參數(shù)資料
型號: IDT723614
廠商: Integrated Device Technology, Inc.
英文描述: High-Slew-Rate, Single-Supply Operational Amplifier 8-PDIP 0 to 70
中文描述: 與巴士的CMOS SyncBiFIFOO匹配和字節(jié)交換64 × 36 × 2
文件頁數(shù): 32/39頁
文件大?。?/td> 499K
代理商: IDT723614
32
COMMERCIAL TEMPERATURE RANGE
IDT723614 CMOS SyncBiFIFO
WITH BUS MATCHING AND BYTE SWAPPING
64 x 36 x 2
NOTES:
1.
t
SKEW2
is the minimum time between a rising CLKB edge and a rising CLKA edge for
AFB
to transition HIGH in the next CLKB cycle. If the time
between the rising CLKB edge and rising CLKA edge is less than t
SKEW2
, then
AFB
may transition HIGH one CLKA cycle later than shown.
FIFO2 Write (
CSB
= LOW, W/
R
B = HIGH, MBB = LOW), FIFO2 read (
CSA
= LOW, W/
R
A = LOW, MBA = LOW).
Port B size of long word is selected for FIFO2 write by SIZ1 = LOW, SIZ0 = LOW. If port B size is word or byte,
AFB
is set LOW by the last word or
byte read of the long word, respectively.
2.
3.
Figure 20. Timing for
AFB
when FIFO2 is Almost Full
AFA
CLKA
ENB
3146 drw 19
ENA
CLKB
1
2
t
SKEW2
t
ENS
t
ENH
t
PAF
t
ENS
t
ENH
t
PAF
[64-(X+1)] Long Words in FIFO1
(64-X) Long Words in FIFO1
(1)
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.
FIFO1 Write (
CSA
= LOW, W/
R
A = HIGH, MBA = LOW), FIFO1 read (
CSB
= LOW, W/
R
B = LOW, MBB = LOW).
Port B size of long word is selected for FIFO1 read by SIZ1 = LOW, SIZ0 = LOW. If port B size is word or byte, t
SKEW2
is referenced from the last
word or byte read of the long word, respectively.
2.
3.
Figure 19. Timing for
AFA
when FIFO1 is Almost Full
AFB
CLKB
ENA
3146 drw 20
ENB
CLKA
1
2
t
SKEW2
t
ENS
t
ENH
t
PAF
t
ENS
t
ENH
t
PAF
[64-(X+1)] Long Words in FIFO2
(64-X) Long Words in FIFO2
(1)
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IDT723614L20PF 功能描述:IC FIFO CLOCKED 64X36X2 120QFP RoHS:否 類別:集成電路 (IC) >> 邏輯 - FIFO 系列:7200 標(biāo)準(zhǔn)包裝:15 系列:74F 功能:異步 存儲容量:256(64 x 4) 數(shù)據(jù)速率:- 訪問時間:- 電源電壓:4.5 V ~ 5.5 V 工作溫度:0°C ~ 70°C 安裝類型:通孔 封裝/外殼:24-DIP(0.300",7.62mm) 供應(yīng)商設(shè)備封裝:24-PDIP 包裝:管件 其它名稱:74F433
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