參數(shù)資料
型號: 74HC7404
廠商: NXP Semiconductors N.V.
英文描述: 5-Bit x 64-word FIFO register; 3-state
中文描述: 5位× 64字FIFO寄存器,三態(tài)
文件頁數(shù): 20/28頁
文件大?。?/td> 131K
代理商: 74HC7404
September 1993
20
Philips Semiconductors
Product specification
5-Bit x 64-word FIFO register; 3-state
74HC/HCT7404
Fig.17 Waveforms showing the 3-state enable and disable times for input OE.
handbook, full pagewidth
MGA656
tPLZ
tPZL
VM
(1)
outputs
disabled
outputs
enabled
tPZH
90 %
tPHZ
10 %
90 %
tf
tr
outputs
enabled
OE INPUT
10 %
VM
(1)
VM
(1)
Qn
LOW - to - OFF
OFF - to - LOW
Qn
HIGH - to - OFF
OFF - to - HIGH
(1) HC
:
V
M
= 50%; V
I
= GND to V
.
V
M
= 1.3 V; V
I
= GND to 3 V.
HCT :
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74HCT7404D 5-Bit x 64-word FIFO register; 3-state
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