ProASIC3 DC and Switching Characteristics
2-92 Revision 13
Timing Waveforms
Figure 2-30 • RAM Read for Pass-Through Output. Applicable to Both RAM4K9 and RAM512x18.
Figure 2-31 • RAM Read for Pipelined Output. Applicable to Both RAM4K9 and RAM512x18.
CLK
[R|W]ADDR
BLK
WEN
DOUT|RD
A
0
A
1
A
2
D
0
D
1
D
2
t
CYC
t
CKH
t
CKL
t
AS
t
AH
t
BKS
t
ENS
t
ENH
t
DOH1
t
BKH
D
n
t
CKQ1
CLK
[R|W]ADDR
BLK
WEN
DOUT|RD
A
0
A
1
A
2
D
0
D
1
t
CYC
t
CKH
t
CKL
t
AS
t
AH
t
BKS
t
ENS
t
ENH
t
DOH2
t
CKQ2
t
BKH
D
n