The AT89C55WD-24PC is an 8-bit microcontroller from Quarktwin Technology Ltd. that operates at a frequency of up to 24 MHz. It features 20K bytes of reprogrammable Flash memory, which supports 1000 write/erase cycles, and 256 bytes of internal RAM. The device operates within a voltage range of 4.0V to 5.5V and is compatible with MCS-51 products, making it suitable for various embedded control applications. This microcontroller includes 32 programmable I/O lines, three 16-bit timer/counters, and a full-duplex serial port. It supports multiple interrupt sources and has a hardware watchdog timer for enhanced reliability. The AT89C55WD also offers low-power idle and power-down modes, allowing for energy-efficient operation. The device is available in a 40-pin PDIP package, making it easy to integrate into existing designs.
Manufacturer: Atmel
Win Source Part Number: 1148819-AT89C55WD-24
Manufacturer Homepage: www.atmel.com
Popularity: Medium
Fake Threat In the Open Market: 46 pct.
Supply and Demand Status: Limited
8051 89C Microcontroller IC 8-Bit 24MHz 20KB (20K x 8) FLASH 40-PDIP
IC MCU 8BIT 20KB FLASH 40DIP Product overview: AT89C55WD-24PC from Microchip Technology is an Embedded Microcontroller MCU for industrial control, IoT devices, embedded automation, motor control, metering, and low-power board designs. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 8-bit, 8BIT, 20KB. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, 8-bit, 8BIT, 20KB, Embedded Microcontroller MCU. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-AT89C55WD-24PC can be used for catalog matching and distributor lookup.
IC MCU 8BIT 20KB FLASH 40DIP
IC MCU 8BIT 20KB FLASH 40DIP
8051 89C Microcontroller IC 8-Bit 24MHz 20KB (20K x 8) FLASH 40-PDIP
| Win Source Electronics | DigiKey | ERSAELECTRONICS PTE. LTD. | Lingto Electronic Limited | Shenzhen Shengyu Electronics Technology Limited | Quarktwin Technology Ltd. | |
|---|---|---|---|---|---|---|
| Product Category | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) |
| Product Number | 1148819-AT89C55WD-24PC | AT89C55WD-24PC-ND | 685-AT89C55WD-24PC | AT89C55WD-24PC | AT89C55WD-24PC | AT89C55WD-24PC |
| Product Name | Embedded - Embedded - Microcontrollers - AT89C55WD-24PC | Microcontrollers | 8-bit 8BIT 20KB Embedded Microcontroller MCU | Embedded - Microcontrollers | Integrated Circuits (ICs) - Embedded - Microcontrollers | Microcontrollers |
| Data Bus | 8 Bit | 8 Bit | 8 Bit | 8 Bit; 8-Bit | 8 Bit; 8-Bit | |
| Clock Speed | 24 MHz | 24 MHz | 24 MHz | |||
| RAM | 0.2560 KB | 0.2560 KB | 256 KB | 0.2560 KB | ||
| ROM | 20 KB | |||||
| ROM Type | Flash |
