ATMEGA324PA-MCHR vs ATMEGA164PA-MCHR Comparison
Detailed side-by-side comparison of ATMEGA324PA-MCHR by Microchip Technology and ATMEGA164PA-MCHR 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
ATMEGA324PA-MCHR - 8-bit AVR MCU 32KB Flash 20MHz | Microchip
ATMEGA324PA-MCHR ✓ ActiveMicrochip Technology
ATMEGA164PA-MCHR - 8-bit AVR MCU 16KB Flash 20MHz | Microchip
ATMEGA164PA-MCHR ✓ ActiveSpecification Comparison
| Parameter | ATMEGA324PA-MCHR | ATMEGA164PA-MCHR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Processor | AVR | — |
| Core Size | 8-Bit | 8-Bit |
| Speed | 20 MHz | — |
| Flash Memory Size | 32 KB (16K x 16) | — |
| EEPROM Size | 1 KB | — |
| SRAM Size | 2 KB | — |
| Number of I/O | 32 | — |
| General Purpose Registers | 32 | — |
| Supply Voltage | 2.5 V / 3.3 V / 5 V | — |
| Instructions | 131 instructions, most single-cycle execution | 133 powerful instructions, most single-cycle |
| MIPS per MHz | Up to 1 MIPS/MHz | — |
| Package | 44-QFN (5x5 mm) with exposed pad | 44-VQFN (5x5 mm), exposed pad |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40C to +85C (industrial) | [DATA_NEEDED: operating temperature range] |
| Programming | ICSP in-system programmable Flash with read-while-write | — |
| Low Power Technology | picoPower | picoPower |
| Debug / Scan | JTAG (on-chip debug and boundary scan) | — |
| Life Cycle Stage | ACTIVE | — |
| Core Architecture | — | AVR 8-bit RISC |
| Maximum Clock Frequency | — | 20 MHz |
| Flash Memory | — | 16 KB (8K x 16) |
| EEPROM | — | 512 B |
| SRAM | — | 1 KB |
| Supply Voltage Range | — | 2.7 V to 5.5 V |
| General Purpose I/O Lines | — | 32 |
| USART Interfaces | — | 2 |
| Two-Wire Interface (TWI/I2C) | — | 1 |
| Timers/Counters | — | 3 flexible timer/counters with compare modes and PWM |
| ADC | — | 8-channel 10-bit |
| In-System Programming | — | ISP flash with read-while-write |
| MSL Rating | — | [DATA_NEEDED: moisture sensitivity level] |