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TIMING
Electrical characteristics
480 Hardware Reference NS9215
Recommended
operating
conditions
Recommended operating conditions specify voltage and temperature ranges over
which a circuit’s correct logic function is guaranteed. The specified DC electrical
characteristics are satisfied over these ranges. Below are the recommended
operating conditions.
Power dissipation The table below shows the maximum power dissipation for I/O and core:
Parameter
Symbol
a
a V
DDA
: Ratings of I/O cells for 3.3V interface.
V
DDC:
Ratings of internal cells
Rating Unit
DC supply voltage V
DDA
3.0 to 3.6 V
V
DDC
(core) 1.62 to 1.98 V
Maximum junction temperature T
J
125
o
C
CPU / Memory clock Power
150MHz/75MHz Total 1.019W
Core 0.880W
I/O 0.139W
75 MHz/75MHz Total 0.828W
Core 0.696W
I/O 0.132W
112MHz/56MHz Total 0.638W
Core 0.536W
I/O 0.102W
56MHz/56MHz Total 0.499W
Core 0.403W
I/O 0.096W
Sleep Mode, wake on Ethernet Total 0.073W
Core 0.027W
I/O 0.046W
Sleep Mode, wake on External IRQ Total 0.055W
Core 0.022W
I/O 0.033W
Main Power Down, Battery Draw 3.0V - 32uA
1.8V - 6uA