IC MCU 8BIT 4KB FLASH 44TQFP Product overview: AT89S51-24AI 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, 4KB. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, 8-bit, 8BIT, 4KB, Embedded Microcontroller MCU. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-AT89S51-24AI can be used for catalog matching and distributor lookup.
Manufacturer: Microchip Technology
Win Source Part Number: 079058-AT89S51-24AI
Packaging: Tray
Core Processor: 8051
Number of I/O: 32
Program Memory Size: 4KB (4K x 8)
Program Memory Type: FLASH
Categories: Integrated Circuits
Status: Obsolete(EOL)
Temperature Range - Operating: -40°C to 85°C (TA)
Case / Package: 44-TQFP (10x10)
Speed(Frequency): 24MHz
Supply Voltage - Operating: 4 V to 5.5 V
Part Core Size: 8-Bit
Data RAM Size: 128 x 8
Popularity: Medium
Fake Threat In the Open Market: 36 pct.
Supply and Demand Status: Balance
8051 89S Microcontroller IC 8-Bit 24MHz 4KB (4K x 8) FLASH 44-TQFP (10x10)
IC MCU 8BIT 4KB FLASH 44TQFP
IC MCU 8BIT 4KB FLASH 44TQFP
8051 89S Microcontroller IC 8-Bit 24MHz 4KB (4K x 8) FLASH 44-TQFP (10x10)
| ERSAELECTRONICS PTE. LTD. | Win Source Electronics | DigiKey | Shenzhen Shengyu Electronics Technology Limited | Lingto Electronic Limited | Quarktwin Technology Ltd. | |
|---|---|---|---|---|---|---|
| Product Category | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) |
| Product Number | 685-AT89S51-24AI | 079058-AT89S51-24AI | AT89S51-24AI-ND | AT89S51-24AI | AT89S51-24AI | AT89S51-24AI |
| Product Name | 8-bit 8BIT 4KB Embedded Microcontroller MCU | Embedded - Embedded - Microcontrollers - AT89S51-24AI | Microcontrollers | Integrated Circuits (ICs) - Embedded - Microcontrollers | Embedded - Microcontrollers | Microcontrollers |
| Data Bus | 8 Bit | 8 Bit | 8 Bit | 8 Bit; 8-Bit | 8 Bit; 8-Bit | |
| RAM | 0.1280 KB | 4 KB | 0.1280 KB | 128 KB | 0.1280 KB | |
| Supply Voltage | 4 to 5.5 volts | 4 to 5.5 volts | 4 to 5.5 volts | 5.5 to 4 volts | ||
| Package Type | Other; Tray | QFP; TQFP; Other; 44-TQFP (10x10) | TQFP; Other; 44-TQFP | QFP | QFP; TQFP; Other; 44-TQFP | |
| Operating Temperature | -40 C (-40 F) | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) |
