AT89C51RB2-RLTUM
CMOS technologyAT89C51RB2-RLTUM
CMOS technology
-
Manufacturer Part # : AT89C51RB2-RLTUM
-
Package/Case: VQFP-44
-
Brand: Microchip Technology
-
Product Categories : Microcontrollers
Quality Assurance
Quality Assurance
All parts procured from our supply chain network undergo a rigorous incoming inspection process. This meticulous inspection ensures that the parts received by our customers are authentic and meet the required standards. Additionally, we maintain detailed records of these inspections to ensure transparency and traceability throughout the supply chain.
Certification
We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.
Shipping & Payment
Shipping & Payment
About Shipping
We generally ship orders within a few business days through reliable shipping carriers such as FedEx, SF, UPS, or DHL. We also have support for other shipping methods. If you would like to inquire about specific shipping details or costs, please don't hesitate to reach out to us.
About Payment
We accept various payment methods, including VISA, MasterCard, UnionPay, Western Union, PayPal, and other channels.
If you have a specific payment method in mind or would like to inquire about rates and other details, please feel free to contact us.
WireTransfer
Paypal
CreditCard
WesternUnion
MoneyGram
Service & Packaging
Service & Packaging
About After Sales Service
All Parts Extended Quality Guarantee
Initiate the application within 90 days from the shipment date.
Confirm the return or exchange with our staff.
Maintain the goods in their original condition as received.
Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]
About packaging
Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.
Example
Tape and Reel
Cut Tape
Tube or Tray
AT89C51RB2-RLTUM DataSheet
Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
Details
Operating within a voltage range of 4.0V to 5.5V, the AT89C51RB2-RLTUM provides versatility in power supply options while maintaining reliable performance. Packaged in a 44-pin TQFP format, it offers convenient integration into various system designs, ensuring flexibility and ease of implementation
Key Features
- 80C52 Compatible
- – 8051 Pin and Instruction Compatible
- – Four 8-bit I/O Ports
- – Three 16-bit Timer/Counters
- – 256 Bytes Scratch Pad RAM
- – 9 Interrupt Sources with 4 Priority Levels
- – Dual Data Pointer
- Variable Length MOVX for Slow RAM/Peripherals
- ISP (In-system Programming) Using Standard VCC Power Supply
- Boot ROM Contains Low Level Flash Programming Routines and a Default Serial Loader
- High-speed Architecture
- – In Standard Mode:
- 40 MHz (Vcc 2.7V to 5.5V, both Internal and external code execution)
- 60 MHz (Vcc 4.5V to 5.5V and Internal Code execution only)
- – In X2 mode (6 Clocks/machine cycle)
- 20 MHz (Vcc 2.7V to 5.5V, both Internal and external code execution)
- 30 MHz (Vcc 4.5V to 5.5V and Internal Code execution only)
- – 16K/32K Bytes On-chip Flash Program/Data Memory
- – Byte and Page (128 Bytes) Erase and Write
- – 100K Write Cycles
- On-chip 1024 Bytes Expanded RAM (XRAM)
- – Software Selectable Size (0, 256, 512, 768, 1024 Bytes)
- – 256 Bytes Selected at Reset for TS87C51RB2/RC2 Compatibility
- Keyboard Interrupt Interface on Port P1
- SPI Interface (Master/Slave Mode)
- 8-bit Clock Prescaler
- Improved X2 Mode with Independent Selection for CPU and Each Peripheral
- Programmable Counter Array 5 Channels
- – High-speed Output
- – Compare/Capture
- – Pulse Width Modulator
- – Watchdog Timer Capabilities
- Asynchronous Port Reset
- Full Duplex Enhanced UART
- Dedicated Baud Rate Generator for UART
- Low EMI (Inhibit ALE)
- Hardware Watchdog Timer (One-time Enabled with Reset-out)
- Power Control Modes
- – Idle Mode
- – Power-down Mode
- – Power-off Flag
- Power Supply:
- – 2.7 to 3.6 (3V Version)
- – 2.7 to 5.5V (5V Version)
- Temperature Ranges: Commercial (0 to +70°C) and Industrial (-40°C to +85°C)
- Packages: PDIL40, PLCC44, VQFP44
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Product Category ! | 8-bit Microcontrollers - MCU | RoHS | Details |
Core | 8051 | Program Memory Size | 16 kB |
Data RAM Size | 1.25 kB | Package / Case | VQFP-44 |
Maximum Clock Frequency | 60 MHz | ADC Resolution | No ADC |
Number of I/Os | 32 I/O | Supply Voltage - Min | 2.7 V |
Supply Voltage - Max | 5.5 V | Mounting Style | SMD/SMT |
Data Bus Width | 8 bit | Minimum Operating Temperature | - 40 C |
Maximum Operating Temperature ! | + 85 C | Series | 89C |
Brand | Microchip Technology | Height | 1.45 mm |
Interface Type | SPI, UART | Length | 10.1 mm |
Moisture Sensitive | Yes | Number of Timers/Counters | 3 Timer |
Processor Series | AT89x | Product | MCUs |
Product Type ! | 8-bit Microcontrollers - MCU | Program Memory Type ! | Flash |
Factory Pack Quantity | 160 | Subcategory | Microcontrollers - MCU |
Width | 10.1 mm | Unit Weight | 0.705479 oz |
Specification Comparison
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is AT89C51RB2-RLTUM?
