This detailed comparison of AT87C54X2-SLSUL and AT89C51RB2-SLSUL 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 | VIGOR | Roving Networks / Microchip Technology |
|---|---|---|
| Package / Case | 44-LCC (J-Lead) | 44-LCC (J-Lead) |
| Description | IC MCU 8BIT 16KB OTP 44PLCC | IC MCU 8BIT 16KB FLASH 44PLCC |
| In Stock | 44 512 | 5 073 |
| Mounting Type | Surface Mount | Surface Mount |
| Part Status | Obsolete | Active |
| Series | 87C | 89C |
| Package | Tube | Tube |
| Core Processor | 80C51 | 80C51 |
| Core Size | 8-Bit | 8-Bit |
| Speed | 30/20MHz | 40MHz |
| Connectivity | UART/USART | SPI, UART/USART |
| Peripherals | POR, WDT | POR, PWM, WDT |
| Number of I/O | 32 | 32 |
| Program Memory Size | 16KB (16K x 8) | 16KB (16K x 8) |
| Program Memory Type | OTP | FLASH |
| EEPROM Size | - | - |
| RAM Size | 256 x 8 | 1.25K x 8 |
| Voltage - Supply (Vcc/Vdd) | 2.7V ~ 5.5V | 2.7V ~ 3.6V |
| Data Converters | - | - |
| Oscillator Type | Internal | External |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supplier Device Package | 44-PLCC (16.6x16.6) | 44-PLCC (16.6x16.6) |