Datasheet

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SAM9G45 [DATASHEET]
Atmel-6438O-ATARM-SAM9G45-Datasheet_08-Dec-15
TWI:
Section 31.2 “Embedded Characteristics”, removed reference to PDC. 7384
TRNG:
Section 44.2.1 “TRNG Control Register”, added KEY bitfield. 7531
UDPHS:
Figure 38-3 “Board Schematic”, GND changed to GNDUTMI. 7332
UHPHS:
Figure 37-4 “Board Schematic to Interface UHP High-speed Device Controller”, GND changed to GNDUTMI 7332
Electrical Characteristics:
Table 46-23, “Analog Inputs”, updated Parameter: Input “Source” impedence.
Table 46-7, “Main Oscillator Characteristics”, in the footnote, gnd changed to gndosc and in the figure below,
GNDPLL changed to GNDOSC.
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7332
Errata:
Section 49.1.9.1 “UHPHS: Packet Loss Issue in the UTMI Transceivers”, added to errata.
Section 49.1.10.1 “UHPHS/UDPHS: USB Does Not Start after Power-up”, added clairifying “Or:” to choices
in “workaround”.
Section 49.1.2.1 “ECC: Computation with a 1 clock cycle long NRD/NWE pulse”, HECC/ECC typo fixed.
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7384
Doc. Rev
6438F Comments
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Bus Matrix
- EBI_DRIVE and DDR_DRIVE bitfields edited in “EBI Chip Select Assignment Register”
- “12-layer” Matrix instead of “11-layer”
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DDRSDRC
In Section 22.8.6 “DDRSDRC Timing Parameter 2 Register”,
- TRTP bitfield reset value (0 --> 2) changed.
- 0 and 15’ cycles changed into ‘0 and 7’ in ”TRTP: Read to Precharge”.
- TXARD (-->2), TXARDS (-->6), and TRPA (-->0) reset values changed.
In Section 22.8.7 “DDRSDRC Low-power Register”, UPD_MR bitfield added to the table at [21:20].
In Section 22.5.4.1 “Self Refresh Mode”, UDP_EN bitfield replaced by UPD_MR.
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Electrical Characteristics
- Figure below Table 46-7, “Main Oscillator Characteristics” edited.
- Section 46.14 “DDRSDRC Timings” updated.
- Table 46-17 “I/O Characteristics” and Notes below edited.
- Ultra low power Mode value changed in Table 46-3, “Power Consumption for Different Modes”.
- Section 46.15.1.1 “Maximum SPI Frequency” added.
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Doc.
Rev
6438G Comments (Continued)
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