ATMEGA168A-MMHR vs ATMEGA168PA-15MZ Comparison
Detailed side-by-side comparison of ATMEGA168A-MMHR by Microchip Technology and ATMEGA168PA-15MZ 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
ATMEGA168A-MMHR - 8-Bit AVR MCU 16KB Flash 20MHz | Microchip
ATMEGA168A-MMHR ✓ ActiveMicrochip Technology
ATMEGA168PA-15MZ - 8-bit AVR MCU 16KB Flash 20MHz | Microchip
ATMEGA168PA-15MZ ✓ ActiveSpecification Comparison
| Parameter | ATMEGA168A-MMHR | ATMEGA168PA-15MZ |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.58 | $1.26 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Program Memory | 16 KB Flash (8K x 16) | — |
| EEPROM | 512 B | 512 B |
| SRAM | 1 KB | 1 KB |
| Maximum Clock Frequency | 20 MHz | 20 MHz |
| Operating Voltage | 1.8 V to 5.5 V | — |
| Throughput | Up to 20 MIPS at 20 MHz | Up to 20 MIPS at 20 MHz |
| General Purpose I/O | 23 lines | 23 lines |
| General Purpose Registers | 32 (8-bit) | — |
| Timers | Two 8-bit, one 16-bit with PWM | 2 x 8-bit, 1 x 16-bit with PWM |
| ADC | 10-bit successive approximation | 8-channel, 10-bit (QFN/MLF package) |
| Communication Interfaces | USART, SPI, TWI (I2C) | — |
| Internal Oscillator | 8 MHz calibrated RC | — |
| Package | 28-VQFN (4x4 mm) with exposed pad | 32-QFN (5x5 mm) with exposed pad |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40 C to +85 C | -40C to +125C |
| Instruction Set | 133 powerful instructions, most single-cycle | 131 instructions, mostly single-cycle |
| RoHS Status | Compliant | — |
| Flash Program Memory | — | 16 KB (ISP, read-while-write) |
| Supply Voltage Range | — | 1.8 V to 5.5 V |
| Working Registers | — | 32 x 8-bit |
| Serial Interfaces | — | SPI, I2C, USART |
| Debug System | — | debugWIRE on-chip debug |
| Automotive Qualification | — | AEC-Q100 qualified |
| Power Technology | — | picoPower low-power sleep modes |