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ADSP-21160M View Datasheet(PDF) - Analog Devices

Part Name
Description
MFG CO.
ADSP-21160M
ADI
Analog Devices ADI
'ADSP-21160M' PDF : 52 Pages View PDF
ADSP-21160M/ADSP-21160N
Synchronous Read/Write—Bus Slave
See Table 21 and Figure 18. Use these specifications for
ADSP-21160x bus master accesses of a slave’s IOP registers or
internal memory (in multiprocessor memory space). The bus
master must meet these (bus slave) timing requirements.
Table 21. Synchronous Read/Write—Bus Slave
Parameter
Timing Requirements
tSADDI
tHADDI
tSRWI
tHRWI
tSSDATI
tHSDATI
Address, BRST Setup Before CLKIN
Address, BRST Hold After CLKIN
RDx/WRx Setup Before CLKIN
RDx/WRx Hold After CLKIN
Data Setup Before CLKIN
Data Hold After CLKIN
Switching Characteristics
tDDATO
Data Delay After CLKIN1
tHDATO
Data Hold After CLKIN
tDACKC
ACK Delay After CLKIN
tHACKO
ACK Hold After CLKIN
1 For ADSP-21160M, specification is 12.5 ns, maximum.
Min
Max
5
1
5
1
5.5
1
0.25 tCCLK + 9
1.5
10
1.5
CLKIN
ADDRESS
BRST
ACK
READ ACCESS
RDx
DATA
(OUT)
WRITE ACCESS
WRx
DATA
(IN)
tDACKC
tDDATO
tSADDI
tHADDI
tHACKO
tSRWI
tHRWI
tHDATO
tSRWI
tSSDATI
tHRWI
tHSDATI
Figure 18. Synchronous Read/Write—Bus Slave
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Rev. C | Page 32 of 60 | February 2013
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