company blog about Supply Original Microchip AT91SAM7SE32B-AU SAM7SE Series High-Performance ARM7 Microcontroller IC

Supply Original Microchip AT91SAM7SE32B-AU SAM7SE Series High-Performance ARM7 Microcontroller IC

Shenzhen Mingjiada Electronics Co., Ltd. — long committed to providing global customers with high-quality, high-performance microcontroller products. We now introduce Microchip's AT91SAM7SE32B-AU — a high-performance microcontroller based on the ARM7® core, suitable for diverse industrial control and embedded system applications.

Product Overview
The AT91SAM7SE32B-AU is a high-performance 32-bit RISC microcontroller manufactured by Microchip, forming part of the SAM7SE product family. This device integrates an ARM7TDMI processor core alongside a rich array of peripherals and interface resources, delivering a flexible and powerful solution for embedded system design.
This microcontroller utilises a 128-pin LQFP package measuring 20x14 millimetres, suitable for surface mount technology (SMT) manufacturing processes. The AT91SAM7SE32B-AU is engineered to balance high performance with low power consumption, making it suitable for product development across industrial, consumer electronics, and communications sectors.
As part of the SAM7SE series, the AT91SAM7SE32B-AU provides External Bus Interface (EBI) support, enabling connectivity to multiple external storage devices. This capability ensures outstanding performance in data logging and complex control tasks.

Detailed Specifications
Core Architecture: ARM7TDMI processor supporting 16/32-bit instruction sets, operating at up to 55MHz, delivering efficient signal processing and low power consumption
Memory Configuration: Integrates 32KB flash memory (for program storage) and 8KB SRAM (for data processing), supporting single-cycle access to optimise instruction execution efficiency
Power Characteristics: Operating voltage range of 1.65V to 1.95V, incorporating multiple power management modes to meet low-power application requirements
I/O Capability: Provides 88 programmable I/O ports with external interrupt support, offering extensive interface connectivity
Communication Interfaces: Integrated multiple UART channels, I²C, SPI and other serial interfaces, enabling seamless connectivity with diverse peripherals
Analogue Capabilities: Incorporates an 8-channel 10-bit ADC for precise analogue signal acquisition
Timing Resources: Includes 3 x 16-bit timers/counters, 4 PWM outputs, and a watchdog timer
Operating Environment: Industrial-grade operating temperature range of -40°C to 85°C, suitable for demanding applications

Product Features and Advantages
The AT91SAM7SE32B-AU microcontroller combines high performance, low power consumption, and rich peripheral integration, offering several outstanding features:
Exceptional Processing Performance
Based on the ARM7TDMI RISC architecture, the AT91SAM7SE32B-AU delivers up to 55 MIPS performance at a 55MHz core frequency while achieving higher code density through the Thumb instruction set. This design enables the AT91SAM7SE32B-AU to execute complex tasks in resource-constrained environments, meeting the demands of real-time control applications.
Advanced Memory Management
The device incorporates 32KB on-chip flash memory and 8KB SRAM, alongside an External Bus Interface (EBI) for direct connection to external storage devices such as SDRAM, NAND flash, CompactFlash, and SRAM. The AT91SAM7SE32B-AU's memory protection unit and exception state detection mechanisms further enhance system reliability.
Extensive Connectivity
The AT91SAM7SE32B-AU integrates multiple serial communication interfaces, including UART, SPI, and I²C (TWI). These interfaces enable seamless connectivity with sensors, actuators, display devices, and other peripherals, fulfilling the interconnection requirements of complex systems.
Robust Power Management
Supports multiple low-power modes, including idle mode and low-speed clock mode (down to 500Hz). The AT91SAM7SE32B-AU also incorporates a low-power RC oscillator and on-chip PLL, reducing external component count and lowering system costs.
Reliable Security Features
Built-in hardware security features include flash security bits, write protection mechanisms, and a watchdog timer. These capabilities enable the AT91SAM7SE32B-AU to address security challenges in mission-critical applications, ensuring long-term system stability.

Application Areas
The exceptional characteristics of the AT91SAM7SE32B-AU enable its extensive application across multiple domains:
Industrial Automation: Suitable for PLC controllers, motor drive systems, sensor data acquisition, and equipment monitoring systems. Its robust real-time control capabilities and extensive peripheral interfaces meet the high reliability demands of industrial environments.
Smart Meters: Within metering devices such as electricity, water, and gas meters, the AT91SAM7SE32B-AU's low-power characteristics and precise ADC conversion make it an ideal choice
Consumer Electronics: Suitable for smart home controllers, portable devices, and multimedia interfaces, its high-performance processing supports complex user interfaces and connectivity functions
Medical Devices: Employed in portable diagnostic instruments, vital signs monitors, and medical pump controllers, its reliability and low power consumption meet stringent medical application requirements.
Communication Equipment: Serving as the primary controller for network accessories, routers, and communication interfaces, its extensive communication interfaces enable the AT91SAM7SE32B-AU to handle diverse protocols and data streams.
Automotive Electronics: Within in-vehicle infotainment systems, body control, and safety systems, its wide operating temperature range ensures stable performance in harsh environments
Data Logging Systems: With external bus interfaces and Error Correction Code (ECC) support, the AT91SAM7SE32B-AU efficiently handles large-capacity data storage, making it suitable for data logging applications such as mobile medical monitoring

Conclusion
As a key member of Microchip's SAM7SE series, the AT91SAM7SE32B-AU demonstrates significant application value across industrial control, consumer electronics, and communications equipment sectors. This is achieved through its high-performance ARM7TDMI core, extensive peripheral integration, and low-power characteristics.

Mingjiada Electronics provides premium AT91SAM7SE32B-AU supply services, underpinned by a stable supply chain and a customer-centric service philosophy. Should you be seeking a dependable AT91SAM7SE32B-AU supplier, Mingjiada Electronics stands as your ideal choice.

For further product information regarding the AT91SAM7SE32B-AU or to enquire about pricing, please visit Mingjiada Electronics' official website (https://www.integrated-ic.com/) to explore supply details.