mpc8314e Freescale Semiconductor, Inc, mpc8314e Datasheet - Page 39

• Manufacturer Part Number: mpc8314e
• Description: Powerquicc Ii Pro Processor Hardware Specifications
• Manufacturer: Freescale Semiconductor, Inc

10.2
This section provides the AC and DC electrical specifications for the USB PHY interface of the
MPC8314E.
For details refer to Tables 7-7 through 7-10, and Table 7-14 in the USB 2.0 Specifications document, and
the pull-up/down resistors ECN updates, all available at www.usb.org.
Table 41
Table 42
Freescale Semiconductor
Frequency range
Clock frequency tolerance
Reference clock duty cycle
Total input jitter/Time interval error
provides the USB clock input (USB_CLK_IN) DC timing specifications.
provides the USB clock input (USB_CLK_IN) AC timing specifications.
On-Chip USB PHY
Parameter/Condition
Input high voltage
Input low voltage
MPC8314E PowerQUICC
Output Signals
USBDR_CLK
Input Signals
Parameter
Table 41. USB_CLK_IN DC Electrical Characteristics
Table 42. USB_CLK_IN AC Timing Specifications
t
USKHOV
Measured at
1.6 V
Peak to peak
value measured
with a second
order high-pass
filter of 500 KHz
bandwidth
™
Conditions
Figure 22. USB Signals
II Pro Processor Hardware Specifications, Rev. 0
Symbol
—
—
V
V
IH
IL
t
t
USIVKH
USKHOX
f
USB_CLK_IN
t
CLK_DUTY
t
Symbol
CLK_TOL
t
CLK_PJ
–0.3
Min
2.7
–0.05
Min
40
—
—
NV
DD
Max
0.4
t
USIXKH
+ 0.3
Typical
24
50
—
0
Unit
V
V
Max
0.05
200
60
—
MHz
Unit
ps
%
%
USB
39