ADSP-3PARCBF548E02 Analog Devices Inc, ADSP-3PARCBF548E02 Datasheet - Page 44

• Manufacturer Part Number: ADSP-3PARCBF548E02
• Description: KIT DEV STARTER BF548
• Manufacturer: Analog Devices Inc
• Series: Blackfin®r
• Type: DSPr

Specifications of ADSP-3PARCBF548E02

• Contents: Board, Cables, CD, Headset with Microphone, Module, Power Supply
• For Use With/related Products: ADSP-BF548
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ADSP-BF542/ADSP-BF544/ADSP-BF547/ADSP-BF548/ADSP-BF549
Asynchronous Memory Read Cycle Timing
Table 28
on Page 45
tions for synchronous and for asynchronous ARDY.
Table 28. Asynchronous Memory Read Cycle Timing with Synchronous ARDY
1
Parameter
Timing Requirements
t
t
t
t
Switching Characteristics
t
t
Output pins include AMS3–0, ABE1–0, ADDR19–1, AOE, and ARE.
SDAT
HDAT
SARDY
HARDY
DO
HO
and
describe asynchronous memory read cycle opera-
Table 29 on Page 45
DATA15–0 Setup Before CLKOUT
DATA15–0 Hold After CLKOUT
ARDY Setup Before the Falling Edge of CLKOUT
ARDY Hold After the Falling Edge of CLKOUT
Output Delay After CLKOUT
Output Hold After CLKOUT
DATA 15–0
ADDR19–1
CLKOUT
ABE1–0
ARDY
AMSx
AOE
ARE
t
DO
and
2 CYCLES
Figure 13. Asynchronous Memory Read Cycle Timing with Synchronous ARDY
SETUP
Figure 13
1
1
t
DO
and
Rev. C | Page 44 of 100 | February 2010
PROGRAMMED READ
Figure 14
ACCESS 4 CYCLES
t
SARDY
t
HARDY
ACCESS EXTENDED
t
SARDY
3 CYCLES
t
HARDY
t
SDAT
1 CYCLE
t
HO
HOLD
t
HDAT
Min
5.0
0.8
5.0
0.0
0.3
t
HO
Max
6.0
Unit
ns
ns
ns
ns
ns
ns