參數(shù)資料
型號(hào): IDT723632L15PF
廠商: INTEGRATED DEVICE TECHNOLOGY INC
元件分類: DRAM
英文描述: CMOS SyncBiFIFOO 256 x 36 x 2, 512 x 36 x 2, 1024 x 36 x 2
中文描述: 512 X 36 BI-DIRECTIONAL FIFO, 10 ns, PQFP120
封裝: TQFP-120
文件頁數(shù): 21/26頁
文件大?。?/td> 294K
代理商: IDT723632L15PF
5.22
21
IDT723622/723632/723642 CMOS SyncBiFIFO
256 x 36 x 2, 512 x 36 x 2, 1024 x 36 x 2
COMMERCIAL TEMPERATURE RANGE
AEA
CLKB
ENA
3022 drw 15
ENB
CLKA
2
1
t
ENS
t
ENH
t
SKEW2
t
PAE
t
PAE
t
ENS
t
ENH
(X2+1) Words in FIFO2
X2 Words in FIFO2
(1)
Figure 13. Timing for
AFA
when FIFO1 is Almost Full.
NOTES:
1. t
SKEW2
is the minimum time between a rising CLKA edge and a rising CLKB edge for
AFA
to transition HIGH in the next CLKA cycle. If the time between
the rising CLKA edge and rising CLKB edge is less than t
SKEW2
, then
AFA
may transition HIGH one CLKB cycle later than shown.
2. FIFO1 Write (
CSA
= LOW, W/
R
A = HIGH, MBA = LOW), FIFO1 read (
CSB
= LOW,
W
/RB = HIGH, MBB = LOW). Data in the FIFO1 output register has
been read from the FIFO.
3. D = Maximum FIFO Depth = 256 for the 723622, 512 for the 723632, 1024 for the 723642.
AFA
CLKA
ENB
3022 drw 16
ENA
CLKB
1
2
t
SKEW2
t
ENS
t
ENH
t
PAF
t
ENS
t
ENH
t
PAF
[D-(Y1+1)] Words in FIFO1
(D-Y1) Words in FIFO1
(1)
Figure 12. Timing for
AEA
when FIFO2 is Almost Empty.
NOTES:
1. t
SKEW2
is the minimum time between a rising CLKB edge and a rising CLKA edge for
AEA
to transition HIGH in the next CLKA cycle. If the time between
the rising CLKB edge and rising CLKA edge is less than t
SKEW2
, then
AEA
may transition HIGH one CLKA cycle later than shown.
2. FIFO2 Write (
CSB
= LOW,
W
/RB = LOW, MBB = LOW), FIFO2 read (
CSA
= LOW, W/
R
A = LOW, MBA = LOW). Data in the FIFO2 output register has
been read from the FIFO.
相關(guān)PDF資料
PDF描述
IDT723632L15PQF CMOS SyncBiFIFOO 256 x 36 x 2, 512 x 36 x 2, 1024 x 36 x 2
IDT723632L20PF CMOS SyncBiFIFOO 256 x 36 x 2, 512 x 36 x 2, 1024 x 36 x 2
IDT723632L20PQF CMOS SyncBiFIFOO 256 x 36 x 2, 512 x 36 x 2, 1024 x 36 x 2
IDT723632L30PF CMOS SyncBiFIFOO 256 x 36 x 2, 512 x 36 x 2, 1024 x 36 x 2
IDT723632L30PQF CMOS SyncBiFIFOO 256 x 36 x 2, 512 x 36 x 2, 1024 x 36 x 2
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