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Samsung S3C8248 User Manual page 279

8-bit cmos

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ELECTRICAL DATA
°
°
(T
= -40
C to + 85
C, V
A
Parameter
(1)
Supply current
NOTES:
1.
Supply current does not include current drawn through internal pull-up resistors or external output current loads.
2.
I
and I
include a power consumption of subsystem oscillator.
DD1
DD2
3.
I
and I
are the current when the main system clock oscillation stop and the subsystem clock is used.
DD3
DD4
And does not include the LCD and Voltage booster and voltage level detector
4.
I
is the current when the main and subsystem clock oscillation stop.
DD5
19-4
Table 19-2. D.C. Electrical Characteristics (Concluded)
= 1.8 V to 5.5 V)
DD
Symbol
Conditions
(2)
V
= 5 V
±
I
DD
DD1
10 MHz crystal oscillator
3 MHz crystal oscillator
V
= 3 V
±
DD
10 MHz crystal oscillator
3 MHz crystal oscillator
I
Idle mode: V
DD2
10 MHz crystal oscillator
3 MHz crystal oscillator
Idle mode: V
10 MHz crystal oscillator
3 MHz crystal oscillator
I
Sub operating: main-osc stop
DD3
V
= 3 V
±
DD
32768 Hz crystal oscillator
OSCCON.4 = 1
I
Sub idle mode: main-osc stop
DD4
V
= 3 V
±
DD
32768 Hz crystal oscillator
OSCCON.4 = 1
I
Main stop mode : sub-osc
DD5
stop V
= 5 V
DD
V
= 3 V
±
DD
10 %
10 %
= 5 V
10 %
±
DD
= 3 V
10 %
±
DD
10 %
10 %
10 %
±
10 %
S3C8248/C8245/P8245/C8247/C8249/P8249
Min
Typ
12
4
3
1
3
1.5
1.2
0.5
20
7
1
0.5
Max
Unit
25
mA
10
8
5
10
4
3
1.5
40
uA
14
3
2

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