C517A Datasheet, PDF (57/72 Pages) Siemens Semiconductor Group – 8-Bit CMOS Microcontroller

C517A
40
ΙI_CDCD^mA
30
20
10
0
0
IΙ _{DCCD max}
IΙ _{DCCD typ}
MCD03338
Active ^Mode
Active ^Mode
Idle ^Mode
Idle ^Mode
Active + Slow Down Mode
3.5
8
12
16
20 MHz 24
f _OSC
Figure 26
IDD Diagram
Table 13
Power Supply Current Calculation Formulas
Parameter
Active mode
Idle mode
Active mode with
slow-down enabled
Symbol
I_{DD typ}
I_{DD max}
I_{DD typ}
I_{DD max}
I_{DD typ}
I_{DD max}
Formula
1 _* f_OSC + 3.3
1.4 _* f_OSC + 4.0
0.5 _* f_OSC + 2.6
0.7 _* f_OSC + 3.6
0.25 _* f_OSC + 4.95
0.3 _* f_OSC + 7.7
Note : f_osc is the oscillator frequency in MHz. I_DD values are given in mA.
Semiconductor Group
55