AT91SAM7A1-AU Atmel, AT91SAM7A1-AU Datasheet - Page 383

• Manufacturer Part Number: AT91SAM7A1-AU
• Description: IC ARM7 MCU 32BIT ROMLESS144LQFP
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91SAM7A1-AU

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 40MHz
• Connectivity: CAN, EBI/EMI, SPI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 49
• Program Memory Type: ROMless
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 144-LQFP
• For Use With: AT91SAM7A1-EK - BOARD EVAL FOR AT91SAM7A1
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -

Table of Contents
6048B–ATARM–29-Jun-06
1
2
3
4
5
6
7
8
9
10 Advanced Memory Controller (AMC) .......................................27
Features .........................................................................................1
Description ...................................................................................2
Pin Configuration .........................................................................2
Signal Description ........................................................................4
Block Diagram ..............................................................................7
Product Overview .........................................................................8
Clocks .........................................................................................14
Memory Map ...............................................................................19
Power Management Block .........................................................23
PIO Controller Block ..................................................................24
2.1 144-lead LQFP Package .......................................................................... 2
2.2 144-lead LQFP Package Pinout ............................................................... 3
5.1 Register Considerations ........................................................................... 8
5.2 Power Consumption ................................................................................. 9
5.3 Reset ...................................................................................................... 10
5.4 Electrical Characteristics ........................................................................ 11
6.1 Crystals ................................................................................................... 14
6.2 Phase Locked Loop ................................................................................ 14
6.3 Clock Timings ......................................................................................... 16
6.4 Internal Oscillator Characteristics ........................................................... 17
7.1 Reboot Mode .......................................................................................... 19
7.2 Remap Mode .......................................................................................... 20
7.3 External Memories .................................................................................. 21
7.4 Peripheral Resources ............................................................................. 22
9.1 Multiplexed I/O Lines .............................................................................. 25
10.1 Boot on NCS0 ....................................................................................... 27
10.2 External Memory Mapping .................................................................... 27
10.3 External Memory Device Connection ................................................... 28
10.4 External Bus Interface Timings ............................................................. 32
10.5 Advanced Memory Controller (AMC) Memory Map ............................. 51
AT91SAM7A1
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