adsp-2186bca-160 Analog Devices, Inc., adsp-2186bca-160 Datasheet - Page 23

• Manufacturer Part Number: adsp-2186bca-160
• Description: Dsp Microcomputer
• Manufacturer: Analog Devices, Inc.

REV. A
TIMING PARAMETERS
Parameter
IDMA Write, Short Write Cycle
Timing Requirements:
t
t
t
t
Switching Characteristics:
t
NOTES
1
2
3
4
IKW
IWP
IDSU
IDH
IKHW
Start of Write = IS Low and IWR Low.
End of Write = IS High or IWR High.
If Write Pulse ends before IACK Low, use specifications t
If Write Pulse ends after IACK Low, use specifications t
IACK Low before Start of Write
Duration of Write
IAD15–0 Data Setup before End of Write
IAD15–0 Data Hold after End of Write
Start of Write to IACK High
1, 2
IAD15–0
IACK
IWR
IS
Figure 18. IDMA Write, Short Write Cycle
1
IKSU
IDSU
, t
t
, t
IKH
IKW
IDH
2, 3, 4
.
.
2, 3, 4
t
IWP
t
IKHW
t
IDSU
–23–
DATA
t
IDH
Min
0
15
5
2
Max
15
ADSP-2186
Unit
ns
ns
ns
ns
ns