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 VDDalive 300MHz: 1.2V VDD
400MHz: 1.3V VDD 1.15
1.15 1.25
1.35
DC Supply Voltage for Internal
VDDi(1)
VDDiarm(1)
VDDMPLL
VDDUPLL
300MHz: 1.2V VDD
400MHz: 1.3V VDD
1.15
1.25
1.25
1.35
DC Supply Voltage for I/O Block VDDOP 3.3V VDD 3.0 3.6
DC Supply Voltage for Memory
interface VDDMOP 1.8V/2.5V/3.0V/3.3V VDD 1.7 3.6
DC Supply Voltage for Analog
Core VDD 3.3V VDD 3.0 3.6
DC Supply Voltage for RTC VDDRTC 1.8V/2.5V/3.0V/3.3V VDD 1.8 3.6
3.3V Input buffer – 0.3 VDDOP+0.3
DC Input Voltage VIN 3.3V Interface / 5V
Tolerant input buffer – 0.3 5.25
DC Output Voltage VOUT 3.3V Output buffer – 0.3 VDDOP+0.3
V
Operating Temperature TOPR Industrial -40 to 85 oC
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.