参数资料
型号: IDT72V291L10TFG8
厂商: IDT, Integrated Device Technology Inc
文件页数: 25/26页
文件大小: 0K
描述: IC FIFO SS 32768X36 10NS 64QFP
标准包装: 1,250
系列: 72V
功能: 同步
存储容量: 1.1M(32K x 36)
数据速率: 100MHz
访问时间: 10ns
电源电压: 3 V ~ 3.6 V
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 64-LQFP
供应商设备封装: 64-TQFP(10x10)
包装: 带卷 (TR)
其它名称: 72V291L10TFG8
8
COMMERCIAL AND INDUSTRIAL
TEMPERATURE RANGES
IDT72V281/72V291 3.3V CMOS SUPERSYNC FIFOTM
65,536 x 9 and 131,072 x 9
Number of
Words in
FIFO
0
1 to n (1)
0
1 to n (1)
(n+1) to 32,768
32,769 to (65,536-(m+1))
(65,536-m) (2) to 65,535
65,536
72V281
72V291
FF PAF HF PAE EF
HH
HL
L
HH
HL
H
HH
H
HH
L
H
HL
L
H
LL
LH
H
4513 drw 05
0
1 to n+1(1)
0
1 to n+1(1)
(n+2) to 65,537
65,538 to (131,073-(m+1))
(131,073-m)
(2)
to 131,072
131,073
IR PAF HF PAE OR
LH
H
L
H
LH
H
L
H
HHL
LH
L
H
L
LLL
H
L
HL
L
H
L
72V281
72V291
Number of
Words in
FIFO
(n+1) to 65,536
65,537 to (131,072-(m+1))
(131,072-m) (2) to 131,071
131,072
(n+2) to 32,769
32,770 to (65,537-(m+1))
(65,537-m)
(2)
to 65,536
65,537
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.
In addition to loading offset values into the FIFO, it also possible to read the
current offset values. It is only possible to read offset values via parallel read.
Figure 4, Programmable Flag Offset Programming Sequence, summa-
rizes the control pins and sequence for both serial and parallel programming
modes. For a more detailed description, see discussion that follows.
The offset registers may be programmed (and reprogrammed) any time
after Master Reset, regardless of whether serial or parallel programming
has been selected.
TABLE 1 STATUS FLAGS FOR IDT STANDARD MODE
TABLE 2 STATUS FLAGS FOR FWFT MODE
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