adsp-2165ks-80 Analog Devices, Inc., adsp-2165ks-80 Datasheet - Page 32

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

ADSP-216x
TIMING PARAMETERS (ADSP-2162/ADSP-2164/ADSP-2166)
MEMORY READ
Parameter
Timing Requirements:
t
t
t
Switching Characteristics:
t
t
t
t
t
w = wait states
RDD
AA
RDH
RP
CRD
ASR
RDA
RWR
RD Low to Data Valid
A0–A13, PMS, DMS, BMS to
Data Valid
Data Hold from RD High
RD Pulsewidth
CLKOUT High to RD Low
A0–A13, PMS, DMS, BMS
Setup Before RD Low
A0–A13, PMS, DMS, BMS
Hold After RD Deasserted
RD High to RD or WR Low
t
CK.
DMS, PMS,
CLKOUT
A0–A13
BMS
WR
RD
D
12.4
38.8
Min
0
43.8
19.4
14.4
10.24 MHz
Max
33.8
49.2
34.4
Figure 30. Memory Read
14.2
7.2
9.2
28.5
Min
0
33.25
13.0 MHz
t
CRD
t
ASR
t
AA
–32–
Max
23.5
33.7
29.2
t
RDD
t
RP
16.67 MHz
Min
0
25
10.0
3.0
5.0
20.0
t
RDA
Max
15
21
25.0
t
RDH
t
RWR
Frequency Dependency
Min
0
0.5t
0.25t
0.25t
0.25t
0.5t
CK
CK
CK
CK
CK
– 5 + w
– 10
– 12
– 5
– 10
Max
0.5t
0.75t
0.25t
CK
CK
CK
– 15 + w
– 24 + w ns
+ 10
REV. 0
Unit
ns
ns
ns
ns
ns
ns
ns