Overview
The AT91SAM9260B-CU-100 is a 32-bit microcontroller produced by Atmel, now part of Microchip Technology. This microcontroller is based on the ARM926EJ-S processor, which operates at up to 180 MHz. It integrates a wide range of peripherals and memory interfaces, making it suitable for various embedded system applications. The device features fast ROM and RAM memories, an Ethernet MAC, USB Device and Host controllers, and several standard peripherals such as USART, SPI, TWI, and ADC.
Key Specifications
| Specification | Details |
|---|---|
| Processor | ARM926EJ-S, up to 180 MHz |
| Caches | 8 KBytes Data Cache, 8 KBytes Instruction Cache |
| Memory Management | Memory Management Unit (MMU) |
| Internal Memories | Two 4-kbyte internal SRAM, one 32-kbyte internal ROM |
| External Bus Interface | Supports 4-bank SDRAM/LPSDR, Static Memories, CompactFlash, SLC NAND Flash with ECC |
| Peripherals | USB Device and USB Host, 10/100 Mbps Ethernet MAC Controller, Image Sensor Interface, SPI, TWI, Timer Counters, Synchronous Serial Controller, ADC |
| Bus Matrix | 90 MHz six 32-bit layer AHB Bus Matrix |
| DMA Channels | 22 Peripheral DMA Channels |
| Boot Options | Boot from NAND Flash, DataFlash®, or serial DataFlash |
| Power Supplies | VDDCORE: 1.65V to 1.95V, VDDIOM: 1.65V to 1.95V or 3.0V to 3.6V, VDDIOP0: 3.0V to 3.6V |
| Package | 217-ball LFBGA, 15x15x1.4mm |
| Operating Temperature | -40°C to +85°C |
Key Features
- High-Performance Processor: ARM926EJ-S processor running up to 180 MHz.
- Advanced Memory System: Supports various memory types including SDRAM, Static Memories, CompactFlash, and SLC NAND Flash with ECC.
- Rich Peripherals: Includes USB Device and Host controllers, 10/100 Mbps Ethernet MAC Controller, Image Sensor Interface, SPI, TWI, Timer Counters, Synchronous Serial Controller, and a 4-channel 10-bit ADC.
- Flexible Boot Options: Boot from NAND Flash, DataFlash®, or serial DataFlash.
- Power Management: Multiple power supply pins with selectable voltage ranges and low-power oscillators.
- Advanced Interrupt and Debug Capabilities: Advanced Interrupt Controller and Debug Unit, Periodic Interval Timer, Watchdog Timer, and Real Time Timer.
Applications
- Industrial Automation: Suitable for control systems and automation due to its robust peripheral set and high-performance processor.
- Medical Devices: Can be used in medical devices requiring advanced peripherals and reliable performance.
- Consumer Electronics: Ideal for various consumer electronic devices such as set-top boxes, media players, and other multimedia devices.
- Aerospace and Defense: Used in military and aerospace applications due to its reliability and wide operating temperature range.
- Automotive Systems: Suitable for automotive control systems and infotainment systems.
Q & A
- What is the maximum operating frequency of the AT91SAM9260B-CU-100?
The maximum operating frequency is up to 180 MHz.
- What types of memory does the AT91SAM9260B-CU-100 support?
It supports SDRAM, Static Memories, CompactFlash, and SLC NAND Flash with ECC.
- Does the AT91SAM9260B-CU-100 have USB capabilities?
Yes, it includes both USB Device and USB Host controllers.
- What is the operating temperature range of the AT91SAM9260B-CU-100?
The operating temperature range is -40°C to +85°C.
- What package options are available for the AT91SAM9260B-CU-100?
It is available in a 217-ball LFBGA package.
- Does the AT91SAM9260B-CU-100 support Ethernet?
Yes, it includes a 10/100 Mbps Ethernet MAC Controller.
- What is the purpose of the AHB Bus Matrix in the AT91SAM9260B-CU-100?
The AHB Bus Matrix is a 90 MHz six 32-bit layer bus matrix that manages data transfer between the processor and peripherals.
- How many DMA channels does the AT91SAM9260B-CU-100 have?
It has 22 Peripheral DMA Channels.
- What are the boot options for the AT91SAM9260B-CU-100?
It can boot from NAND Flash, DataFlash®, or serial DataFlash.
- Does the AT91SAM9260B-CU-100 have any power-saving features?
Yes, it includes low-power oscillators and selectable power supply pins to manage power consumption.
