ATMEGA168P-20MQR vs ATMEGA168A-MU Comparison
Detailed side-by-side comparison of ATMEGA168P-20MQR 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
ATMEGA168P-20MQR - 16KB AVR MCU, 20MHz, VQFN-32 | Microchip
ATMEGA168P-20MQR β ActiveMicrochip Technology
ATMEGA168A-MU - 8-bit AVR MCU 16KB Flash 20MHz VQFN-32 | Microchip
ATMEGA168A-MU β ActiveSpecification Comparison
| Parameter | ATMEGA168P-20MQR | ATMEGA168A-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.31 | $1.38 |
| Core | AVR 8-bit RISC | β |
| Core Size | 8-bit | β |
| Speed | 20 MHz | β |
| Flash Memory | 16 KB (8K x 16) | 16 KB (8K x 16) ISP |
| EEPROM | 512 B | 512 B |
| SRAM | 1 KB | 1 KB |
| Instructions | 131 powerful instructions, most single-cycle | β |
| General Purpose I/O | 23 | β |
| Working Registers | 32 | 32 x 8-bit general purpose |
| Timers/Counters | 3 flexible timer/counters | β |
| ADC | 8-channel 10-bit | 10-bit, 6-channel (QFN package) |
| Operating Voltage | 1.8 V to 5.5 V | β |
| Voltage - Supply (Vcc/Vdd) | 1.8 V to 5.5 V (20 MHz at 4.5 V to 5.5 V) | β |
| Operating Temperature | -40C to +85C | [DATA_NEEDED: operating temperature range] |
| Package | 32-VQFN (5x5 mm) with exposed pad | 32-VQFN (5x5 mm) exposed pad |
| Mounting Type | Surface Mount | Surface Mount |
| Programming Interface | ICSP (In-Circuit Serial Programming) | β |
| Technology | picoPower low-power | β |
| RoHS Status | RoHS3 compliant (per distributor data) | β |
| Newer Device Available | Yes - ATMEGA168PA | β |
| Core Architecture | β | 8-bit AVR RISC |
| Maximum Clock Frequency | β | 20 MHz |
| Maximum Throughput | β | 20 MIPS at 20 MHz |
| Supply Voltage Range | β | 2.7 V to 5.5 V |
| General Purpose I/O Lines | β | 23 |
| Timer/Counters | β | 3 flexible with compare modes |
| Serial Interfaces | β | USART, SPI, 2-wire (I2C/TWI) |
| Lifecycle Status | β | Active |
| Data Bus Width | β | 8 bit |
| Instruction Set | β | 133 instructions, mostly single-cycle |