The AT89C51RB2-RLTUM is a low-power, high-performance 8-bit microcontroller designed by Microchip Technology. It is part of the 8051 family of microcontrollers and is ideal for embedded control applications including industrial automation, consumer electronics, and automotive systems.
How Does AT89C51RB2-RLTUM Work?
The AT89C51RB2-RLTUM operates as a versatile 8-bit microcontroller with a rich set of integrated peripherals. It executes instructions stored in its on-chip Flash memory and interfaces with external devices through its input/output ports, serial communication interfaces, and timers/counters. The microcontroller’s flexible architecture allows it to be programmed and reprogrammed to suit various application requirements.
How Many Pins does AT89C51RB2-RLTUM have and What are the Functions of the Pinout Configuration?
The AT89C51RB2-RLTUM is housed in a 44-pin TQFP (Thin Quad Flat Package) package. The pinout configuration includes:
- VCC: Power supply pin.
- GND: Ground pin.
- Port 0 – Port 3: General-purpose I/O ports for interfacing with external devices.
- RXD, TXD: Serial communication pins.
- T0, T1: Timer/counter pins.
- EA: External Access pin for program memory access.
- X2, X1: Crystal oscillator pins.
What are the Pros and Cons of AT89C51RB2-RLTUM?
Pros:
- Versatility: Offers a rich set of integrated peripherals for diverse application requirements.
- Low Power Consumption: Operates with low power, suitable for battery-powered devices.
- Flash Memory: On-chip Flash memory for program storage and modification.
- Large Pin Count: Provides a wide range of I/O and interface options with its 44-pin package.
- Industry Standard: Part of the well-established 8051 microcontroller family with extensive resources and community support.
Cons:
- 8-Bit Architecture: Limitations in processing power and memory compared to 16-bit or 32-bit microcontrollers.
- External Components: May require additional external components for certain functionalities, such as external memory interfacing.
- Size: The 44-pin package may be relatively large for space-constrained designs.
Are There Any Equivalents/Alternatives to AT89C51RB2-RLTUM for Recommendation?
- The AT89S52-24PU from Microchip Technology is a similar 8051 microcontroller with some differences in features and memory size.
- Alternatives to the AT89C51RB2-RLTUM include the STC89C52RC from STMicroelectronics and the P89V51RB2 from NXP Semiconductors.
Recommend Parts
-
High-performance microcontroller with ample memory and processing capabilities
Brand: Microchip Package/Case: LQFP-100
7,252 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
4,636 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
The ATTINY15L-1SI includes an ADC for analog to digital conversion, and operates at a voltage of 3V and a frequency of 1.6MHz
Brand: Microchip Package/Case: SOIC-8
7,001 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
6,764 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
Four Pulse Width Modulation channels
Brand: Microchip Technology Package/Case: LQFP-100
5,271 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
7,359 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
8K Flash 5V 8-bit Microcontroller AT90S8515-8PC
Brand: Microchip Package/Case: PDIP-40
3,838 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
AT90S2313-10PC product description: 8-bit Microcontrollers with 5V 2K FLASH
Brand: Microchip Package/Case: PDIP-20
5,490 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
Compact and versatile microcontroller for various applications
Brand: Microchip Package/Case: TQFP-44
7,962 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
This product is a MicroController with 8-bit processing capabilities and a plastic DIP package with 40 pins
Brand: Microchip Package/Case: PDIP-40
5,958 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
7,419 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
AT89C51CC01UA-RLTUM
$9.485 It features a 44-pin Very Thin Quad Flat Package (VQFP) for easy integration into electronic designs
Brand: Microchip Package/Case: VQFP-44
4,676 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
8-bit Microcontroller with 8K Flash memory, operating at 24M frequency
Brand: Microchip Package/Case: PDIP-40
3,762 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
AT89S8253-24JU is a 44-pin PLCC microcontroller with 8-bit processing power
Brand: Microchip Technology Package/Case: PLCC-44
3,803 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
Operating at a frequency of 20 MHz, this microcontroller provides fast and reliable performance for a wide range of embedded systems
Brand: Microchip Technology Package/Case: SOIC-20
3,636 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
28l-8au avr microcontroller featuring 8-bit architecture
Brand: Microchip Technology Package/Case: TQFP-64
5,683 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1