參數(shù)資料
型號(hào): LH543611
廠(chǎng)商: Sharp Corporation
英文描述: 512 x 36 x 2 / 1024 x 36 x 2 Synchronous Bidirectional FIFO
中文描述: 512 × 36 x一千○二十四分之二× 36 × 2同步雙向先進(jìn)先出
文件頁(yè)數(shù): 47/57頁(yè)
文件大小: 475K
代理商: LH543611
TIMING DIAGRAMS (cont’d)
t
ES
B
CK
B
R/W
B
EN
t
A
WORD # n+1
WORD # n
NOTES:
1. A
0B
is held HIGH for FIFO access.
2. OE
B
is held LOW.
3. WS
0
is held HIGH and WS
1
is held LOW for double-byte access.
4. Data-access time t
A
, after the rising edge of CK
B
, shown for the
first read cycle, applies similarly for all subsequent read cycles.
D
0B
- D
17B
D
18B
- D
35B
RWS
t
WORD # n+2
WORD # n+1
WORD # n
WORD # n+2
BITS
0-17
BITS
18-35
BITS
0-17
BITS
18-35
BITS
0-17
BITS
18-35
BITS
0-17
BITS
18-35
BITS
0-17
BITS
18-35
543611-37
t
RQS
B
REQ
Figure 35. Port B Double-Byte FIFO #1 Read Access for
36-to-18 Funneling
512 x 36 x 2/1024 x 36 x 2 BiFIFOs
LH543611/21
47
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