C515A Datasheet, PDF (45/58 Pages) Siemens Semiconductor Group – 8-Bit CMOS Microcontroller

C515A
30
mA
Ι _{CC 25}
20
15
10
5
0
0
Ι _{CC max}
Ι _{CC typ}
4
8
12
Active Mode
Active Mode
MCD03252
Idle Mode
Idle Mode
Active + Slow Down Mode
Idle + Slow Down Mode
16
20 MHz 24
f _OSC
Figure 19
ICC Diagram
Table 9
Power Supply Current Calculation Formulas
Parameter
Active mode
Idle mode
Active mode with
slow-down enabled
Idle mode with
slow-down enabled
Symbol
I_{CC typ}
I_{CC max}
I_{CC typ}
I_{CC max}
I_{CC typ}
I_{CC max}
I_{CC typ}
I_{CC max}
Formula
0.79 _* f_OSC + 2.7
1.04 _* f_OSC + 4.4
0.43 _* f_OSC + 0.7
0.48 _* f_OSC + 3.5
0.17 _* f_OSC + 2.5
0.28 _* f_OSC + 2.9
0.06 _* f_OSC + 1.9
0.09 _* f_OSC + 2.5
Note: f_osc is the oscillator frequency in MHz. I_CC values are given in mA.
Semiconductor Group
45
1997-10-01