ADSP-2111KG-66 Analog Devices, ADSP-2111KG-66 Datasheet - Page 50

• Manufacturer Part Number: ADSP-2111KG-66
• Description: ADSP-2100 Family DSP Microcomputers
• Manufacturer: Analog Devices

ADSP-21xx
TIMING PARAMETERS (ADSP-2103/2162/2164)
SERIAL PORTS
Parameter
Timing Requirement:
t
t
t
t
Switching Characteristic:
t
t
t
t
t
t
t
t
t
t
SCK
SCS
SCH
SCP
CC
SCDE
SCDV
RH
RD
SCDH
TDE
TDV
SCDD
RDV
SCLK Period
DR/TFS/RFS Setup before SCLK Low
DR/TFS/RFS Hold after SCLK Low
SCLK
CLKOUT High to SCLK
SCLK High to DT Enable
SCLK High to DT Valid
TFS/RFS
TFS/RFS
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
in
Width
out
out
Hold after SCLK High
Delay from SCLK High
FRAME DELAY 0 {MFD = 0} )
( MULTICHANNEL MODE,
FRAME MODE )
( ALTERNATE
out
CLKOUT
RFS
TFS
RFS
TFS
SCLK
RFS
TFS
OUT
OUT
DR
DT
IN
IN
t
t
t
SCDE
CC
SCDV
Figure 44. Serial Ports
t
t
t
t
RD
RH
TDE
TDV
t
RDV
10.24 MHz
Min
97.6
8
10
28
24.4
0
0
0
0
–50–
t
t
CC
SCS
Max
39.4
28
28
18
30
20
t
SCH
t
SCDH
Frequency
Dependency
Min
t
0.25t
t
SCDD
CK
t
SCP
CK
t
SCK
Max
0.25t
t
SCP
CK
+ 15
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
REV. B