參數(shù)資料
型號: 56F8014
廠商: 飛思卡爾半導(dǎo)體(中國)有限公司
英文描述: 16-bit Digital Signal Controllers
中文描述: 16位數(shù)字信號控制器
文件頁數(shù): 102/124頁
文件大?。?/td> 1878K
代理商: 56F8014
56F8014 Technical Data, Rev. 3
102
Freescale Semiconductor
Preliminary
10.9 Serial Peripheral Interface (SPI) Timing
Table 10-14 SPI Timing
1
1. Parameters listed are guaranteed by design.
Characteristic
Symbol
Min
Max
Unit
See Figure
Cycle time
Master
Slave
t
C
125
62.5
ns
ns
10-7
,
10-8
,
10-9
,
10-10
Enable lead time
Master
Slave
t
ELD
31
ns
ns
10-10
Enable lag time
Master
Slave
t
ELG
125
ns
ns
10-10
Clock (SCK) high time
Master
Slave
t
CH
50
31
ns
ns
10-7
,
10-8
,
10-9
,
10-10
Clock (SCK) low time
Master
Slave
t
CL
50
31
ns
ns
10-10
Data set-up time required for inputs
Master
Slave
t
DS
20
0
ns
ns
10-7
,
10-8
,
10-9
,
10-10
Data hold time required for inputs
Master
Slave
t
DH
0
2
ns
ns
10-7
,
10-8
,
10-9
,
10-10
Access time (time to data active from
high-impedance state)
Slave
t
A
4.8
15
ns
10-10
Disable time (hold time to high-impedance state)
Slave
t
D
3.7
15.2
ns
10-10
Data Valid for outputs
Master
Slave (after enable edge)
t
DV
4.5
20.4
ns
ns
10-7
,
10-8
,
10-9
,
10-10
Data invalid
Master
Slave
t
DI
0
0
ns
ns
10-7
,
10-8
,
10-9
,
10-10
Rise time
Master
Slave
t
R
11.5
10.0
ns
ns
10-7
,
10-8
,
10-9
,
10-10
Fall time
Master
Slave
t
F
9.7
9.0
ns
ns
10-7
,
10-8
,
10-9
,
10-10
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