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AT91SAM9XE128 Datasheet(PDF) 6 Page - ATMEL Corporation |
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AT91SAM9XE128 Datasheet(HTML) 6 Page - ATMEL Corporation |
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6 / 866 page  6 6254B–ATARM–29-Apr-09 AT91SAM9XE128/256/512 Preliminary 3. Signal Description Table 3-1 gives details on the signal name classified by peripheral. Table 3-1. Signal Description List Signal Name Function Type Active Level Reference Voltage Comments Power Supplies VDDIOM EBI I/O Lines Power Supply Power 1.65V to 1.95V or 3.0V to 3.6V VDDIOP0 Peripherals I/O Lines Power Supply Power 3.0V to 3.6V VDDIOP1 Peripherals I/O Lines Power Supply Power 1.65V to 3.6V VDDBU Backup I/O Lines Power Supply Power 1.65V to 1.95V VDDANA Analog Power Supply Power 3.0V to 3.6V VDDPLL PLL Power Supply Power 1.65V to 1.95V VDDCORE Core Chip and Embedded Memories Power Supply Power 1.65V to 1.95V GND Ground Ground GNDPLL PLL Ground Ground GNDANA Analog Ground Ground GNDBU Backup Ground Ground Clocks, Oscillators and PLLs XIN Main Oscillator Input Input XOUT Main Oscillator Output Output XIN32 Slow Clock Oscillator Input Input XOUT32 Slow Clock Oscillator Output Output OSCSEL Slow Clock Oscillator Selection Input VDDBU Accepts between 0V and VDDBU. PLLRCA PLL A Filter Input PCK0 - PCK1 Programmable Clock Output Output VDDIOP0 Shutdown, Wakeup Logic SHDN Shutdown Control Output Low VDDBU Driven at 0V only. WKUP Wake-Up Input Input VDDBU Accepts between 0V and VDDBU. ICE and JTAG NTRST Test Reset Signal Input Low VDDIOP0 Pull-Up resistor (100 k Ω) TCK Test Clock Input VDDIOP0 No pull-up resistor, Schmitt trigger TDI Test Data In Input VDDIOP0 No pull-up resistor, Schmitt trigger TDO Test Data Out Output VDDIOP0 TMS Test Mode Select Input VDDIOP0 No pull-up resistor, Schmitt trigger JTAGSEL JTAG Selection Input VDDBU Pull-down resistor (15 k Ω). |
Similar Part No. - AT91SAM9XE128_1 |
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Similar Description - AT91SAM9XE128_1 |
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