ATMEGA48PA-AN vs ATMEGA168PA-ANR 对比
详细并排对比 ATMEGA48PA-AN 出自 Microchip Technology 和 ATMEGA168PA-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-AN - 8-Bit AVR 20MHz 4KB MCU | Microchip | TQFP-32
ATMEGA48PA-AN ✓ 量产中
规格对比
| 参数 | ATMEGA48PA-AN | ATMEGA168PA-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） | $0.83 | $1.44 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Program Memory | 4 KB ISP Flash (2K x 16) | — |
| EEPROM | 256 bytes | 512 bytes |
| SRAM | 512 bytes | 1 KB |
| Maximum Clock Speed | 20 MHz | — |
| Supply Voltage Range | 1.8 V to 5.5 V | 1.8 V to 5.5 V |
| 工作温度 | -40C to +105C | — |
| General Purpose I/O Lines | 23 | 23 |
| General Purpose Working Registers | 32 | 32 |
| Timer/Counters | 3 (two 8-bit, one 16-bit) | 3 flexible timer/counters with compare modes |
| ADC Resolution | 10-bit | — |
| Serial Interfaces | USART, SPI, TWI (I2C) | USART, SPI, Two-Wire (I2C) |
| Instruction Set | 131 instructions, most single-cycle | — |
| Flash Endurance | 10,000 write/erase cycles | 10,000 write/erase cycles (typical) |
| EEPROM Endurance | 100,000 write/erase cycles | — |
| 封装 | 32-TQFP (7x7 mm) | 32-TQFP (7x7 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | Compliant | Compliant |
| Program Memory Size | — | 16 KB (8K x 16) Flash |
| Maximum CPU Speed | — | 20 MHz |
| Throughput | — | Up to 20 MIPS at 20 MHz |
| 工作温度范围 | — | -40 C to +105 C |
| ADC | — | 8-channel 10-bit successive approximation |
| PWM Channels | — | 6 |
| On-Chip Debug | — | debugWIRE |
| Brown-Out Detection | — | Yes, programmable |
| Watchdog Timer | — | Yes, with separate on-chip oscillator |