ep20k1000e Altera Corporation, ep20k1000e Datasheet - Page 70

• Manufacturer Part Number: ep20k1000e
• Description: Programmable Logic Device Family
• Manufacturer: Altera Corporation

APEX 20K Programmable Logic Device Family Data Sheet
Figure 38. ESB Asynchronous Timing Waveforms
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ESB Asynchronous Read
Rdaddress
ESB Asynchronous Write
Wraddress
Data-Out
Data-Out
Data-In
WE
RE
a0
a0
t
ESBWASU
d0
Figures 38
waveforms, respectively, for the ESB macroparameters in
din0
and
39
a1
t
ESBWCCOMB
show the asynchronous and synchronous timing
a1
t
t
ESBWP
ESBWDSU
din0
d1
t
din1
ESBDD
t
ESBWAH
t
ESBARC
din1
a2
t
ESBWDH
d2
Altera Corporation
Table
a2
dout2
a3
31.
d3