DSP56721 Freescale Semiconductor, Inc, DSP56721 Datasheet - Page 32

• Manufacturer Part Number: DSP56721
• Description: Dsp56721 Multi-core Audio Processor
• Manufacturer: Freescale Semiconductor, Inc

2.2.5
See
2.2.6
See
32
Table 14
Table 15
No.
100
101
102
103
104
Notes:
for timer timing parameters and
for general purpose input and output (GPIO) timing and
Timer Timing
GPIO Timing
TIO
Fsys edge to GPIO out valid (GPIO out delay time)
Fsys edge to GPIO out not valid (GPIO out hold time)
Fsys In valid to EXTAL edge (GPIO in set-up time)
Fsys edge to GPIO in not valid (GPIO in hold time)
Minimum GPIO pulse high width
No.
98
99
1.
2.
(Output)
HCKR
SCKR
TIO Low
TIO High
V
TIMER_1 specs match those of TIMER
CORE_VDD
Symphony
Figure 24. TIO Timer Event Input Restrictions Diagram
= 1.00 V ± 0.10 V; T
TM
Characteristics
Characteristics
DSP56720 / DSP56721 Multi-Core Audio Processors, Rev. 3
Table 14. Timer Timing Parameters
95
Table 15. GPIO Timing Parameters
98
Figure 23. ESAI HCKR Timing
Figure 24
J
= -40°C to 125°C, C
1
for the timing diagram.
97
99
2
2
2
2
L
Figure 25
Expression
2 × T
2 × T
= 50 pF
C
C
+ 2.0
+ 2.0
Expression
for the timing diagram.
2 x TC
—
—
—
—
12.0
12.0
Min
Min
Max
10
—
—
2
0
—
—
Freescale Semiconductor
Max
Unit
—
—
—
7
7
ns
ns
Unit
ns
ns
ns
ns
ns