ATMEGA168A-MMHR vs ATMEGA168A-MU Comparison
Detailed side-by-side comparison of ATMEGA168A-MMHR 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
ATMEGA168A-MMHR
ATMEGA168A-MMHR - 8-Bit AVR MCU 16KB Flash 20MHz | Microchip
ATMEGA168A-MMHR β ActiveMicrochip Technology
ATMEGA168A-MU - 8-bit AVR MCU 16KB Flash 20MHz VQFN-32 | Microchip
ATMEGA168A-MU β ActiveSpecification Comparison
| Parameter | ATMEGA168A-MMHR | ATMEGA168A-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.58 | $1.38 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Program Memory | 16 KB Flash (8K x 16) | β |
| 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 | β |
| Throughput | Up to 20 MIPS at 20 MHz | β |
| General Purpose I/O | 23 lines | β |
| General Purpose Registers | 32 (8-bit) | β |
| Timers | Two 8-bit, one 16-bit with PWM | β |
| ADC | 10-bit successive approximation | 10-bit, 6-channel (QFN package) |
| Communication Interfaces | USART, SPI, TWI (I2C) | β |
| Internal Oscillator | 8 MHz calibrated RC | β |
| Package | 28-VQFN (4x4 mm) with exposed pad | 32-VQFN (5x5 mm) exposed pad |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40 C to +85 C | [DATA_NEEDED: operating temperature range] |
| Instruction Set | 133 powerful instructions, most single-cycle | 133 instructions, mostly single-cycle |
| RoHS Status | Compliant | β |
| Flash Memory | β | 16 KB (8K x 16) ISP |
| 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 |
| Working Registers | β | 32 x 8-bit general purpose |
| 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 |