ep1k30 Altera Corporation, ep1k30 Datasheet - Page 53

• Manufacturer Part Number: ep1k30
• Description: Programmable Logic Device Family
• Manufacturer: Altera Corporation

Altera Corporation
Figure 28. Synchronous Bidirectional Pin External Timing Model
Figure 29. EAB Asynchronous Timing Waveforms
EAB Asynchronous Read
EAB Asynchronous Write
Data-Out
Data-Out
Address
Address
Data-In
WE
WE
a0
Dedicated
Clock
a0
t
EABWASU
d0
Tables 29
waveforms, respectively, for the EAB macroparameters in
din0
t
EABAA
and
30
a1
t
EABWCCOMB
Output Register
show the asynchronous and synchronous timing
Input Register
OE Register
ACEX 1K Programmable Logic Device Family Data Sheet
a1
D
D
D
t
t
EABWP
CLRN
CLRN
CLRN
EABWDSU
PRN
PRN
PRN
din0
Q
Q
Q
d1
t
din1
EABDD
t
OUTCOBIDIR
t
t
XZBIDIR
ZXBIDIR
t
EABWAH
t
EABRCCOMB
din1
a2
t
EABWDH
t
t
INHBIDIR
INSUBIDIR
Bidirectional
Pin
d2
a2
Table
dout2
a3
24.
d3
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