This detailed comparison of AT89C1051-24SI and AT89S4051-24SUR 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 | Roving Networks / Microchip Technology |
|---|---|---|
| Package / Case | 20-SOIC (0.295", 7.50mm Width) | 20-SOIC (0.295", 7.50mm Width) |
| Description | IC MCU 8BIT 1KB FLASH 20SOIC | IC MCU 8BIT 4KB FLASH 20SOIC |
| In Stock | 2 040 | 0 |
| Mounting Type | Surface Mount | Surface Mount |
| Part Status | Obsolete | Active |
| Series | 89C | 89S |
| Package | Tube | Tape & Reel (TR)Cut Tape (CT)Digi-Reel® |
| Core Processor | 8051 | 8051 |
| Core Size | 8-Bit | 8-Bit |
| Speed | 24MHz | 24MHz |
| Connectivity | - | UART/USART |
| Peripherals | LED | Brown-out Detect/Reset, POR, PWM |
| Number of I/O | 15 | 15 |
| Program Memory Size | 1KB (1K x 8) | 4KB (4K x 8) |
| Program Memory Type | FLASH | FLASH |
| EEPROM Size | - | - |
| RAM Size | 64 x 8 | 256 x 8 |
| Voltage - Supply (Vcc/Vdd) | 4V ~ 6V | 2.7V ~ 5.5V |
| Data Converters | - | - |
| Oscillator Type | Internal | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supplier Device Package | 20-SOIC | 20-SOIC |