Laptop User Manual

ELECTRICAL DATA S3C2440A RISC MICROPROCESSOR
27-2
RECOMMENDED OPERATING CONDITIONS
Table 27-2 Recommended Operating Conditions
Rating
Parameter
Symbol
Typ. Min Max
Unit
DC Supply Voltage for Alive Block
V
DDalive
300MHz: 1.2V V
DD
400MHz: 1.3V V
DD
1.15
1.15
1.25
1.35
DC Supply Voltage for Internal
V
DDi
(1)
V
DDiarm
(1)
V
DDMPLL
V
DDUPLL
300MHz: 1.2V V
DD
400MHz: 1.3V V
DD
1.15
1.25
1.25
1.35
DC Supply Voltage for I/O Block
V
DDOP
3.3V V
DD
3.0 3.6
DC Supply Voltage for Memory
interface
V
DDMOP
1.8V/2.5V/3.0V/3.3V V
DD
1.7 3.6
DC Supply Voltage for Analog
Core
V
DD
3.3V V
DD
3.0 3.6
DC Supply Voltage for RTC
V
DDRTC
1.8V/2.5V/3.0V/3.3V V
DD
1.8 3.6
3.3V Input buffer – 0.3
V
DDOP
+0.3
DC Input Voltage
V
IN
3.3V Interface / 5V
Tolerant input buffer
– 0.3 5.25
DC Output Voltage
V
OUT
3.3V Output buffer – 0.3
V
DDOP
+0.3
V
Operating Temperature
T
OPR
Industrial -40 to 85
o
C
NOTES: In the DVS(Dynamic Voltage Scaling) VDDi & VDDiarm can be supplied with 1.0V in Idle mode.
Refer the Application Notes for detailed information.