ATMEGA48-20AU vs ATMEGA48PA-ANR Comparison
Detailed side-by-side comparison of ATMEGA48-20AU by Microchip Technology and ATMEGA48PA-ANR 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-ANR - 8-Bit AVR MCU 4KB Flash 20MHz | Microchip
ATMEGA48PA-ANR ✓ ActiveSpecification Comparison
| Parameter | ATMEGA48-20AU | ATMEGA48PA-ANR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.68 | $0.98 |
| Core Architecture | 8-bit AVR RISC (enhanced) | 8-bit AVR 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 | — |
| 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) | 3 (two 8-bit, one 16-bit) |
| Communication Interfaces | USART, SPI, TWI (I2C) | USART, SPI, TWI (I2C) |
| Package | 32-pin TQFP (7x7 mm, 0.8 mm pitch) | 32-TQFP (7x7 mm), 0.8 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 | — |
| RoHS Status | Compliant | Compliant (green package per digchip data) |
| Flash Program Memory | — | 4 KB (2K x 16) |
| Maximum Clock Frequency | — | 20 MHz |
| Maximum MIPS | — | 20 MIPS (1 MIPS/MHz) |
| Supply Voltage Range | — | 1.8 V to 5.5 V |
| Number of I/O Lines | — | 23 |
| ADC Resolution | — | 10-bit |
| ADC Channels | — | 8 single-ended multiplexed |
| Mounting Type | — | Surface Mount |
| Programming Interface | — | ICSP (in-circuit serial programming) |
| Low Power Technology | — | picoPower |
| Lifecycle Status | — | ACTIVE |