dsp56854 Freescale Semiconductor, Inc, dsp56854 Datasheet - Page 51

• Manufacturer Part Number: dsp56854
• Description: 16-bit Digital Signal Controllers
• Manufacturer: Freescale Semiconductor, Inc

4.14 GPIO Timing
Freescale Semiconductor
Operating Conditions: V
GPIO input period
GPIO input high/low period
GPIO output period
GPIO output high/low period
GPIO Inputs
GPIO Outputs
1.
2.
In the formulas listed, T = clock cycle. For f
Parameters listed are guaranteed by design.
SS
= V
Characteristic
SSIO
= V
SSA
P
P
OUT
IN
= 0 V, V
Table 4-15 GPIO Timing
Figure 4-37 GPIO Timing
DD
56854 Technical Data, Rev. 6
= 1.62-1.98V, V
op
= 120MHz operation and fipb = 60MHz, T = 8.33ns
DDIO
= V
Symbol
DDA
P
P
P
OUTHL
P
P
P
INHL
OUT
INHL
OUTHL
IN
= 3.0–3.6V, T
1, 2
2T + 3
1T + 3
A
2T - 3
1T - 3
P
P
Min
= –40° to +120°C, C
INHL
OUTHL
Max
—
—
—
—
L
≤ 50pF, f
op
= 120MHz
Unit
ns
ns
ns
ns
GPIO Timing
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