ATMEGA48-20AU vs ATMEGA48PA-ANR 对比
详细并排对比 ATMEGA48-20AU 出自 Microchip Technology 和 ATMEGA48PA-ANR 出自 Microchip Technology。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
Microchip Technology
ATMEGA48PA-ANR - 8-Bit AVR MCU 4KB Flash 20MHz | Microchip
ATMEGA48PA-ANR ✓ 量产中规格对比
| 参数 | ATMEGA48-20AU | ATMEGA48PA-ANR |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（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) |
| 封装 | 32-pin TQFP (7x7 mm, 0.8 mm pitch) | 32-TQFP (7x7 mm), 0.8 mm pitch |
| 工作温度 | -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 状态 | Compliant | Compliant (green package per digchip data) |
| Flash Program Memory | — | 4 KB (2K x 16) |
| 最大时钟频率 | — | 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 |
| 安装类型 | — | Surface Mount |
| Programming Interface | — | ICSP (in-circuit serial programming) |
| Low Power Technology | — | picoPower |
| 生命周期状态 | — | ACTIVE |