Datasheet

i
6120F–ATARM–03-Oct-06
AT91SAM7X512/256/128 Preliminary
Table of Contents
Features ..................................................................................................... 1
1 Description ............................................................................................... 3
1.1 Configuration Summary of the AT91SAM7X512/256/128 ........................................3
2 AT91SAM7X512/256/128 Block Diagram ................................................ 4
3 Signal Description ................................................................................... 5
4 Package .................................................................................................... 8
4.1 100-lead LQFP Package Outline ..............................................................................8
4.2 100-lead LQFP Pinout .............................................................................................9
4.3 100-ball TFBGA Package Outline ..........................................................................10
4.4 100-ball TFBGA Pinout ..........................................................................................10
5 Power Considerations ........................................................................... 11
5.1 Power Supplies ......................................................................................................11
5.2 Power Consumption ...............................................................................................11
5.3 Voltage Regulator ...................................................................................................11
5.4 Typical Powering Schematics ................................................................................12
6 I/O Lines Considerations ....................................................................... 13
6.1 JTAG Port Pins .......................................................................................................13
6.2 Test Pin ..................................................................................................................13
6.3 Reset Pin ................................................................................................................13
6.4 ERASE Pin .............................................................................................................13
6.5 PIO Controller Lines ...............................................................................................13
6.6 I/O Lines Current Drawing ......................................................................................14
7 Processor and Architecture .................................................................. 15
7.1 ARM7TDMI Processor ...........................................................................................15
7.2 Debug and Test Features .......................................................................................15
7.3 Memory Controller ..................................................................................................15
7.4 Peripheral DMA Controller .....................................................................................16
8 Memories ................................................................................................ 17
8.1 AT91SAM7X512 .....................................................................................................17
8.2 AT91SAM7X256 .....................................................................................................17
8.3 AT91SAM7X128 .....................................................................................................17
8.4 Memory Mapping ....................................................................................................19