ws128k64v-xg4wx ETC-unknow, ws128k64v-xg4wx Datasheet - Page 4

• Manufacturer Part Number: ws128k64v-xg4wx
• Description: 128kx64 3.3v Sram Module
• Manufacturer: ETC-unknow

White Microelectronics • Phoenix, AZ • [phone]
ADDRESS
FIG. 4
WRITE CYCLE - WE CONTROLLED
FIG. 5
WRITE CYCLE - CS CONTROLLED
FIG. 3
TIMING WAVEFORM - READ CYCLE
DATA I/O
PREVIOUS DATA VALID
READ CYCLE 1 (CS = OE = V
t
OH
ADDRESS
DATA I/O
ADDRESS
t
DATA I/O
AA
t
RC
CS
WE
CS
WE
IL
, WE = V
WRITE CYCLE 2, CS CONTROLLED
t
AS
t
AS
IH
DATA VALID
)
WRITE CYCLE 1, WE CONTROLLED
t
WHZ
t
t
4
AW
AW
t
t
WC
WC
t
ADDRESS
t
CW
WS32K32-XHX
WP
DATA I/O
t
WP
t
CW
CS
OE
t
DATA VALID
t
DW
DW
DATA VALID
HIGH IMPEDANCE
t
t
t
t
AH
AH
t
DH
DH
OW
READ CYCLE 2 (WE = V
t
t
WS128K64V-XG4WX
CLZ
ACS
t
AA
t
t
OLZ
OE
t
RC
IH
DATA VALID
)
t
OHZ
t
CHZ