adsp-21161n Analog Devices, Inc., adsp-21161n Datasheet - Page 30
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adsp-21161n
Manufacturer Part Number
adsp-21161n
Description
Dsp Microcomputer
Manufacturer
Analog Devices, Inc.
Datasheet
1.ADSP-21161N.pdf
(60 pages)
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ADSP-21161N
Synchronous Read/Write – Bus Slave
Use these specifications for ADSP-21161N bus master accesses
of a slave’s IOP registers in multiprocessor memory space. The
bus master must meet these (bus slave) timing requirements.
Table 18. Synchronous Read/Write – Bus Slave
Parameter
Timing Requirements
t
t
t
t
t
t
Switching Characteristics
t
t
t
t
SADDI
HADDI
SRWI
HRWI
SSDATI
HSDATI
DDATO
HDATO
DACKC
HACKO
WRITE ACCESS
READ ACCESS
ACK
CLKIN
ADDRESS
RD
WR
DATA
(OUT)
DATA
(IN)
Address, BRST Setup Before CLKIN
Address, BRST Hold After CLKIN
RD/WR Setup Before CLKIN
RD/WR Hold After CLKIN
Data Setup Before CLKIN
Data Hold After CLKIN
Data Delay After CLKIN
Data Hold After CLKIN
ACK Delay After CLKIN
ACK Hold After CLKIN
t
DACKC
Figure 23. Synchronous Read/Write – Bus Slave
t
DDATO
–30–
t
SADDI
t
t
SRWI
SRWI
Min
5
1
5
1
5.5
1
1.5
1.5
t
SSDATI
t
t
HSDATI
HADDI
t
t
HRWI
HRWI
t
Max
12.5
10
HDATO
t
HACKO
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
REV. A