Datasheet

C505/C505C/C505A/C505CA
Data Sheet 62 12.00
Figure 30
I
DD
Diagram of C505A-4E and C505CA-4E
C505A-4E/C505CA-4E : Power Supply Current Calculation Formulas
Note:
f
osc
is the oscillator frequency in MHz. I
DD
values are given in mA.
Parameter Symbol Formula
Active mode
I
DD typ
I
DD max
1.63
*
f
OSC
+ 2.6
1.74
*
f
OSC
+ 2.8
Idle mode
I
DD typ
I
DD max
0.69
*
f
OSC
+ 3.9
0.74
*
f
OSC
+ 4.1
Active mode with
slow-down enabled
I
DD typ
I
DD max
0.6
*
f
OSC
+ 0.3
0.7
*
f
OSC
+ 1.6
Idle mode with
slow-down enabled
I
DD typ
I
DD max
0.3
*
f
OSC
+ 0.3
0.3
*
f
OSC
+ 0.8
I
DD
[mA]
I
DD
max
I
DD
typ
5
10
15
20
25
30
f
OSC
[MHz]
12842016
C505A-4E
C505CA-4E
35
40
I
d
l
e
M
o
d
e
A
c
t
i
v
e
M
o
d
e
I
d
l
e
M
od
e+
S
l
ow
-
do
w
n
A
c
t
i
v
e
M
o
d
e
+
S
l
o
w
-
d
o
w
n