參數(shù)資料
型號(hào): WS512K32-45
英文描述: 512Kx32 SRAM Module(512Kx32靜態(tài)RAM模塊(存取時(shí)間45ns))
中文描述: 512Kx32 SRAM的模塊(512Kx32靜態(tài)內(nèi)存模塊(存取時(shí)間45ns))
文件頁(yè)數(shù): 5/10頁(yè)
文件大小: 150K
代理商: WS512K32-45
5
White Electronic Designs Corporation (602) 437-1520 www.whiteedc.com
WS512K32-XXX
WS32K32-XHX
FIG. 5
TIMING WAVEFORM - READ CYCLE
FIG. 7
WRITE CYCLE - CS CONTROLLED
FIG. 6
WRITE CYCLE - WE CONTROLLED
ADDRESS
DATA I/O
WRITE CYCLE 2, CS CONTROLLED
t
AW
t
AS
t
CW
t
AH
t
WP
t
DH
t
DW
t
WC
CS
WE
DATA VALID
ADDRESS
DATA I/O
READ CYCLE 2 (WE = V
IH
)
t
AA
t
ACS
t
CLZ
t
OE
t
OLZ
t
OHZ
t
RC
DATA VALID
HIGH IMPEDANCE
CS
OE
t
CHZ
ADDRESS
DATA I/O
READ CYCLE 1 (CS = OE = V
IL
, WE = V
IH
)
t
AA
t
OH
t
RC
DATA VALID
PREVIOUS DATA VALID
ADDRESS
DATA I/O
WRITE CYCLE 1, WE CONTROLLED
t
AW
t
CW
t
AH
t
WP
t
DW
t
WHZ
t
AS
t
OW
t
DH
t
WC
DATA VALID
CS
WE
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