PDF ATSAM3U Data sheet ( Hoja de datos )

Número de pieza	ATSAM3U
Descripción	32-bit ARM-based Microcontrollers
Fabricantes	ATMEL Corporation
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No Preview Available ! www.DataSheet4U.com Features • Core – ARM® Cortex™-M3 revision 2.0 running at up to 96 MHz – Memory Protection Unit (MPU) – Thumb®-2 instruction set • Memories – From 64 to 256 Kbytes embedded Flash, 128-bit wide access, memory accelerator, dual bank – From 16 to 48 Kbytes embedded SRAM with dual banks – 16 Kbytes ROM with embedded bootloader routines (UART, USB) and IAP routines – Static Memory Controller (SMC): SRAM, NOR, NAND support. NAND Flash controller with 4-kbyte RAM buffer and ECC • System – Embedded voltage regulator for single supply operation – POR, BOD and Watchdog for safe reset – Quartz or resonator oscillators: 3 to 20 MHz main and optional low power 32.768 kHz for RTC or device clock. – High precision 4/8/12 MHz factory trimmed internal RC oscillator and slow clock internal RC oscillator – One PLL for device clock and one dedicated PLL for USB 2.0 High Speed Device – Up to 19 peripheral DMA (PDC) channels and 4-channel central DMA • Low Power Modes – Sleep and Backup modes, down to 2.5 µA in Backup mode. – Backup domain: VDDBU pin, RTC, 32 backup registers – Ultra low power RTC: 0.6 µA • Peripherals – USB 2.0 Device: 480 Mbps, 4-kbyte FIFO, up to 7 bidirectional Endpoints, dedicated DMA – Up to 4 USARTs (ISO7816, IrDA®, Flow Control, SPI, Manchester support) and one UART – Up to 2 TWI (I2C), 1 SPI, 1 SSC (I2S), 1 HSMCI (SDIO/SD/MMC) – 3-Channel 16-bit Timer/Counter (TC) for capture, compare and PWM – 4-channel 16-bit PWM (PWMC) – 32-bit Real Time Timer (RTT) and RTC with calendar and alarm features – 8-channel 12-bit 1Msps ADC with differential input mode and programmable gain stage, 8-channel 10-bit ADC • I/O – Up to 96 I/O lines with external interrupt capability (edge or level sensitivity), debouncing, glitch filtering and on-die Series Resistor Termination – Three 32-bit Parallel Input/Outputs (PIO) • Packages – 100-lead LQFP, 14 x 14 mm, pitch 0.5 mm – 100-ball LFBGA, 9 x 9 mm, pitch 0.8 mm – 144-lead LQFP, 20 x 20 mm, pitch 0.5 mm – 144-ball LFBGA, 10 x 10 mm, pitch 0.8 mm AT91ARM M3 Cortex-based Processor ATSAM3U Series Preliminary Summary NOTE: This is a summary document. The complete document is available on the Atmel website at www.atmel.com. 6430AS–ATARM–29-May-09 1 page SAM3U Series www.DataSheet4U.com 3. Signal Description Table 3-1 gives details on the signal names classified by peripheral. Table 3-1. Signal Description List Signal Name VDDIO VDDUTMII GNDUTMII VDDBU GNDBU VDDPLL GNDPLL VDDANA GNDANA VDDCORE GND XIN XOUT XIN32 XOUT32 VBG PCK0 - PCK2 Function Type Power Supplies Peripherals I/O Lines Power Supply Power USB UTMI+ Interface Power