參數(shù)資料
型號: IDT72281L
廠商: Integrated Device Technology, Inc.
英文描述: CMOS SuperSync FIFO
中文描述: 先進先出的CMOS SuperSync
文件頁數(shù): 8/26頁
文件大?。?/td> 277K
代理商: IDT72281L
COMMERCIAL AND INDUSTRIAL
TEMPERATURE RANGES
IDT72281/72291
CMOS SuperSync FIFO 65,536 x 9 and 131,072 x 9
8
NOTES:
1. n = Empty Offset, Default Values: n = 127 when parallel offset loading is selected or n = 1,023 when serial offset loading is selected.
2. m = Full Offset, Default Values: m = 127 when parallel offset loading is selected or m = 1,023 when serial offset loading is selected.
NOTES:
1. n = Empty Offset, Default Values: n = 127 when parallel offset loading is selected or n = 1,023 when serial offset loading is selected.
2. m = Full Offset, Default Values: m = 127 when parallel offset loading is selected or m = 1,023 when serial offset loading is selected.
TABLE 1 — STATUS FLAGS FOR IDT STANDARD MODE
TABLE 2 — STATUS FLAGS FOR FWFT MODE
IDT72281
0
1 to n+ 1
(1)
(n + 2) to 32,769
32,770 to (65,537–(m+1))
(2)
(65,537
m
(2)
to 65,536
IDT72291
0
1 to n+ 1
(1)
(n + 2) to 65,537
65,538 to (131,073–(m+1))
(2)
(131,073
m
(2)
to 6131,072
FF
PAF
HF
PAE EF
L
H
H
L H
L
L
H
H
H
H
L L
H
L
L
L
H
L
L
L
H L
H
L
65,537
131,073
H
L
L
H
L
Number of
Words in
FIFO
IDT72281
IDT72291
FF
PAF
HF
PAE EF
0
0
H
H
H
H
H
H
L L
L H
1 to n
(1)
1 to n
(1)
(n + 1) to 32,768
(n + 1) to 65,536
H
H
H
H
H
L
H
H H
H
32,769 to (65,536–(m+1))
(65,536
m
(2)
to 65,535
65,536
65,537 to (131,072–(m+1))
(131,072
m
(2)
to 131,071
131,072
H
L
L
L
L
L
H
H
H
H
Number of
Words in
FIFO
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