AT91SAM9G45-CU

The AT91SAM9G45-CU microcontroller, with its powerful ARM926EJ-S™ core and 32 KB of cache memory, offers exceptional performance and efficiency for a wide range of embedded applications. Its versatile connectivity options, including Ethernet, USB 2.0, and SDIO, make it a flexible choice for various projects. The presence of a 10-bit ADC and a 12-bit DAC further enhances its capabilities for analog signal processing tasks. Moreover, the inclusion of features like a watchdog timer and real-time clock provides added functionality for system monitoring and timekeeping

主な特長

• 400 MHz ARM926EJ-S™ ARM® Thumb® Processor
• – 32 KBytes Data Cache, 32 KBytes Instruction Cache, MMU
• Memories
• – DDR2 Controller 4-bank DDR2/LPDDR, SDRAM/LPSDR
• – External Bus Interface supporting 4-bank DDR2/LPDDR, SDRAM/LPSDR, Static Memories, CompactFlash, SLC NAND Flash with ECC
• – One 64-KByte internal SRAM, single-cycle access at system speed or processor speed through TCM interface
• – One 64-KByte internal ROM, embedding bootstrap routine
• Peripherals
• – LCD Controller supporting STN and TFT displays up to 1280860
• – ITU-R BT. 601/656 Image Sensor Interface
• – USB Device High Speed, USB Host High Speed and USB Host Full Speed with OnChip Transceiver
• – 10/100 Mbps Ethernet MAC Controller
• – Two High Speed Memory Card Hosts (SDIO, SDCard, MMC)
• – AC97 controller
• – Two Master/Slave Serial Peripheral Interfaces
• – Two Three-channel 32-bit Timer/Counters
• – Two Synchronous Serial Controllers (I2S mode)
• – Four-channel 16-bit PWM Controller
• – Two Two-wire Interfaces
• – Four USARTs with ISO7816, IrDA, Manchester and SPI modes
• – 8-channel 10-bit ADC with 4-wire Touch Screen support
• System
• – 133 MHz twelve 32-bit layer AHB Bus Matrix
• – 37 DMA Channels
• – Boot from NAND Flash, SDCard, DataFlash® or serial DataFlash
• – Reset Controller with on-chip Power-on Reset
• – Selectable 32768 Hz Low-power and 12 MHz Crystal Oscillators
• – Internal Low-power 32 kHz RC Oscillator
• – One PLL for the system and one 480 MHz PLL optimized for USB High Speed
• – Two Programmable External Clock Signals
• – Advanced Interrupt Controller and Debug Unit
• – Periodic Interval Timer, Watchdog Timer, Real Time Timer and Real Time Clock
• – Five 32-bit Parallel Input/Output Controllers
• – 160 Programmable I/O Lines Multiplexed with up to Two Peripheral I/Os with Schmitt trigger input
• Package
• – 324-ball TFBGA, pitch 0.8 mm