ADSP-2187NKCA-320 View Datasheet(PDF) - Analog Devices
Part Name
Description
Manufacturer
ADSP-2187NKCA-320 Datasheet PDF : 45 Pages
| |||
ADSP-218xN Series
Serial Ports
Table 20. Serial Ports
Parameter
Timing Requirements:
tSCK
SCLK Period
tSCS
DR/TFS/RFS Setup before SCLK Low
tSCH
DR/TFS/RFS Hold after SCLK Low
tSCP
SCLKIN Width
Switching Characteristics:
tCC
tSCDE
tSCDV
tRH
tRD
tSCDH
tTDE
tTDV
tSCDD
tRDV
CLKOUT High to SCLKOUT
SCLK High to DT Enable
SCLK High to DT Valid
TFS/RFSOUT Hold after SCLK High
TFS/RFSOUT Delay from SCLK High
DT Hold after SCLK High
TFS (Alt) to DT Enable
TFS (Alt) to DT Valid
SCLK High to DT Disable
RFS (Multichannel, Frame Delay Zero) to DT Valid
Min
30
4
7
12
0.25tCK
0
0
0
0
Max
0.25tCK + 6
12
12
12
12
12
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
CLKOUT
SCLK
DR
TFSIN
RFSIN
RFSOUT
TFSOUT
DT
TFSOUT
AL T ER N A TE
FRAME
MODE
RFSOUT
MULTICHANNEL
MODE,
FRAME DELAY 0
(MFD = 0)
TFSIN
ALTERNATE
FRAME
MODE
RFSIN
MULTICHANNEL
MODE,
FRAME DELAY 0
(MFD = 0)
tCC
tCC
tSCS tSCH
tSCK
tSCP
tSCP
tRD
tRH
tSCDE
tSCDV
tTDE
tTDV
tRDV
tTDE
tTDV
tRDV
tSCDH
tSCDD
Figure 29. Serial Ports
–32–
REV. 0
|
|
Share Link: 