSP via SPI (MPLAB SNAP compatible) | — |
| Life Cycle Stage | Active | — |
| Core Architecture | — | 8-bit AVR RISC |
| Flash Memory | — | 16 KB (8K x 16) ISP |
| EEPROM | — | 512 B |
| SRAM | — | 1 KB |
| Maximum Throughput | — | 20 MIPS at 20 MHz |
| General Purpose I/O Lines | — | 23 |
| Timer/Counters | — | 3 flexible with compare modes |
| Serial Interfaces | — | USART, SPI, 2-wire (I2C/TWI) |
| Lifecycle Status | — | Active |
| Operating Temperature | — | [DATA_NEEDED: operating temperature range] |
| Instruction Set | — | 133 instructions, mostly single-cycle |