adsp-21160n Analog Devices, Inc., adsp-21160n Datasheet - Page 25

• Manufacturer Part Number: adsp-21160n
• Description: Dsp Microcomputer
• Manufacturer: Analog Devices, Inc.

Synchronous Read/Write—Bus Slave
See
21160N 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 13. Synchronous Read/Write—Bus Slave
REV. 0
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
Table 13
WRITE ACCESS
READ ACCESS
ADDRESS
CLKIN
DATA
(OUT)
and
DATA
WRx
(IN)
RDx
ACK
Figure
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
Data Delay After CLKIN
Data Hold After CLKIN
ACK Delay After CLKIN
ACK Hold After CLKIN
16. Use these specifications for ADSP-
t
DACKC
Figure 16. Synchronous Read/Write—Bus Slave
t
DDATO
–25–
t
SADDI
t
t
SRWI
SRWI
t
SSDATI
Min
5
1
5
1
5.5
1
1.5
1.5
t
HADDI
t
t
t
HSDATI
HRWI
HRWI
Max
0.25 t
10
ADSP-21160N
t
HDATO
t
HACKO
CCLK
+ 9
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns