Samsung S5PC110 Manual page 2016

S5PC110_UM
(VDDINT = 1.1V ± 5%, TA = -25 to 85°C, VDDSYS = 3.3V ± 5%, 2.5V ± 5%, 1.8V ± 5%)
Parameter
Duration for crystal oscillator clock input
High width for external clock input
Low width for external clock input
APLL lock time
MPLL lock time
EPLL lock time
VPLL lock time
EXTCLK
nRESET
Table 1-6 Clock Timing Constants
Symbol
t
XTALCYC
t
EXTHIGH
t
EXTLOW
t
APLL
t
MPLL_LT
t
EPLL_LT
t
VPLL_LT
Figure 1-3 Manual Reset Input Timing
Minimum Typical
40
20
20
t
RESW
1 ELECTRICAL DATA
Maximum Unit
ns
ns
ns
100 usec
XTIpll or
400
EXTCLK
XTIpll or
3000
EXTCLK
XTIpll or
400
EXTCLK
1-9