ADZS-BF537-EZLITE Analog Devices, ADZS-BF537-EZLITE Datasheet - Page 33

• Manufacturer Part Number: ADZS-BF537-EZLITE
• Description: Specifications: Type: DSP ; Contents: Evaluation Board, Software and Documentation ; For Use With/Related Products: ADSP-BF537 ; Lead Free Status: Lead Free ; RoHS Status: RoHS Compliant
• Manufacturer: Analog Devices

Asynchronous Memory Write Cycle Timing
Table 25. Asynchronous Memory Write Cycle Timing
1
Parameter
Timing Requirements
t
t
Switching Characteristics
t
t
t
t
Output pins include AMS3–0, ABE1–0, ADDR19–1, AOE, AWE.
SARDY
HARDY
DDAT
ENDAT
DO
HO
ARDY Setup Before CLKOUT
ARDY Hold After CLKOUT
DATA15–0 Disable After CLKOUT
DATA15–0 Enable After CLKOUT
Output Delay After CLKOUT
Output Hold After CLKOUT
DATA 15–0
ADDR19–1
CLKOUT
ABE1–0
AMSx
ARDY
AWE
2 CYCLES
SETUP
t
ENDAT
t
DO
t
SARDY
t
1
DO
Figure 12. Asynchronous Memory Write Cycle Timing
1
t
SARDY
PROGRAMMED
t
HARDY
2 CYCLES
ACCESS
Rev. I | Page 33 of 68 | July 2010
WRITE
1 CYCLE
ACCESS
EXTEND
t
HARDY
t
HO
1 CYCLE
HOLD
ADSP-BF534/ADSP-BF536/ADSP-BF537
t
HO
t
DDAT
Min
4.0
0.0
1.0
0.8
Max
6.0
6.0
Unit
ns
ns
ns
ns
ns
ns