參數(shù)資料
型號: DSP56004FJ81
廠商: 飛思卡爾半導(dǎo)體(中國)有限公司
元件分類: 數(shù)字信號處理
英文描述: SYMPHONY AUDIO DSP FAMILY 24-BIT DIGITAL SIGNAL PROCESSORS
中文描述: Symphony音頻DSP系列的24位數(shù)字信號處理器
文件頁數(shù): 47/82頁
文件大?。?/td> 636K
代理商: DSP56004FJ81
Specifications
Serial Host Interface (SHI) SPI Protocol Timing
MOTOROLA
DSP56004/D, Rev. 3
2-23
SERIAL HOST INTERFACE (SHI) SPI PROTOCOL TIMING
(C
L
= 50 pF; V
IHS
= 0.7
×
V
CC
, V
ILS
= 0.3
×
V
CC
)
Table 2-12
Serial Host Interface (SHI) SPI Protocol Timing
No.
Characteristics
Mode
Filter
Mode
Expression
50 MHz
66 MHz
81 MHz
Unit
Min Max Min Max Min
Max
Tolerable Spike Width
on Clock or Data In
bypassed
narrow
wide
0
20
100
0
20
100
0
20
100
ns
ns
ns
141 Minimum Serial
Clock Cycle =
t
SPICC
(min)
For frequency below
33 MHz
1
For frequency above
33 MHz
1
CPHA = 0, CPHA = 1
2
CPHA = 1
master
slave
slave
bypassed
bypassed
narrow
wide
bypassed
narrow
wide
bypassed
narrow
wide
4
×
T
C
6
×
T
C
1000
2000
3
×
T
C
3
×
T
C
+ 25
3
×
T
C
+ 85
3
×
T
C
+ 79
3
×
T
C
+ 431
3
×
T
C
+ 1022
0.5
×
t
SPICC
–10
120
1000
2000
60
85
145
139
491
1082
91
1000
2000
45
70
130
124
476
1067
74.1
1000
2000
37
62
122
116
468
1059
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
142 Serial Clock High
Period
CPHA = 0, CPHA = 1
2
CPHA = 1
master
slave
slave
bypassed
narrow
wide
bypassed
narrow
wide
T
C
+ 8
T
C
+ 31
T
C
+ 43
T
C
+ T
H
+ 40
T
C
+ T
H
+ 216
T
C
+ T
H
+ 511
0.5
×
t
SPICC
–10
50
28
51
63
70
246
541
35
23
46
58
63
239
534
27.0
20.3
43.3
55.3
58.5
235
530
ns
ns
ns
ns
ns
ns
ns
143 Serial Clock Low
Period
CPHA = 0, CPHA = 1
2
CPHA = 1
master
slave
slave
bypassed
narrow
wide
bypassed
narrow
wide
T
C
+ 8
T
C
+ 31
T
C
+ 43
T
C
+ T
H
+ 40
T
C
+ T
H
+ 216
T
C
+ T
H
+ 511
10
2000
50
28
51
63
70
246
541
35
23
46
58
63
239
534
27.0
20.3
43.3
55.3
58.5
235
550
ns
ns
ns
ns
ns
ns
ns
144 Serial Clock Rise/ Fall
Time
master
slave
10
2000
10
2000
10
2000
ns
ns
F
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
n
.
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