ATMEGA48-20AU vs ATMEGA324PV-10AU Comparison
Detailed side-by-side comparison of ATMEGA48-20AU by Microchip Technology and ATMEGA324PV-10AU 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
ATMEGA48-20AU - 8-bit AVR MCU 20MHz 4KB Flash | Microchip
ATMEGA48-20AU ✓ ActiveMicrochip Technology
ATMEGA324PV-10AU - 8-bit AVR MCU, 32KB Flash, 10MHz, 44-TQFP | Microchip
ATMEGA324PV-10AU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA48-20AU | ATMEGA324PV-10AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.68 | $4.30 |
| Core Architecture | 8-bit AVR RISC (enhanced) | AVR 8-bit RISC |
| Program Memory (Flash) | 4 KB (2K x 16) | 32 KB (16K x 16) |
| EEPROM | 256 B | 1 KB |
| SRAM | 512 B | 2 KB |
| Maximum CPU Frequency | 20 MHz | 10 MHz |
| Throughput | Up to 20 MIPS | — |
| Supply Voltage (Vcc) | 4.5 V to 5.5 V | — |
| I/O Pins | 23 | — |
| ADC | 6-channel, 10-bit | 8-channel, 10-bit |
| Timer/Counters | 3 (2x 8-bit, 1x 16-bit) | 3 (with PWM and compare modes) |
| Communication Interfaces | USART, SPI, TWI (I2C) | — |
| Package | 32-pin TQFP (7x7 mm, 0.8 mm pitch) | 44-pin TQFP (10x10 mm), 0.80 mm pitch |
| Operating Temperature | -40C to +85C (industrial) | -40C to +85C (industrial) |
| On-chip Debug | debugWIRE | — |
| In-System Programming | Yes (SPI) | — |
| Sleep Modes | 6 (Idle, ADC NR, Power-save, Power-down, Standby, Ext Standby) | — |
| Watchdog Timer | Programmable, with on-chip oscillator | Yes, programmable with separate oscillator |
| RoHS Status | Compliant | Compliant |
| Supply Voltage Range | — | 1.8 V to 5.5 V |
| General-Purpose I/O | — | 32 |
| General-Purpose Registers | — | 32 |
| Instruction Set | — | 131 instructions, most single-cycle |
| Performance | — | Up to 10 MIPS at 10 MHz |
| USART | — | 2 |
| SPI | — | 1 (master/slave) |
| TWI (I2C) | — | 1 byte-oriented |
| Analog Comparator | — | Yes, on-chip |
| RTC | — | Yes, real-time counter |
| Debug Interface | — | JTAG / OCD (debugWIRE) |
| Mounting Type | — | Surface Mount |
| Process Family | — | picoPower |