Product Images are shown for illustrative purposes only and may differ from actual product.

AT89S51

  • Stock: 1

    Availability: InStock priceValidUntil: 2026-03-14

  • SKU: 144 | DAA338

Availability: InStock priceValidUntil: 2026-03-14

  • Rs. 96.29 (inc GST)
    Rs.81.60 + GST

    Qty :

GST Invoice: Available for all purchases — eligible for input tax credit.

Delivery: 2–8 days across India. No MOQ required.

Bulk Orders: Need more quantity or not in stock? Email: dnatechindia [at] gmail.com

Import Service: We import a wide range of electronic components on request.

AT89S51

AT89S51: ATMEL's 8-Bit, 40 Pin Microcontroller

The AT89S51 is a low-power, high-performance CMOS 8-bit microcomputer with 4K bytes of Flash Programmable and Erasable Read Only Memory (ROM). The device is manufactured using Atmel’s high density nonvolatile memory technology and is compatible with the industry standard MCS-51™ instruction set and pin out. The on-chip Flash allows the program memory to be reprogrammed in-system or by a conventional nonvolatile memory programmer. By combining a versatile 8-bit CPU with Flash on a monolithic chip, the Atmel AT89S51 is a powerful microcomputer which provides a highly flexible and cost effective solution to many embedded control applications.

Features :-

• Compatible with MCS-51™ Products
• 4K Bytes of In-System Reprogrammable Flash Memory
    - Endurance: 1,000 Write/Erase Cycles
• Fully Static Operation: 0 Hz to 33 MHz
• Three-Level Program Memory Lock
• 128 x 8-Bit Internal RAM
• 32 Programmable I/O Lines
• Two 16-Bit Timer/Counters
• Six Interrupt Sources
• Programmable Serial Channel
• Low Power Idle and Power Down Modes
• Fully Static Operation: 0 Hz to 33 MHz
• Three-Level Program Memory Lock
• 128 x 8-Bit Internal RAM
• 32 Programmable I/O Lines
• Two 16-Bit Timer/Counters
• Six Interrupt Sources
• Programmable Serial Channel
• Low Power Idle and Power Down Modes
• Watchdog Timer
• Dual Data Pointer
• Power OFF Flag

Extra Information
Country of Origin China
Imported By ElectroSource Private Limited

Reviews (1)

Write a review

Note: HTML is not translated!
    Bad           Good
CAPTCHA verification code

Frequently Asked Questions

Do you provide a GST bills?
Yes we provide GST Bill by the name of DNA Solutions. You will receive a GST compliant invoice for your records. You can take GST benefit.
What is your return / replacement policy?
Returns/replacements depend on the item type and condition. If there’s an issue, contact us with photos/videos and we’ll guide you as per policy.
Do you ship all over India?
Yes — we dispatch orders across India.
I forgot to add GST number at time of placing order, but I need GST Invoice in my firms name?
You can contact us via Contact us page and send your order details and GST number we will send you updated Invoice soft copy.
What details should I send for a bulk quote?
Send these details for an accurate bulk quote: - Part number(s) - Quantity required - Preferred brand (if any) - Product image (if possible) - Delivery address + PIN code - GST invoice needed (Yes/No) + GSTIN (if Yes)
Are components original / new?
We aim to supply genuine, new parts. For sourced items, we confirm availability and provide the best matching grade/brand possible.

NEW Products

Product Page : New Products

H2010 10mm Photoelectric Sensor

H2010 10mm Photoelectric Sensor H2010 10mm Photoelectric SensorThe H2010 Photoelectric Sensor i..

Rs.29.50 (inc GST)
Rs.25.00 + GST

SKU: 6069 | DAG901
Stock: 800

3 Pin 2.50mm JST FEMALE TO FEMALE Connector

3 Pin 2.50mm JST Female to Female Connector 3 Pin 2.50mm JST Female to Female Connector for secure ..

Rs.14.48 (inc GST)
Rs.12.27 + GST

SKU: 9263 | DAE993
Stock: 10

2N2222 Amplifier Transistor(TO-92)

2N2222 Amplifier Transistor2N2222 is NPN BJT normally used in low power amplifiers and also for swit..

