Datasheet

10
SAM9G35 [DATASHEET]
11053E–ATARM–10-Mar-2014
4.2 I/O Description
When “Reset State” is mentioned, the configuration is defined by the “Reset State” column of the Pin Description table.
Table 4-1. SAM9G35 I/O Type Description
I/O Type Voltage Range Analog Pull-up Pull-down Schmitt Trigger
GPIO 1.65–3.6V Switchable Switchable Switchable
GPIO_CLK 1.65–3.6V Switchable Switchable Switchable
GPIO_CLK2 1.65–3.6V Switchable Switchable Switchable
GPIO_ANA 3.0–3.6V I Switchable Switchable
EBI 1.65–1.95V, 3.0–3.6V Switchable Switchable
EBI_O 1.65–1.95V, 3.0–3.6V Reset State Reset State
EBI_CLK 1.65–1.95V, 3.0–3.6V
RSTJTAG 3.0–3.6V Reset State Reset State Reset State
SYSC 1.65–3.6V Reset State Reset State Reset State
VBG 0.9–1.1V I
USBFS 3.0–3.6V I/O
USBHS 3.0–3.6V I/O
CLOCK 1.65–3.6V I/O
DIB 3.0–3.6V I/O
Table 4-2. SAM9G35 I/O Type Assignment and Frequency
I/O Type
I/O Frequency
(MHz)
Charge Load
(pF) Output Current Signal Name
GPIO 40 10 All PIO lines except GPIO_CLK, GPIO_CLK2, and GPIO_ANA
GPIO_CLK 54 10 MCI0CK, MCI1CK, SPI0SPCK, SPI1SPCK, EMACx_ETXCK
GPIO_CLK2 75 10 —
GPIO_ANA 25 10 16 mA, 40 mA (peak) ADx, GPADx
EBI 133
50 (3.3V)
30 (1.8V)
All Data lines (Input/output)
EBI_O 66
50 (3.3V)
30 (1.8V)
All Address and control lines (output only) except EBI_CLK
EBI_CLK 133 10 CK, #CK
RSTJTAG 10 10 NRST, NTRST, BMS, TCK, TDI, TMS, TDO, RTCK
SYSC 0.25 10 WKUP, SHDN, JTAGSEL, TST, SHDN
VBG 0.25 10 VBG
USBFS 12 10
HFSDPA, HFSDPB/DFSDP, HFSDPC, HFSDMA,
HFSDMB/DFSDM, HFSDMC
USBHS 480 10 HHSDPA, HHSDPB/DHSDP, HHSDMA, HHSDMB/DHSDM
CLOCK 50 50 XIN, XOUT, XIN32, XOUT32
DIB 25 25 DIBN, DIBP