MPC8536-RDK Freescale Semiconductor, MPC8536-RDK Datasheet - Page 88

• Manufacturer Part Number: MPC8536-RDK
• Description: BOARD REF COMEXPRESS MPC8536
• Manufacturer: Freescale Semiconductor
• Series: PowerQUICC ™r
• Type: MPUr

Specifications of MPC8536-RDK

• Contents: CSB1880, CSB1801, Cables, Documentation, Enclosure, Power Supply with cord
• For Use With/related Products: MPC8536
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

GPIO
2.18
This section describes the DC and AC electrical specifications for the GPIO interface of the MPC8536E.
2.18.1
Table 65
2.18.2
Table 66
Figure 53
88
GPIO inputs—minimum pulse width
GPIO outputs—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 CLKIN. Timings
2. GPIO inputs and outputs are asynchronous to any visible clock. GPIO outputs should be synchronized before use by any
3. The minimum pulse width is a function of the MPX/Platform clock. The minimum pulse width must be greater than or equal
are measured at the pin.
external synchronous logic. GPIO inputs are required to be valid for at least t
to 4 times the MPX/Platform clock period.
provides the DC electrical characteristics for the GPIO interface.
provides the GPIO input and output AC timing specifications.
High-level input voltage
Low-level input voltage
Input current
(V
High-level output voltage
(OV
Low-level output voltage
(OV
Note:
1. Note that the symbol V
provides the AC test load for the GPIO.
GPIO
IN
DD
DD
GPIO DC Electrical Characteristics
GPIO AC Electrical Specifications
1
= 0 V or V
= min, I
= min, I
MPC8536E PowerQUICC III Integrated Processor Hardware Specifications, Rev. 3
OH
OL
IN
Output
= 2 mA)
= –2 mA)
Table 66. GPIO Input and Output AC Timing Specifications
Characteristic
= V
Parameter
DD)
IN
Table 65. GPIO DC Electrical Characteristics
, in this case, represents the OV
Figure 53. GPIO AC Test Load
Z
0
= 50 Ω
Symbol
V
V
V
V
I
OH
IN
OL
IH
IL
IN
symbol referenced in
Symbol
t
GTOWID
t
R
– 0.3
PIWID
Min
2.4
—
—
L
2
= 50 Ω
PIWID
2
ns to ensure proper operation.
OV
OV
DD
Max
0.8
0.4
Min
±5
—
Table 1
7.5
12
DD
+ 0.3
/2
1
and
Freescale Semiconductor
Unit
Table
ns
ns
Unit
μA
V
V
V
V
2.
Notes
—
3