AT91SAM9261B-CU-999 Embedded - Microprocessors by Microchip Technology

Specifies the functional category of the integrated circuit, such as microprocessor, microcontroller, or peripheral controller. This classification helps engineers quickly identify the device's role in a system. Verify the exact type against the datasheet to ensure compatibility with your application's processing and interface requirements.

Specifies the plating material on component terminals, affecting solderability, corrosion resistance, and long-term reliability. Compare finishes like tin, gold, or silver for your assembly process and environmental requirements. Verify against datasheet for compliance.

Specifies the processor core design, such as ARM Cortex-M or RISC-V. This determines instruction set compatibility, development tools, and software ecosystem. Verify against the datasheet to ensure firmware and RTOS support match your application requirements.

Lists the integrated peripheral components such as ADCs, DACs, PWM controllers, comparators, and communication modules. These features reduce external component count and system cost. Engineers should compare available peripherals to ensure they cover all required functions without additional ICs.

Indicates the total storage capacity of the memory device, typically in bits or bytes. Buyers use this to match firmware or data storage requirements. Confirm the exact organization and density in the datasheet before design-in.

Identifies the processor architecture and core type, such as ARM Cortex-M or RISC-V. Determines instruction set, toolchain compatibility, and performance characteristics. Check the datasheet for core frequency and features to ensure it meets your processing needs.

Number of independent pulse-width modulation outputs available on the component. Compare this when selecting microcontrollers, motor drivers, or LED controllers to ensure enough channels for your application. Verify against the datasheet for channel mapping and shared timer limitations.

Specifies the oscillator circuit type used for clock generation in the component. Compare crystal, ceramic, RC, or MEMS types to match frequency stability and startup requirements. Verify against the datasheet for your application.

Number of digital-to-analog converter channels integrated in the device. Compare this to the number of analog outputs you need in your system. Verify against the datasheet to ensure the DAC resolution and output drive capability match your application requirements.

Check this attribute to confirm whether the component integrates an analog-to-digital converter. This is critical for microcontrollers, sensors, and mixed-signal ICs where analog inputs need digital processing. Verify against the datasheet to ensure the ADC meets your resolution and sampling requirements.

Number of independent direct memory access channels available on the microcontroller or processor. Compare this when selecting devices for data-intensive applications to ensure sufficient bandwidth for peripherals without CPU load. Verify against the datasheet for exact channel mapping and features.

Specifies the number of bits in a single data word for digital components. This determines the maximum data width the device can process or store. Compare bit sizes when selecting microcontrollers, ADCs, DACs, or memory chips to ensure compatibility with your system's data bus and processing requirements.

Specifies the number of parallel data lines in bits for microcontrollers, DSPs, or memory interfaces. Wider buses enable higher throughput but affect pin count and power. Verify against the datasheet to ensure compatibility with your system's architecture and required performance.

Indicates whether the read-only memory can be programmed or is factory-fixed. Buyers should verify if the device supports one-time or field programming, and check the datasheet for programming voltage and timing requirements.

Specifies the maximum clock frequency or data rate of the component. This is critical for timing and performance. Verify the speed grade in the datasheet to ensure it meets your system's throughput requirements and that signal integrity is maintained at that speed.

Lifecycle status of the part, such as active or obsolete. Indicates availability and long-term support from the manufacturer. Check this before design-in to avoid last-time buys or supply disruptions. Verify with the datasheet or distributor for current status.

Shows whether the component complies with the EU REACH regulation. Essential for legal market access in Europe. Check the manufacturer's latest statement to confirm that no substances of very high concern are present above the threshold.

Indicates whether the component is manufactured without lead, complying with RoHS and similar regulations. Check this attribute to ensure environmental compliance for your market. Verify against the datasheet for exact material declarations.

Published indicates the date when the product data was released or updated in the catalog. It helps buyers assess the freshness of the information and whether the component is current or possibly obsolete. Check the datasheet for the latest revisions.

