PXA250 INTEL [Intel Corporation], PXA250 Datasheet - Page 25
PXA250
Manufacturer Part Number
PXA250
Description
Intel-R PXA250 and PXA210 Applications Processors
Manufacturer
INTEL [Intel Corporation]
Datasheet
1.PXA250.pdf
(46 pages)
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Datasheet
Table 4.
Pin and Signal Descriptions for the PXA210 Applications Processor (Sheet 7 of 7)
VSSQ
VCCN
VSSN
BATT_VCC
Pin Name
Electrical, Mechanical, and Thermal Specification — PXA250 and PXA210
SUP
SUP
SUP
SUP
Type
Ground supply for all CMOS I/O except memory bus. Must be connected to the
common ground plane on the PCB.
Positive supply for memory bus. Must be connected to the common 3.3 V or
2.5 V supply on the PCB.
Ground supply for memory bus and some GPIO pins. Must be connected to
the common ground plane on the PCB.
Backup battery supply. Connect to the backup battery supply. If a backup battery
is not required then this pin may be connected to the common 3.3 V supply on the
PCB.
Signal Descriptions
25