mpc8306 Freescale Semiconductor, Inc, mpc8306 Datasheet - Page 40

• Manufacturer Part Number: mpc8306
• Description: Powerquicc Ii Pro Integrated Communications Processor Family Hardware Specifications
• Manufacturer: Freescale Semiconductor, Inc

Timers
16 Timers
This section describes the DC and AC electrical specifications for the timers of the MPC8306.
16.1
The following table provides the DC electrical characteristics for the MPC8306 timer pins, including TIN,
TOUT, TGATE, and RTC_PIT_CLK.
16.2
The following table provides the timer input and output AC timing specifications.
The following figure provides the AC test load for the timers.
40
Output high voltage
Output low voltage
Output low voltage
Input high voltage
Input low voltage
Input current
Timers inputs—minimum pulse width
Notes:
1. Input specifications are measured from the 50% level of the signal to the 50% level of the rising edge of SYS_CLK_IN.
2. Timer inputs and outputs are asynchronous to any visible clock. Timer outputs should be synchronized before use by any
Timings are measured at the pin.
external synchronous logic. Timer inputs are required to be valid for at least t
MPC8306 PowerQUICC II Pro Integrated Communications Processor Family Hardware Specifications, Rev. 2
Timer DC Electrical Characteristics
Timer AC Timing Specifications
Characteristic
Output
Table 43. Timer Input AC Timing Specifications
Characteristic
Table 42. Timer DC Electrical Characteristics
Figure 31. Timers AC Test Load
Z
0
Symbol
= 50 
V
V
V
V
V
I
OH
OL
IN
OL
IH
IL
0 V  V
I
I
OH
I
OL
OL
Condition
= –6.0 mA
= 3.2 mA
= 6.0 mA
IN
—
—
 OV
R
L
DD
= 50 
TIWID
ns to ensure proper operation.
Symbol
–0.3
Min
OV
2.4
2.0
—
—
—
1
t
TIWID
DD
/2
2
Freescale Semiconductor
OV
DD
Max
0.5
0.4
0.8
±5
—
Min
20
+ 0.3
Unit
Unit
A
ns
V
V
V
V
V