ATMEGA48-20AU vs ATMEGA48PA-15AZ Comparison
Detailed side-by-side comparison of ATMEGA48-20AU by Microchip Technology and ATMEGA48PA-15AZ 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
ATMEGA48PA-15AZ - 8-bit AVR MCU 4KB Flash 32-TQFP | Microchip
ATMEGA48PA-15AZ ✓ ActiveSpecification Comparison
| Parameter | ATMEGA48-20AU | ATMEGA48PA-15AZ |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.68 | $0.95 |
| Core Architecture | 8-bit AVR RISC (enhanced) | AVR 8-bit RISC |
| Program Memory (Flash) | 4 KB (2K x 16) | — |
| EEPROM | 256 B | 256 B |
| SRAM | 512 B | 512 B |
| Maximum CPU Frequency | 20 MHz | — |
| Throughput | Up to 20 MIPS | Up to 20 MIPS at 16 MHz |
| Supply Voltage (Vcc) | 4.5 V to 5.5 V | — |
| I/O Pins | 23 | — |
| ADC | 6-channel, 10-bit | — |
| Timer/Counters | 3 (2x 8-bit, 1x 16-bit) | — |
| Communication Interfaces | USART, SPI, TWI (I2C) | — |
| Package | 32-pin TQFP (7x7 mm, 0.8 mm pitch) | 32-TQFP (7x7 mm) |
| Operating Temperature | -40C to +85C (industrial) | -40 C to +125 C |
| 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 | — |
| RoHS Status | Compliant | — |
| Flash Program Memory | — | 4 KB (2K x 16) |
| Maximum Clock Frequency | — | 16 MHz |
| Instructions | — | 131 (mostly single-cycle) |
| I/O Lines | — | 23 |
| Operating Voltage | — | 2.5 V to 5.5 V |
| Mounting Type | — | Surface Mount |
| Oscillator Type | — | Internal |
| Qualification | — | AEC-Q100 (automotive) |
| Peripherals | — | Timers (8-bit + 16-bit), 10-bit ADC, USART, SPI, TWI, Analog Comparator |
| Low Power Technology | — | picoPower |
| Packaging | — | Tape & Reel |