參數(shù)資料
型號(hào): CY7C470-20DMB
廠商: CYPRESS SEMICONDUCTOR CORP
元件分類: DRAM
英文描述: 8K x 9 FIFO, 16K x 9 FIFO 32K x 9 FIFO with Programmable Flags
中文描述: 8K X 9 OTHER FIFO, 20 ns, CDIP28
封裝: 0.600 INCH, SIDE BRAZED, CERDIP-28
文件頁(yè)數(shù): 5/15頁(yè)
文件大?。?/td> 270K
代理商: CY7C470-20DMB
CY7C470
CY7C472
CY7C474
5
Switching Waveforms
Notes:
8.
9.
Waveform labels in parentheses pertain to writing the programmable flag register from the output port (Q
0
– Q
8
).
Master Reset (MR) must be pulsed LOW once prior to programming.
t
RV
Asynchronous Read and Write
7C470–7
DATA VALID
DATA VALID
DATA VALID
DATA VALID
t
SD
t
HD
t
CY
t
PW
t
A
t
A
t
RV
t
LZR
t
DVR
t
HZR
t
CY
t
PW
t
RV
R
Q
0
–Q
8
W
D
0
–D
8
MasterReset (No Write to Programmable Flag Register)
MR
R, W
E/F
PAFE
HF
t
CY
t
PW
t
HFD
t
EFL
t
AFED
t
RV
t
RV
MR
W(R)
7C470–8
7C470–9
t
RV
t
PW
t
RV
t
RV
VALID
D
–D
8
(Q
0
–Q
8
)
t
HD
t
PW
t
SD
t
HD
t
CY
t
CY
t
PW
t
CY
Master Reset (Write to Programmable Flag Register)
[8,9]
相關(guān)PDF資料
PDF描述
CY7C470-20LMB 8K x 9 FIFO, 16K x 9 FIFO 32K x 9 FIFO with Programmable Flags
CY7C470-25DMB 8K x 9 FIFO, 16K x 9 FIFO 32K x 9 FIFO with Programmable Flags
CY7C470-25JC 8K x 9 FIFO, 16K x 9 FIFO 32K x 9 FIFO with Programmable Flags
CY7C470-25JI 8K x 9 FIFO, 16K x 9 FIFO 32K x 9 FIFO with Programmable Flags
CY7C470-25LMB 8K x 9 FIFO, 16K x 9 FIFO 32K x 9 FIFO with Programmable Flags
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