mpc8308 Freescale Semiconductor, Inc, mpc8308 Datasheet - Page 59

• Manufacturer Part Number: mpc8308
• Description: Mpc8308 Powerquicc Ii Pro Processor Hardware Specification
• Manufacturer: Freescale Semiconductor, Inc

17 GPIO
This section describes the DC and AC electrical specifications for the GPIO of MPC8308
17.1
Table 47
17.2
Table 48
Figure 48
Freescale Semiconductor
Output high voltage
Output low voltage
Output low voltage
Input high voltage
Input low voltage
Input current
GPIO inputs—minimum pulse width
Notes:
1. GPIO inputs and outputs are asynchronous to any visible clock. GPIO outputs should be synchronized
provides the DC electrical characteristics for the GPIO.
provides the GPIO input and output AC timing specifications.
before use by any external synchronous logic. GPIO inputs are required to be valid for at least t
ensure proper operation.
GPIO DC Electrical Characteristics
GPIO AC Timing Specifications
provides the AC test load for the GPIO.
Characteristic
MPC8308 PowerQUICC II Pro Processor Hardware Specification, Rev. 1
Output
Characteristic
Table 48. GPIO Input AC Timing Specifications
Table 47. GPIO DC Electrical Characteristic
Figure 48. GPIO AC Test Load
Z
Symbol
0
= 50 Ω
V
V
V
V
V
I
OH
OL
IN
OL
IH
IL
0 V ≤ V
I
OH
I
I
OL
OL
Condition
= –8.0 mA
Symbol
= 3.2 mA
= 8.0 mA
IN
t
—
—
PIWID
≤ NV
1
R
DD
L
= 50 Ω
–0.3
Min
2.4
2.1
—
—
—
Min
20
NV
DD
NV
/2
DD
Max
0.5
0.4
0.8
± 5
—
+ 0.3
PIWID
Unit
ns
ns to
Unit
μA
V
V
V
V
V
GPIO
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