emc643sp16ak Emlsi Inc., emc643sp16ak Datasheet - Page 47

• Manufacturer Part Number: emc643sp16ak
• Description: 4mx16 Bit Cellularram Ad-mux
• Manufacturer: Emlsi Inc.

Figure 34: Burst WRITE Row Boundary Crossing
Note:
1. Nondefault BCR settings for burst WRITE at end of row : Fixed or variable latency, WAIT active LOW, WAIT asserted during delay. (shown as
2. WAIT will be assert for LC cycles for variables latency, or LC cycles for fixed latency.
solid line)
A/DQ[15:0]
UB#/LB#
A[21:16]
ADV#
WAIT
WE#
CLK
CE#
OE#
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
OH
OL
IH
IL
IH
IL
IH
IL
IH
IL
IH
IL
IH
IL
IH
IL
IH
IL
t
CLK
t
Valid input
SP
t
HD
Valid input
t
t
KTHL
KOH
Valid input
Note 2
End of row
47
t
KTHL
t
KOH
4Mx16 CellularRAM AD-MUX
Valid input
EMC643SP16AK
Don’t Care
Valid input
Undefined