Supply Power USB UTMI+ Interface Ground Ground Backup I/O Lines Power Supply Power Backup Ground Ground PLL A, UPLL and OSC 3-20 MHz Power Supply Power PLL A, UPLL and OSC 3-20 MHz Ground Ground ADC Analog Power Supply Power ADC Analog Ground Ground Core Chip Power Supply Power Ground Ground Clocks, Oscillators and PLLs Main Oscillator Input Input Main Oscillator Output Output Slow Clock Oscillator Input Input Slow Clock Oscillator Output Output Bias Voltage Reference Analog Programmable Clock Output Output Shutdown, Wakeup Logic Active Level SHDN Shut-Down Control Output FWUP TCK TDI TDO TRACESWO SWDIO SWCLK TMS JTAGSEL Force Wake-Up Input Test Clock Test Data In Test Data Out Trace Asynchronous Data Out Serial Wire Input/Output Serial Wire Clock Test Mode Select JTAG Selection Input ICE and JTAG Input Input Output Output I/O Input Input Input Low High Voltage Reference Comments 1.62V to 3.6V 3.0V to 3.6V 1.62V to 3.6V 1.62 V to 1.95V 2.4V to 3.6V 1.62V to 1.95V VDDPLL VDDBU VDDBU VDDBU push/pull 0: The device is in backup mode 1: The device is running (not in backup mode) Needs external Pull-up VDDIO VDDIO VDDIO VDDIO VDDIO VDDIO VDDIO VDDBU No pull-up resistor No pull-up resistor No pull-up resistor Pull-down resistor 6430AS–ATARM–29-May-09 5 5 Page www.DataSheet4U.com 4.4 144-lead LQFP Pinout Table 4-2. 144-pin SAM3U Pinout 1 TDI 37 2 VDDOUT 38 3 VDDIN 4 TDO/TRACESWO 39 40 5 PB31 41 6 PB30 7 TMS/SWDIO 42 43 8 PB29 9 TCK/SWCLK 44 45 10 PB28 46 11 NRST 47 12 PB27 48 13 PB26 49 14 PB25 50 15 PB24 51 16 VDDCORE 52 17 VDDIO 53 18 GND 54 19 PB23 55 20 PB22 56 21 PB21 57 22 PC21 58 23 PB20 59 24 PB19 60 25 PB18 61 26 PB17 62 27 VDDCORE 63 28 PC14 64 29 PB14 65 30 PB10 66 31 PB9 67 32 PC19 68 33 GNDPLL 69 34 VDDPLL 70 35 XOUT 71 36 XIN 72 DHSDP DHSDM VBG VDDUTMI DFSDM DFSDP GNDUTMI VDDCORE PA28 PA29 PC22 PA31 PC23 VDDCORE VDDIO GND PB0 PC24 PB1 PC25 PB2 PC26 PB11 GND PB12 PB13 PC27 PA27 PB5 PB6 PB7 PB8 PC28 PC29 PC30 PC31 6430AS–ATARM–29-May-09 SAM3U Series 73 VDDANA 74 ADVREF 75 GNDANA 76 AD12BVREF 77 PA22/PGMD12 78 PA30 79 PB3 80 PB4 81 PC15 82 PC16 83 PC17 84 PC18 85 VDDIO 86 VDDCORE 87 PA13/PGMD5 88 PA14/PGMD6 89 PC10 90 GND 91 PA15/PGMD7 92 PC11 93 PA16/PGMD8 94 PC12 95 PA17/PGMD9 96 PB16 97 PB15 98 PC13 99 PA18/PGMD10 100 PA19/PGMD11 101 PA20/PGMD12 102 PA21/PGMD13 103 PA23/PGMD15 104 VDDIO 105 PA24 106 PA25 107 PA26 108 PC20 109 PA0/PGMNCMD 110 PC0 111 PA1/PGMRDY 112 PC1 113 PA2/PGMNOE 114 PC2 115 PA3/PGMNVALID 116 PC3 117 PA4/PGMM0 118 PC4 119 PA5/PGMM1 120 PC5 121 PA6/PGMM2 122 PC6 123 PA7/PGMM3 124 PC7 125 VDDCORE 126 GND 127 VDDIO 128 PA8/PGMD0 129 PC8 130 PA9/PGMD1 131 PC9 132 PA10/PGMD2 133 PA11/PGMD3 134 PA12/PGMD4 135 FWUP 136 SHDN 137 ERASE 138 TEST 139 VDDBU 140 GNDBU 141 NRSTB 142 JTAGSEL 143 XOUT32 144 XIN32 11 11 Page

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