Rs.2.36 (inc GST)
Rs.2.00 + GST

SKU: 821 | DAA284
Stock: 1

B1212S 2WR3 Mornsun DC To DC Fixed Input Converter

Mornsun B1212S 2WR3 DC-DC Fixed Input Converter B1212S-2WR3 Mornsun 12V to 12V DC-DC Converter, 2W,..

Rs.234.53 (inc GST)
Rs.198.75 + GST

SKU: 6065 | DAG894
Stock: 25

Have You Seen

Product Page : Have You Seen

MPX2010DP Pressure Sensor

MPX2010DP Differential Pressure Sensor with Dual Ports MPX2010DP Pressure Sensor provides accurate p..

Rs.1,156.40 (inc GST)
Rs.980.00 + GST

SKU: 1569 | DAA562
Stock: 1

74LS32 Quad 2-Input OR Gate DIP IC

74LS32 Quad 2-Input OR Gate DIP IC74LS32 Quad 2-Input OR Gate DIP ICThe 74LS32 Quad 2-Input OR is a ..

Rs.17.94 (inc GST)
Rs.15.20 + GST

SKU: 8869 | DAI209
Stock: 15

DB9 male PCB Mount with Internal thredding

DB9 male PCB Mount with Internal threddingDB9 Male Right Angle Connector with internal threading; de..

Rs.15.34 (inc GST)
Rs.13.00 + GST

SKU: 3805 | DAG105
Stock: 20

DFRobot Fermion: VOC Gas Sensor – Volatile Organic Compounds Detector (Breakout, 1-500ppm, MEMS)

DFRobot Fermion: VOC Gas Sensor – Volatile Organic Compounds Detector (Breakout, 1-500ppm, MEMS) Fer..

Rs.504.00 (inc GST)
Rs.427.12 + GST

SKU: 10381 | DAJ213
Stock: 8

Related Products

ADC0808

ADC0808

ADC0808: 8-bit Analog to Digital ConverterThe ADC0808 data acquisition component is a monolithic CMO..

Rs.177.00 (inc GST)
Rs.150.00 + GST

SKU: 51 | DAA021
Stock: 0
LM319M  SMD IC (NOPB TEXAS INSTRUMENTS)

LM319M SMD IC (NOPB TEXAS INSTRUMENTS)

LM319M SMD Dual Comparator IC LM319M SMD IC with dual comparators, operates from a single 5-V suppl..

Rs.221.84 (inc GST)
Rs.188.00 + GST

SKU: 7114 | DAH042
Stock: 0
Dwin 4.3" Smart Display DMG80480C043_02WTC

Dwin 4.3" Smart Display DMG80480C043_02WTC

DWIN 4.3" Smart Display TFT LCD Module DMG80480C043_02WT 4.3" TFT LCD module with capacitive touchs..

Rs.2,086.24 (inc GST)
Rs.1,768.00 + GST

SKU: 7147 | DAH005
Stock: 0
ADIY Arduino Nano CH340C With Soldered Board

ADIY Arduino Nano CH340C With Soldered Board

ADIY Arduino Nano CH340C Microcontroller Board ADIY Arduino Nano CH340C, ATmega328P based, with USB..

Rs.389.40 (inc GST)
Rs.330.00 + GST

SKU: 9162 | DAF388
Stock: 10
STM32F103VET6 Microcontroller SMD IC

STM32F103VET6 Microcontroller SMD IC

STM32F103VET6 Microcontroller SMD IC with ARM Cortex-M3STM32F103VET6 Microcontroller with ARM Cortex..

Rs.1,392.40 (inc GST)
Rs.1,180.00 + GST

SKU: 9641 | DAD319
Stock: 10
STM8S208CBT6 8 Bit MCU Microcontroller SMD IC

STM8S208CBT6 8 Bit MCU Microcontroller SMD IC

STM8S208CBT6 8 Bit Microcontroller SMD IC STM8S208CBT6 Microcontroller; 128 KB Flash, 6 KB RAM, 24 ..

Rs.410.85 (inc GST)
Rs.348.18 + GST

SKU: 9718 | DAI577
Stock: 0