AT89C4051-12SU
- Mfr.Part #
- AT89C4051-12SU
- Manufacturer
- Microchip Technology
- Package / Case
- 20-SOIC (0.295, 7.50mm Width)
- Datasheet
- Download
- Description
- IC MCU 8BIT 4KB FLASH 20SOIC
- Stock
- 8,945
- In Stock :
- 8,945
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- RAM (bytes) :
- 128
- Minimum Operating Temperature :
- - 40 C
- Product :
- MCU
- Height :
- 2.35mm
- ROM (words) :
- 4096
- Supply Voltage-Max (Vsup) :
- 6V
- Pbfree Code :
- yes
- Radiation Hardening :
- No
- Core Architecture :
- 8051
- Terminal Pitch :
- 1.27 mm
- Factory Lead Time :
- 4 Weeks
- Interface :
- UART, USART
- Data Converters :
- --
- Speed :
- 12MHz
- Number of Programmable I/O :
- 15
- Peripherals :
- Brown-out Detect/Reset, LED, POR
- Peak Reflow Temperature (Cel) :
- 250
- Mount :
- Surface Mount
- Series :
- 89C
- Memory Type :
- Flash
- JESD-609 Code :
- e3
- Published :
- 1997
- Number of I/O :
- 15
- Min Supply Voltage :
- 2.7 V
- Connectivity :
- UART/USART
- Brand :
- Microchip Technology
- Max Frequency :
- 12 MHz
- Program Memory Size :
- 4KB 4K x 8
- Max Supply Voltage :
- 6 V
- Oscillator Type :
- Internal
- Terminal Finish :
- Matte Tin (Sn) - annealed
- Surface Mount :
- yes
- Number of Terminations :
- 20
- Supplier Device Package :
- 20-SOIC
- Core Size :
- 8-Bit
- Power Supplies :
- 3.3/5V
- Operating Temperature :
- -40°C~85°C TA
- Core Processor :
- 8051
- JESD-30 Code :
- R-PDSO-G20
- Package / Case :
- 20-SOIC (0.295, 7.50mm Width)
- Lead Free :
- Lead Free
- Access Time :
- 12 μs
- Packaging :
- Tube
- Temperature Grade :
- Industrial
- Mounting Type :
- Surface Mount
- Mounting Style :
- SMD/SMT
- Number of I/Os :
- 15
- Package :
- Tube
- RAM Size :
- 128 x 8
- Max Operating Temperature :
- 85 °C
- Lifecycle Status :
- Production (Last Updated: 2 years ago)
- Bit Size :
- 8
- Qualification Status :
- Not Qualified
- Product Type :
- 8-bit Microcontrollers - MCU
- ROM Programmability :
- Flash
- REACH SVHC :
- No SVHC
- Frequency :
- 12MHz
- CPU Family :
- 8051
- Base Part Number :
- AT89C4051
- Schedule B :
- 8542310000, 8542310000/8542310000, 8542310000/8542310000/8542310000, 8542310000/8542310000/8542310000/8542310000
- Interface Type :
- UART
- Reach Compliance Code :
- Compliant
- Data Bus Width :
- 8B
- Width :
- 7.6mm
- Supply Current-Max :
- 15 mA
- Base Product Number :
- AT89C4051
- Min Operating Temperature :
- -40 °C
- Number of Timers/Counters :
- 2
- Number of Pins :
- 20
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Number of UART Channels :
- 1
- Has ADC :
- No
- DAC Channels :
- No
- Number of I/O Lines :
- 15
- Memory Size :
- 4kB
- Supply Voltage :
- 3V
- Program Memory Type :
- Flash
- Manufacturer :
- Microchip
- Number of Terminals :
- 20
- Terminal Form :
- Gull wing
- Package Shape :
- RECTANGULAR
- Terminal Position :
- Dual
- Product Status :
- Active
- Product Category :
- 8-bit Microcontrollers - MCU
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~6V
- EEPROM Size :
- --
- RoHS :
- Compliant
- RoHS Status :
- ROHS3 Compliant
- PWM Channels :
- No
- Length :
- 13mm
- Seated Height-Max :
- 2.65 mm
- Maximum Operating Temperature :
- + 85 C
- DMA Channels :
- No
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER
- Datasheets
- AT89C4051-12SU

Microcontrollers Microchip Technology AT89C4051-12SU Overview
The Microcontrollers Microchip Technology AT89C4051-12SU is a powerful and versatile microcontroller that offers robust solutions for embedded systems requiring compact, yet efficient computing power. This 8-bit MCU is built on Microchip's high-performance technology, incorporating 4KB of flash memory in a compact 20SOIC package. Ideal for application in automation, consumer electronics, and automotive systems, this microcontroller provides a scalable option for developers looking to optimize product design and operational efficiency. The AT89C4051-12SU stands out with its low-power consumption and high reliability, making it a prime choice for developing advanced, yet energy-efficient applications.
AT89C4051-12SU Features
The AT89C4051-12SU microcontroller is equipped with several key features that enhance its functionality and suitability for a wide range of applications. These features include a comprehensive 4KB of flash memory, 128 bytes of RAM, and 15 general-purpose I/O lines. Additionally, it supports two 16-bit timer/counters, a full duplex serial port, and an on-chip oscillator and clock circuitry. Its low power idle and power-down modes ensure that it remains energy efficient, while its wide operating voltage range of 2.7V to 6V allows for flexible deployment in varied environments.
AT89C4051-12SU Applications
- Consumer Electronics: Utilized in household appliances for control mechanisms, the AT89C4051-12SU's robust I/O capabilities and flash memory make it ideal for interface and user interaction enhancements.
- Automotive Systems: Applied in car entertainment systems and environmental controls, this MCU delivers the necessary processing power for managing complex inputs and outputs required in modern vehicles.
- Industrial Automation: With its extensive I/O lines and high reliability, the AT89C4051-12SU serves as the backbone for controllers and monitoring systems in manufacturing lines.
- Security Systems: The microcontroller's capabilities enable it to support devices in access control and surveillance systems, ensuring rapid processing and reliable operation in security applications.
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