參數(shù)資料
型號: CY7C474-15PC
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: 32K X 9 OTHER FIFO, 15 ns, PDIP28
封裝: 0.600 INCH, PLASTIC, DIP-28
文件頁數(shù): 7/15頁
文件大小: 270K
代理商: CY7C474-15PC
CY7C470
CY7C472
CY7C474
7
Note:
10. The flags may change state during retransmit, but they will be valid a t
CY
later, except for the CY7C47X–20 (Military), whose flags will be valid after t
CY
+ 10 ns.
Switching Waveforms
(Continued)
W
R
PAFE Flag (Almost Full)
t
AFED
W
PAFE
t
AFED
HF
R
PAFE Flag (Almost Empty)
t
AFED
PAFE
t
AFED
HF
W,R
t
CY
t
CY
t
RV
t
PW
t
RV
RT
t
A
DATA VALID
t
LZR
Q
0
–Q
8
7C470–13
7C470–14
7C470–15
t
CY
HIGH
LOW
FLAGS VALID
Retransmit
[10]
FLAGS
[10]
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