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AT91SAM7S256D-AU-999 Embedded - Microcontrollers by Microchip Technology

AT91SAM7S256D-AU-999 is a Embedded - Microcontrollers model from Microchip Technology, presented on TrustCompo for buyers who need clear sourcing and review context before RFQ. This listing sits in the Integrated Circuits (ICs) / Embedded - Microcontrollers product path. Known package information currently points to LQFP under the Microchip Technology brand listing. IC MCU 32BIT 256KB FLASH 64LQFP. TrustCompo combines the available model, brand, hierarchy, and specification details around AT91SAM7S256D-AU-999 so buyers can move faster from review to quotation.

RoHS
Datasheet
AT91SAM7S256D-AU-999 Embedded - Microcontrollers by Microchip Technology | TrustCompo
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Documentation support

Pre-shipment inspection review

Part Number

AT91SAM7S256D-AU-999

Internal code

TCE000076515

Package

LQFP

Manufacturer

Microchip Technology

Key specifications

Series

SAM7S

Min Quantity

1

Category

Integrated Circuits (ICs)

Sub Category

Embedded - Microcontrollers

Description

IC MCU 32BIT 256KB FLASH 64LQFP

key Attributes

-

Datasheet

View AT91SAM7S256D-AU-999 Datasheet

Technical document

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Review the latest datasheet for AT91SAM7S256D-AU-999 from Microchip Technology in a separate tab so engineers and buyers can check package, electrical characteristics, and application details without leaving this product page.

View AT91SAM7S256D-AU-999 Datasheet

Why request a quote

Use the RFQ step to confirm the commercial and documentation details buyers usually need before placing an order.

RoHS, REACH, and lead-free documentation can be confirmed during RFQ
Traceability and Certificate of Conformance support available on request
Pre-shipment inspection report support for quality review

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Globally recognized certifications

4 certifications

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ISO 9001

Quality management processes for more consistent sourcing and handling.

AS9120B

Aerospace-focused distribution controls for traceability and reliability.

ISO 14001

Environmental management discipline across warehouse and operating workflows.

ESD Control

Electrostatic handling standards to help protect sensitive components.

Ordering workflow

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How to order this product

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1

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2

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3

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Quality & Traceability Center

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Structured product content

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Product overview

Overview

The AT91SAM7S256D-AU-999 is a microcontroller from Microchip Technology, specifically part of the AT91SAM7 series, which is based on the ARM7TDMI core. This microcontroller is designed for a variety of embedded applications, offering a blend of performance, low power consumption, and a rich set of features.

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Popular Specs Surfaced First

Export Classifications & Environmental

RoHS Status

ROHS3 Compliant

Export Classifications & Environmental

Moisture Sensitivity Level (MSL)

3 (168 Hours)

Export Classifications & Environmental

HTSUS

8542.31.0001

Product Attribute

Part Status

Active

Product Attribute

REACH Status

REACH Unaffected

Product Attribute

Lead Free

Lead Free

RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
3 (168 Hours)
HTSUS
8542.31.0001
Part Status
Active
REACH Status
REACH Unaffected
Lead Free
Lead Free
Factory Lead Time
9 Weeks
Mounting Type
Surface Mount
Published
1997
Packaging
Tape & Reel (TR)
Length
10mm
Categories
Integrated Circuits (ICs)
Peak Reflow Temperature (Cel)
260
Terminal Form
GULL WING
Technology
CMOS
Terminal Position
QUAD
Package / Case
64-LQFP
Terminal Pitch
0.5mm
Operating Temperature
-40°C~85°C TA
Sub-Categories
Embedded - Microcontrollers
ECCN
3A991A2
Manufacturer
Microchip Technology
Interface
I2C, SPI, UART, USART, USB
Reflow Temperature-Max (S)
30
Number Of Pins
64
Number Of Terminations
64
Mount
Surface Mount
Pbfree Code
yes
Number Of I/O
32
Supply Voltage
1.8V
On Chip Program ROM Width
8
Frequency
55MHz
Series
SAM7S
Base Part Number
AT91SAM7S256
Manufacturer'S Part No.
AT91SAM7S256D-AU-999
Oscillator Type
Internal
UPs/UCs/Peripheral ICs Type
MICROCONTROLLER, RISC
Peripherals
Brown-out Detect/Reset, DMA, POR, PWM, WDT
Data Converter
A/D 8x10b
Core Architecture
ARM
Memory Size
256kB
Core Size
16/32-Bit
Core Processor
ARM7®
ROM (Words)
262144
Program Memory Size
256KB 256K x 8
RAM Size
64K x 8
Number Of Timers/Counters
3
Program Memory Type
FLASH
Watchdog Timer
Yes
Has ADC
YES
PWM Channels
YES
DAC Channels
NO
DMA Channels
YES
Bit Size
32
Data Bus Width
32b
Supply Voltage-Max (Vsup)
1.95V
Supply Voltage-Min (Vsup)
1.65V
Voltage - Supply (Vcc/Vdd)
1.65V~1.95V
Connectivity
I2C, SPI, SSC, UART/USART, USB
Height Seated (Max)
1.6mm

Common questions

Product FAQ

Quick answers for buyers reviewing AT91SAM7S256D-AU-999, stock, documentation, and sourcing steps.

What is AT91SAM7S256D-AU-999?

AT91SAM7S256D-AU-999 is a Embedded - Microcontrollers component from Microchip Technology. This product page summarizes the core sourcing details buyers need before checking price, availability, documentation, or samples.

What package and description are listed for AT91SAM7S256D-AU-999?

AT91SAM7S256D-AU-999 is listed with package reference LQFP. The current product description is IC MCU 32BIT 256KB FLASH 64LQFP, and buyers should confirm package, footprint, and electrical details against the datasheet or quotation notes before approval.

Is AT91SAM7S256D-AU-999 available in stock?

This page currently shows 69186 units in stock and 86867 units available for AT91SAM7S256D-AU-999. Because electronic component availability can change quickly, submit an RFQ to confirm live stock, lead time, and final pricing.

Can I request a quote or sample for AT91SAM7S256D-AU-999?

Yes. Use the Quick Quote or Request Sample action on this page to send the quantity and sourcing requirements for AT91SAM7S256D-AU-999 by Microchip Technology. The TrustCompo team can review price, availability, and documentation support.

Is a datasheet available for AT91SAM7S256D-AU-999?

Yes. This page links to the datasheet for AT91SAM7S256D-AU-999 by Microchip Technology, so engineers and buyers can review package, ratings, and application details before purchase.

How should buyers verify AT91SAM7S256D-AU-999 before ordering?

Buyers should confirm the manufacturer, package, quantity, target price, RoHS or compliance needs, and any Certificate of Conformance or traceability requirements for AT91SAM7S256D-AU-999 before approving the order.

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