Mfr Part #:

AT91M40800-33AU

Mfr Name: Atmel

The AT91M40800-33AU is a microcontroller from Atmel based on the ARM7TDMI processor core. It offers a high-performance 32-bit RISC architecture with a 16-bit instruction set.

✓ Total Stock: 817 pcs

$ Price Range: $5.55

AT91M40800-33AU Available from 3 distributors

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✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
Smaxon Electronics ✓ Non-Authorised Inventory information	752 pcs On Request	752 pcs	On Request	1	On Request	On Request	11+10+	On Request	On Request
Rayichip ✓ Non-Authorised Inventory information	52 pcs On Request	52 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request
Optech Co.,Limited ✓ Non-Authorised Inventory information	13 pcs On Request	13 pcs	On Request	1	On Request	On Request	12+	On Request	On Request

AT91M40800-33AU Specifications Quick View

Most important parameters for selection – full specs in datasheet.

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Category	New Products
Manufacturer Name	Atmel
Architecture	32-bit RISC
Operating Temperature	-40° C to +85° C
Operating Voltage	1.8V to 3.6V
Watchdog Timer	Programmable

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AT91M40800-33AU Description

Short technical summary and product information.

The AT91M40800-33AU is a microcontroller from Atmel, built on the ARM7TDMI processor core. This architecture provides a high-performance 32-bit RISC core with a dense 16-bit instruction set, optimized for low power consumption and efficient real-time control applications.

Key features include 8KB of on-chip SRAM with single-clock cycle access and a fully-programmable External Bus Interface (EBI) supporting up to 64MB of address space. It incorporates an 8-level priority vectored interrupt controller and offers 32 programmable I/O lines. For timing functions, it includes a 3-channel 16-bit timer/counter and two USARTs with dedicated Peripheral Data Controller (PDC) channels.

This device operates within a voltage range of 1.8V to 3.6V and can function at internal frequencies up to 40 MHz at 3.0V and 85°C. The operating temperature range is -40°C to +85°C. The AT91M40800-33AU is supplied in a 100-lead LQFP package, suitable for various embedded control applications requiring a powerful and flexible microcontroller solution.

AT91M40800-33AU Quick Information

Product Type: Microcontroller

Canonical Name: AT91M40800-33AU Microcontroller

Subcategory: Embedded Microcontrollers

AT91M40800-33AU Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

AT91M40800-33AU Estimated Pricing

Qty	Low	High
1+	$5.55	$5.55

Estimated market price range - modelled values for guidance only, not live distributor offers.

AT91M40800-33AU Features

High-performance ARM7TDMI processor core.
8KB on-chip SRAM with fast access.
Programmable External Bus Interface (EBI).
Wide operating voltage range of 1.8V to 3.6V.
Operates up to 40 MHz at 3.0V, 85°C.

AT91M40800-33AU Applications

Ideal for real-time control applications.
Suitable for compute-intensive embedded systems.
Supports direct connection to off-chip memory.
Enhances real-time performance with PDC.

AT91M40800-33AU FAQs

6 frequently asked questions generated from this part’s specifications.

What processor core does the AT91M40800-33AU use?

The AT91M40800-33AU uses the ARM7TDMI processor core.

How much on-chip SRAM does the AT91M40800-33AU have?

It has 8KB of on-chip SRAM.

What is the maximum operating frequency of the AT91M40800-33AU?

The maximum internal frequency is 40 MHz at 3.0V and 85°C.

What is the operating voltage range for the AT91M40800-33AU?

The operating voltage range is 1.8V to 3.6V.

What is the operating temperature range for this microcontroller?

The operating temperature range is -40°C to +85°C.

What package is the AT91M40800-33AU available in?

It is available in a 100-lead LQFP package.