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S3C2410A PRODUCT OVERVIEW
1-25
Table 1-3. S3C2410A Signal Descriptions (Continued)
Signal I/O Description
Power
VDDalive P S3C2410A reset block and port status register V
DD
(1.8V / 2.0V).
It should be always supplied whether in normal mode or in power-off mode.
VDDi/VDDiarm P S3C2410A core logic V
DD
(1.8V / 2.0V) for CPU.
VSSi/VSSiarm P S3C2410A core logic V
SS
VDDi_MPLL P S3C2410A MPLL analog and digital V
DD
(1.8V / 2.0V).
VSSi_MPLL P S3C2410A MPLL analog and digital V
SS
.
VDDOP P S3C2410A I/O port V
DD
(3.3V)
VDDMOP P S3C2410A Memory I/O V
DD
3.3V: SCLK up to 133MHz
VSSMOP P S3C2410A Memory I/O V
SS
VSSOP P S3C2410A I/O port V
SS
RTCVDD P RTC V
DD
(1.8 V, Not support 2.0 and 3.3V)
(This pin must be connected to power properly if RTC isn't used)
VDDi_UPLL P S3C2410A UPLL analog and digital V
DD
(1.8V / 2.0V)
VSSi_UPLL P S3C2410A UPLL analog and digital V
SS
VDDA_ADC P S3C2410A ADC V
DD
(3.3V)
VSSA_ADC P S3C2410A ADC V
SS
NOTES:
1. I/O means input/output.
2. AI/AO means analog input/analog output.
3. ST means schmitt-trigger.
4. P means power.