參數(shù)資料
型號: DSP56857E
廠商: 飛思卡爾半導體(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): 39/53頁
文件大?。?/td> 680K
代理商: DSP56857E
Enhanced Synchronous Serial Interface (ESSI) Timing
56857 Technical Data, Rev. 6
Freescale Semiconductor
39
Figure 4-26 Master Mode Timing Diagram
Table 4-12 ESSI Slave Mode
1
Switching Characteristics
Operating Conditions: V
SS
= V
SSIO
= V
SSA
= 0 V, V
DD
= 1.62-1.98V, V
DDIO
= V
DDA
=
3.0–3.6V, T
A
= –40
°
to +120
°
C, C
L
50pF, f
op
= 120MHz
Parameter
Symbol
Min
Typ
Max
Units
SCK frequency
fs
15
2
MHz
SCK period
3
t
SCKW
66.7
ns
SCK high time
t
SCKH
33.4
4
ns
SCK low time
t
SCKL
33.4
4
ns
Output clock rise/fall time
4
ns
Delay from SCK high to SC2 (bl) high - Slave
5
t
TFSBHS
-1
29
ns
Delay from SCK high to SC2 (wl) high - Slave
5
t
TFSWHS
-1
29
ns
t
THM
t
TSM
t
HM
t
SM
t
RFSWLM
t
RFSWHM
t
RFBLM
t
RFSBHM
t
TXHIM
t
TXNVM
t
TXVM
t
TXEM
t
TFSWLM
t
TFSWHM
t
TFSBLM
t
TFSBHM
t
SCKL
t
SCKW
t
SCKH
First Bit
Last Bit
SCK output
SC2 (bl) output
SC2 (wl) output
STD
SC0 output
SC1 (bl) output
SC1 (wl) output
SRD
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