AT89C51CC03CA-SLRUM vs AT89C51CC03CA-RLTUM 对比
详细并排对比 AT89C51CC03CA-SLRUM 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-SLRUM - 8-bit 8051 CAN MCU 64KB Flash 40MHz | Microchip
AT89C51CC03CA-SLRUM ✓ 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-SLRUM | 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） | $7.62 | $5.45 |
| Core Architecture | 8051 (8-bit CISC) | — |
| Program Memory Type | Flash (In-System Programmable) | — |
| Program Memory Size | 64 KB | — |
| Boot Flash Memory | 2 KB | — |
| Data EEPROM / HEF | 2 KB | — |
| Internal SRAM | 2 KB (256 x 8) | — |
| 最大时钟频率 | 40 MHz | 40 MHz (X1 mode), 20 MHz X2 mode |
| CPU Speed (MIPS) | 6.66 MIPS (X2 mode doubles per-clock throughput) | — |
| Instruction Cycle Time | 300 ns (X2 mode at 20 MHz external clock) | — |
| Operating Voltage | 3 V to 5.5 V | — |
| 工作温度范围 | -40 C to +85 C (industrial) | — |
| I/O Lines | 36 programmable I/O | 32 programmable |
| CAN Controller | Full CAN 2.0B, 15 message objects | CAN 2.0B, 15 message objects, up to 1 Mbit/s |
| ADC | 8-channel, 10-bit | 10-bit, 8 channels |
| Timers | 2 x 16-bit | 3 x 16-bit timer/counters |
| Serial Interfaces | Enhanced UART, SPI | — |
| Watchdog Timer | Yes (hardware) | Hardware, programmable |
| Data Pointers | Dual (XRAM fast access) | — |
| Program Lock | 3-level | — |
| Flash Endurance | 1,000 write/erase cycles | 1,000 write/erase cycles |
| 封装 | 44-pin PLCC (16.6 x 16.6 mm) J-lead | 44-pin VQFP (10x10 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | Compliant | Compliant |
| MSL 等级 | [DATA_NEEDED: MSL moisture sensitivity level] | — |
| Core | — | 80C51 8-bit (MCS-51 compatible) |
| Series | — | AT89C51 CAN family |
| Program Memory (Flash) | — | 64 KB (64K x 8) in-system programmable |
| Boot Flash | — | 4 KB (CAN/UART bootloader) |
| RAM | — | 2.25 KB (256 B internal + 2 KB XRAM) |
| EEPROM | — | 2 KB |
| Supply Voltage (Vcc) | — | 3.0 V to 5.5 V |
| UART | — | 2 |
| SPI | — | Yes |
| 工作温度 | — | -40C to +85C (industrial) |