The AT89LP51ID2-20AU is an 8-bit microcontroller compatible with the 8051 architecture, featuring an enhanced design that allows for a single clock cycle per byte fetch and compatibility with 12 clock per machine cycle. It operates at a maximum throughput of 20 MIPS with a 20 MHz clock frequency and supports fully static operation from 0 Hz to 20 MHz. The microcontroller includes 256 bytes of internal RAM and 2KB of expanded RAM, which is software selectable in sizes up to 2KB. This device offers 64KB of in-system programmable Flash program memory and 4KB of EEPROM, with an endurance of 10,000 write/erase cycles. It features a variety of peripheral capabilities, including three 16-bit enhanced timer/counters, seven 8-bit PWM outputs, and an enhanced UART with automatic address recognition. The AT89LP51ID2-20AU also supports dual oscillator configurations and includes a two-wire on-chip debug interface. The microcontroller operates within a voltage range of 2.4V to 5.5V and is rated for industrial temperature conditions from -40¬8C to 85¬8C. It is available in a 44-lead TQFP package, making it suitable for various embedded applications requiring reliable performance and flexibility.
Manufacturer: Microchip Technology
Win Source Part Number: 911988-AT89LP51ID2-2
Series: 89LP
Operating Temperature Range: -40°C ~ 85°C (TA)
Features: 8051 series Microcontroller IC 8-Bit 20MHz 64KB (64K x 8) FLASH 44-TQFP (10x10)
Core Processor: 8051
Speed: 20MHz
Package: Tray
Package: 44-TQFP
Mounting: Surface Mount
Core Size: 8-Bit
Connectivity: EBI/EMI, I2C, SPI, UART/USART
Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O: 40
Program Memory Size: 64KB (64K x 8)
Program Memory Type: FLASH
EEPROM Size: 4K x 8
Data Converters: A/D 7x10b
Oscillator Type: Internal
Supply Voltage: 2.4V ~ 5.5V
Family Name: AT89LP51
Categories: Integrated Circuits (ICs)
Case / Package: 44-TQFP (10x10)
ECCN: EAR99
Popularity: High
Fake Threat In the Open Market: 42 pct.
Supply and Demand Status: Balance
Quantity per package: 160
MSL Level: 3 (168 Hours)
Estimated Pruduction Lead Time: 5 Weeks
REACH Status: REACH Unaffected
HTSUS: 8542.31.0001
Other Part Number: 1611-AT89LP51ID2-20A
8051 89LP Microcontroller IC 8-Bit 20MHz 64KB (64K x 8) FLASH 44-TQFP (10x10)
IC MCU 8BIT 64KB FLASH 44TQFP Product overview: AT89LP51ID2-20AU 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, 64KB. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, 8-bit, 8BIT, 64KB, Embedded Microcontroller MCU. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-AT89LP51ID2-20AU
IC MCU 8BIT 64KB FLASH 44TQFP
8051 89LP Microcontroller IC 8-Bit 20MHz 64KB (64K x 8) FLASH 44-TQFP (10x10)
8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V
IC MCU 8BIT 64KB FLASH 44TQFP
| Win Source Electronics | DigiKey | ERSAELECTRONICS PTE. LTD. | Shenzhen Shengyu Electronics Technology Limited | Quarktwin Technology Ltd. | VAST STOCK CO., LIMITED | Lingto Electronic Limited | |
|---|---|---|---|---|---|---|---|
| Product Category | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) |
| Product Number | 911988-AT89LP51ID2-20AU | AT89LP51ID2-20AU-ND | 685-AT89LP51ID2-20AU | AT89LP51ID2-20AU | AT89LP51ID2-20AU | AT89LP51ID2-20AU | AT89LP51ID2-20AU |
| Product Name | Embedded - Embedded - Microcontrollers - AT89LP51ID2-20AU | Microcontrollers | 8-bit 8BIT 64KB Embedded Microcontroller MCU | Integrated Circuits (ICs) - Embedded - Microcontrollers | Microcontrollers | 8-bit Microcontrollers - MCU | Embedded - Microcontrollers |
| Data Bus | 8 Bit | 8 Bit | 8 Bit | 8 Bit | 8 Bit; 8-Bit | 8 Bit; 8-Bit | |
| Clock Speed | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | ||
| RAM | 64 KB | 2.25 KB | 2.25 KB | 2.25 KB | 2.25 KB | ||
| ROM | 4 KB | 64 KB | 4 KB | ||||
| ROM Type | Flash; FLASH | Flash | EEPROM; EEPROM | Flash; FLASH |