Indicates the form of delivery for the component, such as tape and reel, tube, or tray. This affects handling, storage, and assembly processes. Verify the packaging type matches your production requirements and equipment compatibility.

Indicates the typical duration from order confirmation to shipment from the manufacturer's facility. This helps you plan production schedules and inventory. Verify current lead times with your distributor or supplier, as they may vary based on order quantity, product availability, and market conditions.

Specifies the physical length of the component body, typically in millimeters. This dimension is critical for PCB layout and mechanical fit. Verify against the datasheet to ensure proper clearance and alignment in your design.

Lists the product categories or classifications assigned to this component, such as connectors, capacitors, or modules. This helps in filtering and comparing similar parts. Review the categories to ensure the component fits your application and to find alternative parts in the same class.

Manufacturing technology or process used for the component, such as thin film, thick film, or semiconductor process. Affects performance, stability, and cost. Confirm the technology matches your application requirements and environmental conditions.

Terminal pitch is the center-to-center distance between adjacent leads or pads on a component. It determines PCB layout compatibility and soldering feasibility. Verify against the datasheet to ensure your footprint matches the component's actual lead spacing.

Specifies the ambient temperature range within which the component reliably functions. Compare this with your application's thermal environment to ensure proper operation. Always verify against the datasheet for derating curves and maximum ratings.

Specifies the nominal operating voltage that must be applied to the component for proper function. Verify this value against your system's power rail and the datasheet's absolute maximum ratings to ensure reliable operation and avoid damage.

Harmonized Tariff Schedule code used for customs classification of electronic components. Helps determine duties and regulatory requirements. Buyers should confirm the code with a customs broker for accurate shipping.

Operating frequency of the component, typically the clock or switching frequency. This determines the speed of operation and affects power dissipation and signal integrity. Verify the frequency range against your application's requirements and the datasheet specifications.

Identifies the company that designed and produced the component. Buyers often filter by manufacturer to ensure brand reliability, quality standards, and supply chain consistency. Verify the manufacturer against the datasheet and official packaging to avoid counterfeit parts.

Specifies the lowest DC input voltage at which the component reliably operates. Compare this value with your system's power rail tolerances and the device's recommended operating conditions to ensure stable performance across all load and temperature ranges.

Export Control Classification Number assigned by the U.S. government. Determines whether the component requires an export license. Essential for international trade compliance. Verify the ECCN with the manufacturer or supplier before shipping to avoid legal issues.

Describes the physical configuration of the component's leads or pads, such as through-hole, surface mount, or gull-wing. This affects PCB layout, soldering process, and mechanical fit. Confirm compatibility with your assembly method and footprint.

Specifies the number of processor cores and the width of the data bus in bits. This determines the processing capability and data throughput of the component. Compare with your system requirements and verify against the datasheet for compatibility.

Indicates the specific product subcategories or classifications within the broader component family. Helps narrow down search results and identify the exact type of component needed for your design. Review the subcategory to ensure compatibility with your application.

Physical package or case type of the component, defining its dimensions, mounting style, and thermal characteristics. Common types include SMD, through-hole, BGA, and QFN. Choose the package that fits your PCB layout and assembly process. Verify the exact package code in the datasheet for footprint compatibility.

Indicates the USB standard or version supported by the component, such as USB 2.0 or USB 3.2. Determines data transfer rates and power delivery capabilities. Verify compatibility with your host controller and cable.

Indicates the product series or family, grouping components with similar design and specifications. Helps identify compatible parts and compare within a product line. Verify the series against the datasheet to ensure correct application.

Specifies the type of controller IC used to drive displays or manage communication interfaces. Verify compatibility with your display panel or bus protocol. Compare power consumption, supported resolutions, and interface standards before selecting a part for your design.

I/O interface voltage level for digital circuits, microcontrollers, and logic devices. Specifies the voltage range for input and output pins to ensure compatibility with other components. Check datasheet to match logic levels and avoid damage or unreliable operation.

