User`s guide

T-MOPSlcdSA User's Guide
Specifications 10
10
4.3 Electrical Specifications
4.3.1 Supply Voltage
 5V DC +/- 5%
4.3.2 Supply Voltage Ripple
 100 mV peak to peak 0- 20 MHz
4.3.3 Supply Current (typical DOS prompt)
 T-MOPSlcdSA with 32MB SDRAM:
Power Mode Power Consumption
Full on 850mA
1.5625% 832mA
3.125% 825mA
6.25% 819mA
12.5% 809mA
25% 789mA
50% 748mA
Stop CPU Clock 660mA
Notes:
The T-MOPSlcdSA does not have real standby and suspend modes. It can be configured for different
clock throttling modes from 1.5625% up to 50%. It can also be set to stop clock mode. Every of the
available modes can be assigned to the standby and suspend timers.
4.3.4 Supply Current (Maximum)
 1.45A (full featured maximum performance version)
(calculated theoretical values from all components maximum supply currents)
4.3.5 External RTC Battery
 External RTC battery voltage: 2.8V to 4.0V (3.0V recommended)
 External RTC battery quiescent current: 0.5A (typical)