ATMEGA48-20AU vs ATMEGA48-20AI Comparaison
Comparaison détaillée côte à côte de ATMEGA48-20AU par Microchip Technology et ATMEGA48-20AI par Microchip Technology. Comparez les spécifications clés, les paramètres électriques, le conditionnement, le statut de cycle de vie, les prix et la disponibilité pour déterminer le meilleur composant pour vos exigences de conception.
Microchip Technology
ATMEGA48-20AU - 8-bit AVR MCU 20MHz 4KB Flash | Microchip
ATMEGA48-20AU ✓ ActifMicrochip Technology
ATMEGA48-20AI - 8-bit AVR MCU, 4KB Flash, 20MHz | Microchip
ATMEGA48-20AI ✓ ActifComparaison des spécifications
| Paramètre | ATMEGA48-20AU | ATMEGA48-20AI |
|---|---|---|
| Marque | Microchip Technology | Microchip Technology |
| Catégorie | Microcontrollers | Microcontrollers |
| Statut du cycle de vie | Actif | Actif |
| Statut du stock | In Stock | In Stock |
| Prix unitaire (USD) | $1,68 | $0,82 |
| 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 | — |
| 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 (two 8-bit, one 16-bit) |
| Communication Interfaces | USART, SPI, TWI (I2C) | — |
| Boîtier | 32-pin TQFP (7x7 mm, 0.8 mm pitch) | 32-TQFP, 7x7 mm, square, gull-wing leads |
| Température de fonctionnement | -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 | — |
| Statut RoHS | Compliant | Green (per distributor data) |
| Flash Program Memory | — | 4 KB (2K x 16), ISP self-programming |
| Maximum CPU Speed | — | 20 MHz (up to 20 MIPS) |
| Supply Voltage Range | — | 1.8 V to 5.5 V |
| GPIO Count | — | 23 general purpose I/O lines |
| Serial Interfaces | — | SPI, TWI (I2C-compatible), USART |
| On-Chip Debug | — | debugWIRE |
| Type de montage | — | Surface Mount |
| Temperature Grade | — | Industrial |