ATMEGA328P-PU vs ATMEGA32A-PN Comparison
Detailed side-by-side comparison of ATMEGA328P-PU by Microchip Technology and ATMEGA32A-PN 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
ATMEGA328P-PU - 8-bit AVR MCU 32KB Flash 28-PDIP | Microchip
ATMEGA328P-PU β ActiveMicrochip Technology
ATMEGA32A-PN - 8-bit AVR MCU 32KB Flash 16MHz 40-DIP | Microchip
ATMEGA32A-PN β ActiveSpecification Comparison
| Parameter | ATMEGA328P-PU | ATMEGA32A-PN |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.00 | $4.15 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Flash Program Memory | 32 KB (16K x 16) | β |
| EEPROM | 1 KB | 1 KB |
| SRAM | 2 KB | 2 KB |
| Maximum Clock Frequency | 20 MHz | β |
| Typical Arduino Clock Frequency | 16 MHz | β |
| Supply Voltage Range | 4.5 V to 5.5 V | β |
| General Purpose I/O Lines | 23 | β |
| Working Registers | 32 general purpose | β |
| Instructions | 131 instructions, most single-cycle | β |
| Package | 28-PDIP | 40-pin PDIP (0.600 in / 15.24 mm) |
| Mounting Type | Through Hole | Through-Hole |
| In-System Programming | Yes (ISP, read-while-write) | β |
| ADC | 10-bit | 8-channel, 10-bit |
| Product Series | AVR ATmega | β |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | -40 C to +85 C |
| Interface Peripherals | USART, SPI, TWI (I2C) | β |
| RoHS Status | [DATA_NEEDED: RoHS status] | Compliant |
| Program Memory (Flash) | β | 32 KB (16K x 16) |
| Maximum CPU Speed | β | 16 MHz |
| Operating Voltage | β | 4.5 V to 5.5 V |
| Number of I/O Pins | β | 32 |
| Timers/Counters | β | Two 8-bit + One 16-bit |
| Communication Interfaces | β | USART, SPI, TWI (I2C) |
| Debug Interface | β | JTAG (IEEE 1149.1) |
| Programmable Lock Bits | β | Yes (software security) |
| Flash Endurance | β | 10,000 write/erase cycles |
| EEPROM Endurance | β | 100,000 write/erase cycles |