
MPC8349EA PowerQUICC II Pro Integrated Host Processor Hardware Specifications, Rev. 12
Freescale Semiconductor
49
Timers
Figure 33. PCI AC Test Load
Figure 34 shows the PCI input AC timing diagram.
Figure 34. PCI Input AC Timing Diagram
Figure 35 shows the PCI output AC timing diagram.
Figure 35. PCI Output AC Timing Diagram
14 Timers
This section describes the DC and AC electrical specifications for the timers.
14.1
Timer DC Electrical Characteristics
Table 47 provides the DC electrical characteristics for the MPC8349EA timer pins, including TIN, TOUT,
TGATE, and RTC_CLK.
Table 47. Timer DC Electrical Characteristics
Parameter
Symbol
Condition
Min
Max
Unit
Input high voltage
VIH
—2.0
OVDD +0.3
V
Input low voltage
VIL
—–0.3
0.8
V
Input current
IIN
——
±5
μA
Output high voltage
VOH
IOH = –8.0 mA
2.4
—
V
Output
Z0 = 50 Ω
OVDD/2
RL = 50 Ω
tPCIVKH
CLK
Input
tPCIXKH
CLK
Output Delay
tPCKHOV
High-Impedance
tPCKHOZ
Output
tPCKHOX