Motorola DSP56367 User Manual page 122

Specifications
Serial Host Interface SPI Protocol Timing
Table 3-19 Serial Host Interface SPI Protocol Timing (Continued)
No.
Characteristics
146 SS assertion to first SCK edge
CPHA = 0
CPHA = 1
147 Last SCK edge to SS not asserted
148 Data input valid to SCK edge (data input
set-up time)
149 SCK last sampling edge to data input not
valid
150 SS assertion to data out active
151
SS deassertion to data high impedance
152 SCK edge to data out valid
(data out delay time)
153 SCK edge to data out not valid
(data out hold time)
154 SS assertion to data out valid
(CPHA = 0)
3-56
Filter
1
Mode
Mode
Slave Bypassed
Narrow
Wide
Slave Bypassed
Narrow
Wide
Slave Bypassed
Narrow
Wide
Maste Bypassed
r/Slav
Narrow
e
Wide
Maste Bypassed
r/Slav
e Narrow
Wide
Slave
2 Slave
Maste Bypassed
r/Slav
e
Narrow
Wide
Maste Bypassed
r/Slav
e Narrow
Wide
Slave
DSP56367
Expression
3.5×T +15
C
0
0
10
0
0
12
102
189
0
MAX{(20-T ), 0}
C
MAX{(40-T ), 0}
C
2.5×T +10
C
2.5×T +30
C
2.5×T +50
C
— 2
— 9
2×T +33
C
2×T +123
C
2×T +210
C
T +5
C
T +55
C
T +106
C
— T +33
C
Min Max Unit
44.2 — ns
0 — ns
0 — ns
10 — ns
0 — ns
0 — ns
12 — ns
102 — ns
189 — ns
0 — ns
11.7 — ns
31.7 — ns
30.8 — ns
50.8 — ns
70.8 — ns
2 — ns
— 9 ns
— 49.7 ns
— 139.7 ns
— 226.7 ns
13.3 — ns
63.3 — ns
114.3 — ns
— 41.3 ns
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