AT89C51RD2-SLSUM vs AT89C51CC01UA-SLSUM Comparison
Detailed side-by-side comparison of AT89C51RD2-SLSUM by Microchip Technology and AT89C51CC01UA-SLSUM by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
AT89C51RD2-SLSUM - 8-bit 80C51 Flash MCU, 64KB, 60MHz, 44-PLCC | Microchip
AT89C51RD2-SLSUM ✓ ActiveMicrochip Technology
AT89C51CC01UA-SLSUM - 8-bit CAN MCU, 32KB Flash, 40MHz, PLCC-44 | Microchip
AT89C51CC01UA-SLSUM ✓ ActiveSpecification Comparison
| Parameter | AT89C51RD2-SLSUM | AT89C51CC01UA-SLSUM |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $5.22 | $5.45 |
| Product Type | 8-bit Flash Microcontroller (MCU) | 8-bit Microcontroller with CAN Controller |
| Core Architecture | 80C51 (8051-compatible, CISC) | 80C51 (8051) AT89C |
| Core Family | Atmel/Microchip 8051 (AT89C series) | — |
| CPU Clock Speed (Maximum) | 60 MHz | — |
| Program Memory (Flash) | 64 KB (64K x 8) | — |
| RAM | 2048 bytes (with XRAM expansion) | — |
| Operating Voltage | 2.7 V to 5.5 V | 3.0 V to 5.5 V |
| I/O Pins | 32 (4 ports of 8 bits each) | — |
| Timers/Counters | Three 16-bit | — |
| UART | 1 (full duplex, hardware) | — |
| SPI | Yes | — |
| Watchdog Timer | Yes (hardware) | — |
| Package | 44-PLCC (16.6 x 16.6 mm) | 44-pin PLCC (16.6 x 16.6 mm) |
| Operating Temperature | -40C to +85C (industrial) | -40 C to +85 C (Industrial) |
| Mounting Type | Surface Mount (PLCC socket) | Surface Mount (PLCC) |
| Flash Endurance | [DATA_NEEDED: erase/write cycle count] | — |
| Power-down Current | [DATA_NEEDED: typical quiescent in Power-down] | — |
| RoHS Status | [DATA_NEEDED: RoHS status] | Compliant |
| Core Subfamily | — | MCS-51 / 8051 family |
| Maximum Clock Frequency | — | 40 MHz (X2 mode: 20 MHz) |
| Program Flash Memory | — | 32 KB (32K x 8) |
| Boot Flash Memory | — | 2 KB |
| Data EEPROM | — | 2 KB |
| Internal RAM | — | 1.2 KB |
| Programmable I/O Lines | — | 32 |
| Program Memory Lock | — | 3-level |
| Flash Write/Erase Endurance | — | 1,000 cycles |
| CAN Controller | — | Hardware CAN 2.0B on-chip |