Specifies other communication or control interfaces beyond the primary ones. Helps engineers verify compatibility with system peripherals and protocols. Check the datasheet for exact interface types and electrical characteristics.

Identifies the core product family without package, grade, or option suffixes. Use this to compare equivalent components across manufacturers and to locate the primary datasheet. Verify the full ordering code against the manufacturer's specification before design-in.

Supported RAM controller types for microprocessors and system-on-chip devices. Indicates which memory standards (DDR, LPDDR, etc.) are integrated. Essential for selecting a processor that matches your memory design and performance requirements.

Mounting type: surface mount or through-hole. Surface mount components are placed directly on the PCB, saving space and enabling automated assembly. Through-hole components offer stronger mechanical bonds. Verify the mounting style matches your PCB design and assembly process.

Specifies the voltage range within which the component operates correctly. Check the datasheet to ensure your power supply meets the minimum and maximum limits, as exceeding them can damage the device or cause malfunction.

Position of the terminals on the package, such as dual-in-line, gull-wing, or J-lead. This affects PCB layout, soldering, and thermal performance. Engineers must ensure the terminal position matches the footprint and assembly capabilities of their manufacturing line.

Indicates the highest DC or AC voltage that can be safely applied to the power supply pin without risking damage or malfunction. Verify this limit against the datasheet before designing your circuit to ensure reliable operation under all conditions.

Indicates whether the component integrates hardware acceleration for graphics processing. This is critical for embedded systems, SoCs, and display controllers. Verify the supported APIs and performance levels in the datasheet to ensure it meets your application's rendering requirements.

Total number of input/output pins or channels available on the device. Determines connectivity and interface capability. Verify against your system requirements and datasheet to ensure sufficient I/O for your application.

Indicates the total number of electrical connection points on the component, such as pins or pads. This is critical for PCB footprint design and assembly. Verify it matches the package specification to ensure proper soldering and connectivity.

Specifies the number of address lines used to access memory or registers. Wider buses address more locations, affecting maximum memory capacity. Verify against the datasheet for compatibility with your microcontroller or processor design.

Specifies the communication protocol or interface type used by the component, such as I2C, SPI, UART, or USB. This determines how the device connects to a microcontroller or system. Verify compatibility with your host controller and bus voltage levels before design-in.

Defines the underlying technology used for data storage, such as SRAM, DRAM, or Flash. Determines volatility, speed, and endurance. Choose based on your application's need for persistence and access speed.

The unique part number assigned by the original component manufacturer. Use this to cross-reference datasheets, verify specifications, and ensure the exact component matches your design requirements. Always confirm the number against the manufacturer's official documentation.

Indicates whether the component complies with the EU RoHS directive restricting hazardous substances. Buyers should verify this status for regulatory compliance and market access. Check the datasheet or certificate for exact compliance details.

Indicates the floor life of a component before it must be baked prior to soldering. Higher levels require stricter handling and shorter exposure times. Verify the MSL rating in the datasheet to ensure proper storage and assembly conditions.

Harmonized Tariff Schedule of the United States code for customs classification. Essential for import/export documentation and duty calculation. Verify the correct code with a trade specialist to avoid customs delays.

This code indicates the terminal finish material per JESD-609 standard. It helps identify the plating type for soldering compatibility and environmental compliance. Check the datasheet for the exact code and its meaning.

Export Control Classification Number assigned by the U.S. Commerce Department. It determines export licensing requirements for electronic components. Verify the ECCN against the manufacturer's datasheet or export compliance documentation before shipping internationally.

JEDEC standard code that defines the package outline and dimensions. Use it to verify physical compatibility and footprint before PCB design. Compare with the datasheet to ensure the component meets your assembly and manufacturing requirements.

Maximum vertical dimension from the seating plane to the top of the component body. Critical for PCB clearance and enclosure fit. Verify against the datasheet when designing mechanical constraints or checking compatibility with mating parts.