參數(shù)資料
型號(hào): CY62147DV18L-55BVI
廠商: CYPRESS SEMICONDUCTOR CORP
元件分類(lèi): DRAM
英文描述: 4-Mb (256K x 16) Static RAM
中文描述: 256K X 16 STANDARD SRAM, 55 ns, PBGA48
封裝: 6 X 8 MM, 1 MM HEIGHT, VFBGA-48
文件頁(yè)數(shù): 7/12頁(yè)
文件大?。?/td> 272K
代理商: CY62147DV18L-55BVI
CY62147CV18 MoBL2
Document #: 38-05011 Rev. *B
Page 7 of 12
Notes:
15. Data I/O is high impedance if OE = V
.
16. If CE goes HIGH simultaneously with WE HIGH, the output remains in a high-impedance state.
17. During this period, the I/Os are in output state and input signals should not be applied.
Switching Waveforms
t
HD
t
SD
t
PWE
t
SA
t
HA
t
AW
t
SCE
t
WC
t
HZOE
DATA
IN
VALID
CE
ADDRESS
WE
DATA I/O
OE
NOTE
17
Write Cycle No. 1(WE Controlled)
BHE/BLE
t
BW
[11, 15, 16]
t
HD
t
SD
t
PWE
t
HA
t
AW
t
SCE
t
WC
t
HZOE
DATA
IN
VALID
CE
ADDRESS
WE
DATA I/O
OE
NOTE 17
Write Cycle No. 2 (CE
Controlled)
BHE/BLE
t
BW
[11, 15, 16]
t
SA
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CY62147DV18L-55BVXI 制造商:CYPRESS 制造商全稱(chēng):Cypress Semiconductor 功能描述:4-Mb (256K x 16) Static RAM
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