AT89C51CC03CA-RDTUM vs AT89C51CC03CA-RLTUM 对比
详细并排对比 AT89C51CC03CA-RDTUM 出自 Microchip Technology 和 AT89C51CC03CA-RLTUM 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
AT89C51CC03CA-RDTUM - 8-bit CAN MCU, 64KB Flash, 40MHz | Microchip
AT89C51CC03CA-RDTUM ✓ 量产中Microchip Technology
AT89C51CC03CA-RLTUM - 8-bit 8051 MCU 64KB Flash CAN VQFP-44 | Microchip
AT89C51CC03CA-RLTUM ✓ 量产中规格对比
| 参数 | AT89C51CC03CA-RDTUM | AT89C51CC03CA-RLTUM |
|---|---|---|
| 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） | $10.20 | $5.45 |
| Core Architecture | 80C51 (MCS-51 compatible), 8-bit | — |
| CPU Clock (max) | 40 MHz (X2 mode from 20 MHz crystal) | — |
| Instruction Throughput | 6.66 MIPS | — |
| Program Memory (Flash) | 64 KB (64K x 8) in-system programmable | 64 KB (64K x 8) in-system programmable |
| Boot Flash | 2 KB dedicated bootloader region | 4 KB (CAN/UART bootloader) |
| SRAM | 2 KB (2048 bytes) | — |
| Data EEPROM | 2048 bytes | — |
| CAN Controller | Full CAN 2.0A / 2.0B, hardware protocol engine | CAN 2.0B, 15 message objects, up to 1 Mbit/s |
| Programmable I/O Lines | 32 | — |
| Timer/Counters | Three 16-bit | — |
| Watchdog | Hardware, programmable | — |
| Operating Voltage | 3.0 V to 5.5 V | — |
| 工作温度 | -40C to +85C | -40C to +85C (industrial) |
| 封装 | VQFP-64 (10x10 mm) | 44-pin VQFP (10x10 mm) |
| 安装类型 | Surface Mount, Tray packaging | Surface Mount |
| Flash Endurance | 1000 write/erase cycles | 1,000 write/erase cycles |
| RoHS 状态 | Compliant | Compliant |
| Lead-Free | Yes | — |
| Core | — | 80C51 8-bit (MCS-51 compatible) |
| Series | — | AT89C51 CAN family |
| 最大时钟频率 | — | 40 MHz (X1 mode), 20 MHz X2 mode |
| RAM | — | 2.25 KB (256 B internal + 2 KB XRAM) |
| EEPROM | — | 2 KB |
| Supply Voltage (Vcc) | — | 3.0 V to 5.5 V |
| I/O Lines | — | 32 programmable |
| Timers | — | 3 x 16-bit timer/counters |
| UART | — | 2 |
| SPI | — | Yes |
| ADC | — | 10-bit, 8 channels |
| Watchdog Timer | — | Hardware, programmable |