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AT89S4051-24PU

AT89S4051-24PU

AT89S4051-24PU

Microchip Technology

4KB 4K x 8 FLASH 8051 8-Bit Microcontroller 89S Series AT89S4051 20 Pin 24MHz 3V 20-DIP (0.300, 7.62mm)

SOT-23

AT89S4051-24PU Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Factory Lead Time 7 Weeks
Contact PlatingTin
Mount Through Hole
Mounting Type Through Hole
Package / Case 20-DIP (0.300, 7.62mm)
Surface MountNO
Number of Pins 20
Supplier Device Package 20-PDIP
Number of Terminals 20
Mounting Style Through Hole
Interfaces UART
Data Converters --
MSL -
Qualification -
Number of I/Os 15 I/O
Maximum Operating Temperature+ 85 C
Minimum Operating Temperature - 40 C
Interface Type UART
Manufacturer Microchip
Brand Microchip Technology
RoHS Details
Package Tube
Base Product Number AT89S4051
Mfr Microchip Technology
Product Status Active
Package Shape RECTANGULAR
Number of I/O Lines 15
Operating Temperature-40°C~85°C TA
PackagingTube
Series 89S
Published 1997
JESD-609 Code e3
Pbfree Code yes
Part StatusActive
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 20
Terminal Finish MATTE TIN
Terminal Position DUAL
Terminal FormTHROUGH-HOLE
Peak Reflow Temperature (Cel) NOT SPECIFIED
Supply Voltage 3V
Terminal Pitch2.54 mm
Reach Compliance Code compliant
Frequency 24MHz
Base Part Number AT89S4051
JESD-30 Code R-PDIP-T20
Qualification StatusNot Qualified
Supply Voltage-Max (Vsup) 5.5V
Power Supplies3/5V
Temperature GradeINDUSTRIAL
Interface UART, USART
Memory Size4kB
Oscillator TypeInternal
Number of I/O 15
Speed 24MHz
RAM Size 256 x 8
Voltage - Supply (Vcc/Vdd) 2.7V~5.5V
uPs/uCs/Peripheral ICs Type MICROCONTROLLER
Core Processor 8051
Peripherals Brown-out Detect/Reset, POR, PWM
Program Memory TypeFLASH
Core Size 8-Bit
Program Memory Size 4KB 4K x 8
Connectivity UART/USART
Supply Current-Max 10.5 mA
Bit Size 8
Has ADC NO
DMA Channels NO
Data Bus Width 8b
PWM Channels YES
DAC Channels NO
Seated Height-Max 5.334 mm
Number of Timers/Counters 2
Product Type8-bit Microcontrollers - MCU
ROM (words) 4096
EEPROM Size --
CPU Family 8051
Number of UART Channels 1
RAM (bytes) 256
ROM Programmability FLASH
Product MCU
Product Category8-bit Microcontrollers - MCU
Device Core80C51
Height 4.963mm
Length 26.92mm
Width 7.112mm
REACH SVHC No SVHC
Radiation HardeningNo
RoHS StatusROHS3 Compliant
Lead Free Lead Free
In-Stock:2147 items

Pricing & Ordering

QuantityUnit PriceExt. Price
1$2.00000$2
25$1.83360$45.84
100$1.65830$165.83

AT89S4051-24PU Product Details

AT89S4051-24PU Overview


A 20-DIP (0.300, 7.62mm) package is included. In total, it has 15 inputs and outputs. This Microcontroller is mounted using the Through Hole mounting type. Powered by the 8-Bit core, it offers a wide range of capabilities. The type of memory that the program uses is FLASH. The temperature range of this Microcontroller is within the range of -40°C~85°C TA. 89S series components belong to this electrical component. Its program memory size is 4KB 4K x 8. There is a 8051 Core Processor inside MCU that provides this device with its power. MICROCONTROLLER uPs, uCs, and peripheral ICs make up the Microcontroller. Microcontroller is known that the chip has 20 terminations in total. The part works on a 8-bit basis. An output voltage of 3V volts is available for this Microcontroller chip. The Microcontroller chip has NO DMA channels. 4kB memory size belongs to the part. AT89S4051 is the base part number that you can use to find alternatives. A good performance can be achieved at a frequency of 24MHz, as long as it is operated at a low power consumption. In order for the device to work with the motor, it utilizes the PWM channel YES. On the chip, there are 20 pins that are accessible. A total of 2 timers/counters are included in the package. Devices based on the 8051 series of CPUs are embedded in the device. The device has 1 UART channels.

AT89S4051-24PU Features


20-DIP (0.300, 7.62mm) package
Mounting type of Through Hole


AT89S4051-24PU Applications


There are a lot of Microchip Technology
AT89S4051-24PU Microcontroller applications.


  • Calculator
  • Kindle
  • Christmas lights
  • 3D printers
  • Washing machine
  • Microwave ovens
  • Home appliances
  • Home video and audio
  • Entertainment products
  • Digital cameras

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