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AT91SAM9261 Datasheet(PDF) 2 Page - ATMEL Corporation |
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AT91SAM9261 Datasheet(HTML) 2 Page - ATMEL Corporation |
2 / 43 page 2 6062GS–ATARM–05-Dec-06 AT91SAM9261 Preliminary • Advanced Interrupt Controller (AIC) – Individually Maskable, Eight-level Priority, Vectored Interrupt Sources – Three External Interrupt Sources and One Fast Interrupt Source, Spurious Interrupt Protected • Debug Unit (DBGU) – 2-wire USART and support for Debug Communication Channel, Programmable ICE Access Prevention • Periodic Interval Timer (PIT) – 20-bit Interval Timer plus 12-bit Interval Counter • Watchdog Timer (WDT) – Key Protected, Programmable Only Once, Windowed 12-bit Counter, Running at Slow Clock • Real-Time Timer (RTT) – 32-bit Free-running Backup Counter Running at Slow Clock • Three 32-bit Parallel Input/Output Controllers (PIO) PIOA, PIOB and PIOC – 96 Programmable I/O Lines Multiplexed with up to Two Peripheral I/Os – Input Change Interrupt Capability on Each I/O Line – Individually Programmable Open-drain, Pull-up Resistor and Synchronous Output • Nineteen Peripheral DMA (PDC) Channels • Multimedia Card Interface (MCI) – SDCard and MultiMediaCard™ Compliant – Automatic Protocol Control and Fast Automatic Data Transfers with PDC, MMC and SDCard Compliant • Three Synchronous Serial Controllers (SSC) – Independent Clock and Frame Sync Signals for Each Receiver and Transmitter – I²S Analog Interface Support, Time Division Multiplex Support – High-speed Continuous Data Stream Capabilities with 32-bit Data Transfer • Three Universal Synchronous/Asynchronous Receiver Transmitters (USART) – Individual Baud Rate Generator, IrDA® Infrared Modulation/Demodulation – Support for ISO7816 T0/T1 Smart Card, Hardware and Software Handshaking, RS485 Support • Two Master/Slave Serial Peripheral Interface (SPI) – 8- to 16-bit Programmable Data Length, Four External Peripheral Chip Selects • One Three-channel 16-bit Timer/Counters (TC) – Three External Clock Inputs, Two multi-purpose I/O Pins per Channel – Double PWM Generation, Capture/Waveform Mode, Up/Down Capability • Two-wire Interface (TWI) – Master Mode Support, All Two-wire Atmel EEPROMs Supported • IEEE® 1149.1 JTAG Boundary Scan on All Digital Pins • Required Power Supplies: – 1.08V to 1.32V for VDDCORE and VDDBU – 2.7V to 3.6V for VDDOSC and for VDDPLL – 2.7V to 3.6V for VDDIOP (Peripheral I/Os) – 1.65V to 1.95V and 3.0V to 3.6V for VDDIOM (Memory I/Os) • Available in a 217-ball LFBGA RoHS-compliant Package |
Similar Part No. - AT91SAM9261_1 |
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Similar Description - AT91SAM9261_1 |
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