Datasheet

5.2.7 Designing with radiated emissions in mind
To find application notes that provide guidance on designing your system to minimize
interference from radiated emissions:
1. Go to www.freescale.com.
2. Perform a keyword search for “EMC design.”
5.2.8 Capacitance attributes
Table 8. Capacitance attributes
Symbol Description Min. Max. Unit
C
IN_A
Input capacitance: analog pins — 7 pF
C
IN_D
Input capacitance: digital pins — 7 pF
C
IN_D_io60
Input capacitance: fast digital pins — 9 pF
5.3 Switching specifications
5.3.1 Device clock specifications
Table 9. Device clock specifications
Symbol Description Min. Max. Unit Notes
Normal run mode
f
SYS
System and core clock — 150 MHz
f
SYS_USBFS
System and core clock when Full Speed USB in
operation
20 — MHz
f
SYS_USBHS
System and core clock when High Speed USB in
operation
60 — MHz
f
ENET
System and core clock when ethernet in operation
• 10 Mbps
• 100 Mbps
5
50
—
—
MHz
f
BUS
Bus clock — 75 MHz
FB_CLK FlexBus clock — 50 MHz
f
FLASH
Flash clock — 25 MHz
f
DDR
DDR clock — 150 MHz
f
LPTMR
LPTMR clock — 25 MHz
VLPR mode
1
Table continues on the next page...
General
K70 Sub-Family Data Sheet, Rev. 5, 10/2013.
Freescale Semiconductor, Inc. 23