Datasheet

C505/C505C/C505A/C505CA
Data Sheet 63 12.00
Figure 31
I
DD
Diagram of C505A-4R/C505A-2R/C505A-L/C505CA-4R/C505CA-2R/C505CA-L
C505A-4R/C505A-2R/C505A-L/C505CA-4R/C505CA-2R/C505CA-L :
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
1.19
*
f
OSC
+ 3.77
1.54
*
f
OSC
+ 4.47
Idle mode
I
DD typ
I
DD max
0.57
*
f
OSC
+ 3.55
0.75
*
f
OSC
+ 4.26
Active mode with
slow-down enabled
I
DD typ
I
DD max
0.18
*
f
OSC
+ 3.74
0.28
*
f
OSC
+ 3.67
Idle mode with
slow-down enabled
I
DD typ
I
DD max
0.07
*
f
OSC
+ 3.91
0.14
*
f
OSC
+ 3.64
I
DD
[mA]
I
DD
max
I
DD
typ
5
10
15
20
25
30
f
OSC
[MHz]
12842016
C505A-4R
C505A-2R
C505A-L
C505CA-4R
C505CA-2R
C505CA-L
35
40
A
c
t
i
v
e
M
o
d
e
I
d
l
e
M
o
d
e
A
c
t
i
v
e
M
o
d
e
+
S
l
o
w
-
d
o
w
n
I
d
l
e
M
o
d
e
+
S
l
o
w
-
d
o
w
n