參數(shù)資料
型號(hào): WS512K32-100G2TCA
廠商: WHITE ELECTRONIC DESIGNS CORP
元件分類: SRAM
英文描述: 512K X 32 MULTI DEVICE SRAM MODULE, 100 ns, CQFP68
封裝: 22.40 X 22.40 MM, 4.57 MM HEIGHT, HERMETIC SEALED, CERAMIC, QFP-68
文件頁(yè)數(shù): 4/6頁(yè)
文件大小: 317K
代理商: WS512K32-100G2TCA
WS512K32-XXX
4
White Electronic Designs Corporation (602) 437-1520 www.whiteedc.com
White Electronic Designs
March 2005
Rev. 4
FIGURE 5 – WRITE CYCLE - CS# CONTROLLED
ADDRESS
DATA I/O
WRITE CYCLE 2, CS# CONTROLLED
tAW
tAS
tCW
tAH
tWP
tDH
tDW
tWC
CS#
WE#
DATA VALID
FIGURE 3 – TIMING WAVEFORM - READ CYCLE
ADDRESS
DATA I/O
READ CYCLE 2 (WE# = VIH)
tAA
tACS
tOE
tCLZ
tOLZ
tOHZ
tRC
DATA VALID
HIGH IMPEDANCE
CS#
OE#
tCHZ
ADDRESS
DATA I/O
READ CYCLE 1 (CS# = OE# = VIL, WE# = VIH)
tAA
tOH
tRC
DATA VALID
PREVIOUS DATA VALID
FIGURE 4 – WRITE CYCLE - WE# CONTROLLED
ADDRESS
DATA I/O
WRITE CYCLE 1, WE# CONTROLLED
tAW
tCW
tAH
tWP
tDW
tWHZ
tAS
tOW
tDH
tWC
DATA VALID
CS#
WE#
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