LPC47S457-NC SMSC [SMSC Corporation], LPC47S457-NC Datasheet - Page 230

• Manufacturer Part Number: LPC47S457-NC
• Description: Advanced I/O with X-Bus Interface
• Manufacturer: SMSC [SMSC Corporation]

11.2 Input Clock Timing
11.3 Output Clock Timing
SMSC LPC47S45x
CLOCKI
& CLKI32
NAME
CLKO40
NAME
t1
t2
t1
t2
t1
t2
Clock Cycle Time for 14.318MHZ
Clock High Time/Low Time for 14.318MHz
Clock Cycle Time for 32KHZ
Clock High Time/Low Time for 32KHz
Clock Rise Time/Fall Time (not shown)
Clock Cycle Time for 40.5340160MHZ
Clock High Time/Low Time for 40.5340160MHz
(60/40 or 40/60 duty cycle)
Clock Rise Time/Fall Time (not shown) /10pF Load
DESCRIPTION
DESCRIPTION
FIGURE 15 − OUTPUT CLOCK TIMING
FIGURE 14 − INPUT CLOCK TIMING
DATASHEET
Page 230 of 259
t1
t1
t2
t2
24.69
MIN
MIN
20
10
69.84
31.25
16.53
24.63
TYP
TYP
1.5
35
t2
t2
24.57
MAX
MAX
15
5
UNITS
UNITS
μ s
μ s
ns
ns
ns
ns
ns
ns
Rev. 06-01-06