This detailed comparison of AT87C51RD2-RDTUM and AT89C51ED2-RDRUM in the Embedded - Microcontrollers provides valuable insights into their specifications and features. Key aspects such as Manufacturer, Package, Mounting Type, and core parameters are thoroughly analyzed. This side-by-side comparison simplifies component selection. To learn more, explore their datasheets or request a quote directly.
| Manufacturer | Roving Networks / Microchip Technology | VIGOR |
|---|---|---|
| Package / Case | 64-LQFP | 64-LQFP |
| Description | IC MCU 8BIT 64KB OTP 64LQFP | IC MCU 8BIT 64KB FLASH 64LQFP |
| In Stock | 2 417 | 60 |
| Mounting Type | Surface Mount | Surface Mount |
| Part Status | Obsolete | Active |
| Series | 87C | 89C |
| Package | Tray | Bulk |
| Core Processor | 80C51 | 80C51 |
| Core Size | 8-Bit | 8-Bit |
| Speed | 40/20MHz | 60MHz |
| Connectivity | UART/USART | SPI, UART/USART |
| Peripherals | POR, PWM, WDT | POR, PWM, WDT |
| Number of I/O | 48 | 50 |
| Program Memory Size | 64KB (64K x 8) | 64KB (64K x 8) |
| Program Memory Type | OTP | FLASH |
| EEPROM Size | - | 2K x 8 |
| RAM Size | 1K x 8 | 2K x 8 |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 5.5V | 2.7V ~ 5.5V |
| Data Converters | - | - |
| Oscillator Type | Internal | External |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supplier Device Package | 64-LQFP (10x10) | 64-LQFP (10x10) |