adsp2185 Analog Devices, Inc., adsp2185 Datasheet - Page 23

• Manufacturer Part Number: adsp2185
• Description: Dsp Microcomputer
• Manufacturer: Analog Devices, Inc.

Parameter
IDMA Address Latch
Timing Requirements:
t
t
t
t
t
NOTES
1
2
3
REV. 0
Start of Address Latch = IS Low and IAL High.
Start of Write or Read = IS Low and IWR Low or IRD Low.
End of Address Latch = IS High or IAL Low.
IALP
IASU
IAH
IKA
IALS
Duration of Address Latch
IAD15–0 Address Setup before Address Latch End
IAD15–0 Address Hold after Address Latch End
IACK Low before Start of Address Latch
Start of Write or Read after Address Latch End
IAD 15–0
IRD
IACK
IWR
IAL
OR
IS
1, 3
Figure 20. IDMA Address Latch
t
IKA
1
t
IALP
t
IASU
–23–
2, 3
3
3
t
t
IALS
IAH
Min
10
5
2
0
3
Max
ADSP-2185
Unit
ns
ns
ns
ns
ns