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SAM9N12_14 Datasheet, PDF (1/42 Pages) ATMEL Corporation – One 128-Kbyte internal ROM embedding bootstrap routine | |||
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Features
⢠Core
â ARM926EJ-S⢠ARM® Thumb® Processor running up to 400 MHz @ 1.0V +/- 10%
â 16 Kbytes Data Cache, 16 Kbytes Instruction Cache, Memory Management Unit
⢠Memories
â One 128-Kbyte internal ROM embedding bootstrap routine
â One 32-Kbyte internal SRAM, single-cycle access at system speed
â 32-bit External Bus Interface supporting 8-bank DDR2/LPDDR, SDR/LPSDR, Static
Memories
â MLC/SLC NAND Controller, with up to 24-bit Programmable Multi-bit Error
Correcting Code (PMECC)
⢠System running up to 133 MHz
â Power-on Reset, Reset Controller, Shut Down Controller, Periodic Interval Timer,
Watchdog Timer and Real Time Clock
â Boot Mode Select Option, Remap Command
â Internal Low Power 32 kHz RC and Fast 12 MHz RC Oscillators
â Selectable 32768 Hz Low-power Oscillator, 16 MHz Oscillator, one PLL for the
system and one PLL optimized for USB
â Six 32-bit-layer AHB Bus Matrix
â Dual Peripheral Bridge with dedicated programmable clock
â One dual port 8-channel DMA Controller
â Advanced Interrupt Controller and Debug Unit
â Two Programmable External Clock Signals
⢠Low Power Mode
â Shut Down Controller with four 32-bit battery backup registers
â Clock Generator and Power Management Controller
â Very Slow Clock Operating Mode, Software Programmable Power Optimization
Capabilities
⢠Peripherals
â LCD Controller
â USB Device Full Speed with dedicated On-Chip Transceiver
â USB Host Full Speed with dedicated On-Chip Transceiver
â One High speed SD card and SDIO Host Controller
â Two Master/Slave Serial Peripheral Interfaces
â Two Three-channel 32-bit Timer/Counters
â One Synchronous Serial Controller
â One Four-channel 16-bit PWM Controller
â Two Two-wire Interfaces
â Four USARTs plus two UARTs
â One 12-channel 10-bit Analog-to-Digital Converter with up to 5-wire resistive
Touch screen support
⢠Customizing
â TRNG True Random Number Generator compliant with NIST Special Publication
800-22
â 320 Fuse bits for device configuration, including JTAG disable and forced boot
from the on-chip ROM
⢠I/O
â Four 32-bit Parallel Input/Output Controllers
â 105 Programmable I/O Lines Multiplexed with up to Three Peripheral I/Os
â Input Change Interrupt Capability on Each I/O Line, optional Schmitt Trigger input
â Individually Programmable Open-drain, Pull-up and Pull-down Resistor,
Synchronous Output
â Package: 217-ball BGA, pitch 0.8 mm
AT91SAM
ARM-based
Embedded MPU
SAM9N12
Summary
11096ASâATARMâ4-Oct-11
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