SAM3U datasheet(57/59 Pages) ATMEL

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6430ES–ATARM–22-Aug-11

SAM3U Series

Revision History

In the tables that follow, the most recent version of the document appears first.

“rfo” indicates changes requested during the review and approval loop.

Doc. Rev

6430ES

Comments

Change

Request

Ref.

Comment in front of rows PA24 and PA25 removed, and put as a footnote(3) for TWD1 and TWCK1.

Figure 5-5, “Fast Start-Up Sources”, ‘Falling/Rising Edge Detector’ changed to ‘High/Low Level Detector’ in 3

blocks.

Table 11-2, “Multiplexing on PIO Controller A (PIOA)”, “Peripheral B” column, PA2 and PA17 texts

exchanged.

7724

7922

7954

Doc. Rev

6430DS

Comments

Change

Request

Ref.

Table 3-1, “Signal Description List”, Note (4) added to TDO Output.

7635

TWD1 and TWCK1 removed from Figure 2-2, “100-pin SAM3U4/2/1C Block Diagram”.7624

Section 10.13 ”Chip Identification”, (Rev A) was removed from Table 10-1.7642

Section 5.5.2 ”Wait Mode”, sentence starting with ‘By configuring...’ --> ‘This is done by configuring...’

7492

A typo fixed in Section 9.1.1 ”Internal SRAM”: 4224 Kbytes --> 4224 bytes.

7305

Backpage, a typo fixed: ‘tehincal’ --> ‘technical’

7536

Doc. Rev

6430CS

Comments

Change

Request

Ref.

Section 2. ”SAM3U Block Diagram”, changed orientation of block diagrams.

Section 5. ”Power Considerations”, fixed grammar in Voltage ranges.

Section 3. ”Signal Description”, USART signal DCD0 is an Input

rfo

6681

Figure 5-1 ”Single Supply”, Main supply range is 1.8V-3.6V.

Figure 5-1, Figure 5-2, Figure 5-3, updated “Note” below figures, “With Main Supply <2.0V USB and ADC are

not usable.

6698

Section 5.5 ”Low Power Modes”, stray references to WUPx pins, renamed WKUPx

6711

Table 5-1, “Low Power Mode Configuration Summary”, updated footnote “5”.

6964

Table 11-2, “Multiplexing on PIO Controller A (PIOA)”, TWD1 and TWCK1 only available on 144-pin version.

6686

Section 10.13 ”Chip Identification”

Table 10-2, “SAM3U Chip IDs Register - Revision A Parts”, added to datasheet.

Section 12.4 ”Universal Synchronous Asynchronous Receiver Transmitter (USART)”...“SCK up to MCK/6”

6951

rfo

→7097

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