emc643sp16ak Emlsi Inc., emc643sp16ak Datasheet - Page 43

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

Figure 30: Asynchronous WRITE
A/DQ[15:0]
UB#/LB#
A[21:16]
ADV#
WAIT
WE#
OE#
CE#
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
IH
IL
OH
OL
IH
IL
IH
IL
IH
IL
IH
IL
IH
IL
IH
IL
t
t
AS
AS
t
t
AS
CVS
t
t
VP
t
AVS
AVS
Valid Address
Valid Address
t
t
AVH
AVH
t
VS
t
t
t
t
BW
AW
43
High-Z
CW
AW
t
WP
t
DW
Valid Input
4Mx16 CellularRAM AD-MUX
t
DH
EMC643SP16AK
Don’t Care