ATMEGA168A-CCUR vs ATMEGA168PA-CCU 对比
详细并排对比 ATMEGA168A-CCUR 出自 Microchip Technology 和 ATMEGA168PA-CCU 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
ATMEGA168A-CCUR - 8-Bit AVR MCU 16KB Flash 20MHz | Microchip
ATMEGA168A-CCUR ✓ 量产中Microchip Technology
ATMEGA168PA-CCU - 16KB Flash 20MHz AVR MCU 32-UFBGA | Microchip
ATMEGA168PA-CCU ✓ 量产中规格对比
| 参数 | ATMEGA168A-CCUR | ATMEGA168PA-CCU |
|---|---|---|
| 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） | $1.92 | $1.29 |
| Core | AVR 8-bit RISC | — |
| Core Size | 8-bit | — |
| Program Memory Type | FLASH | — |
| Program Memory Size | 16 KB (8K x 16) | — |
| EEPROM Size | 512 B (512 x 8) | — |
| RAM Size | 1 KB (1K x 8) | — |
| 最大时钟频率 | 20 MHz | — |
| Supply Voltage Range | 2.7 V to 5.5 V | — |
| Number of I/O | 23 | — |
| Instructions | 131 instructions, most single-cycle | — |
| Working Registers | 32 x 8 general purpose | 32 x 8 |
| Timers | 3 flexible timers | — |
| In-System Programming | Yes (ISP / ICSP via SPI + reset) | — |
| Read-While-Write Flash | Yes | — |
| 封装 | 32-UFBGA (4 x 4 mm) | 32-UFBGA (4x4 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| ADC Channels | [DATA_NEEDED: ADC channel count] | — |
| RoHS 状态 | [DATA_NEEDED: RoHS compliance] | [DATA_NEEDED: RoHS status] |
| Core Architecture | — | 8-bit AVR RISC |
| Flash Program Memory | — | 16 KB ISP (read-while-write) |
| SRAM | — | 1 KB |
| EEPROM | — | 512 B |
| Maximum CPU Speed | — | 20 MHz |
| General Purpose I/O | — | 23 lines |
| Instruction Set | — | 131 instructions, most single-cycle |
| ADC | — | 8-channel 10-bit |
| Communication Interfaces | — | I2C (TWI), SPI, UART/USART |
| Low Power Technology | — | picoPower |
| Supply Voltage (per FindIC listing) | — | 2.5 V / 3.3 V / 5 V |
| Programming / Debug | — | ICSP (2 I/O pins + reset), In-System Self-Programming |