參數(shù)資料
型號(hào): ADSP-21msp58
廠(chǎng)商: Analog Devices, Inc.
英文描述: DSP Microcomputer(DSP 微計(jì)算機(jī))
中文描述: 微機(jī)的DSP(數(shù)字信號(hào)處理器微計(jì)算機(jī))
文件頁(yè)數(shù): 30/40頁(yè)
文件大?。?/td> 392K
代理商: ADSP-21MSP58
REV. 0
–30–
ADSP-21msp58/59
Parameter
Min
Max
Unit
Serial Ports
T iming Requirement:
t
SCK
t
SCS
t
SCH
t
SCP
SCLK Period
DR/T FS/RFS Setup before SCLK Low
DR/T FS/RFS Hold after SCLK Low
SCLK
in
Width
50
4
7
20
ns
ns
ns
ns
Switching Characteristic:
t
CC
t
SCDE
t
SCDV
t
RH
t
RD
t
SCDH
t
T DE
t
T DV
t
SCDD
t
RDV
CLK OUT High to SCLK
out
SCLK High to DT Enable
SCLK High to DT Valid
T FS/RFS
out
Hold after SCLK High
T FS/RFS
out
Delay from SCLK High
DT Hold after SCLK High
T FS(Alt) to DT Enable
T FS(Alt) to DT Valid
SCLK High to DT Disable
RFS (Multichannel, Frame Delay Zero) to DT Valid
0.25t
CK
0
0.25t
CK
+ 10
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
15
0
15
0
0
14
15
15
CLKOUT
t
RH
t
RD
t
CC
t
CC
t
SCH
t
SCS
t
SCP
t
SCP
t
SCK
t
SCDE
t
SCDV
t
SCDH
t
SCDD
t
TDV
t
TDE
t
RDV
SCLK
DR
RFS
IN
TFS
IN
RFS
OUT
TFS
OUT
DT
TFS
alternate
frame mode
RFS
multichannel
mode, frame
delay 0 (MFD = 0)
Figure 20. Serial Ports
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