adsp-2165ks-80 Analog Devices, Inc., adsp-2165ks-80 Datasheet - Page 33

• Manufacturer Part Number: adsp-2165ks-80
• Description: Dsp Microcomputers With Rom
• Manufacturer: Analog Devices, Inc.

TIMING PARAMETERS (ADSP-2162/ADSP-2164/ADSP-2166)
MEMORY WRITE
Parameter
Switching Characteristics:
t
t
t
t
t
t
t
t
t
t
w = wait states
REV. 0
DW
DH
WP
WDE
ASW
DDR
CWR
AW
WRA
WWR
Data Setup Before WR High
Data Hold After WR High
WR Pulsewidth
WR Low to Data Enabled
A0–A13, DMS, DMS Setup
Before WR Low
Data Disable Before WR
or RD Low
CLKOUT High to WR Low
A0–A13, DMS, PMS, Setup
Before WR Deasserted
A0–A13, DMS, PMS Hold
After WR Deasserted
WR High to RD or WR Low
t
CK.
DMS, PMS,
CLKOUT
A0–A13
BMS
WR
RD
D
Min
38.8
14.4
43.8
0
12.4
14.4
19.4
58.2
14.4
38.8
10.24 MHz
Max
34.4
Figure 31. Memory Write
t
CWR
Min
28.25
9.2
33.25
0
7.2
9.2
14.2
42.7
9.2
28.25
13.0 MHz
t
ASW
–33–
t
Max
29.2
WDE
t
AW
t
WP
t
16.67 MHz
Min
20
5.0
25
0
3.0
5.0
10.0
30
5.0
20
DW
t
WRA
Max
25.0
t
DH
t
WWR
0.5t
0.25t
0.5t
0
0.25t
0.25t
0.25t
0.75t
0.25t
0.5t
Min
t
DDR
Dependency
Frequency
CK
CK
CK
CK
CK
CK
CK
CK
CK
– 10 + w
– 5 + w
– 10
– 15 + w
– 10
– 12
– 10
– 5
– 10
ADSP-216x
Max
0.25t
CK
+ 10
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns