74hct7403 NXP Semiconductors, 74hct7403 Datasheet - Page 20
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74hct7403
Manufacturer Part Number
74hct7403
Description
4-bit X 64-word Fifo Register; 3-state
Manufacturer
NXP Semiconductors
Datasheet
1.74HCT7403.pdf
(28 pages)
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Philips Semiconductors
September 1993
handbook, full pagewidth
4-Bit x 64-word FIFO register; 3-state
(1) HC : V
(1) HC : V
HCT: V
HCT: V
M
M
M
M
= 50%; V
= 50%; V
= 1.3 V; V
= 1.3 V; V
I
I
Fig.16 Waveforms showing the 3-state enable and disable times for input OE.
= GND to V
= GND to V
I
I
= GND to 3 V.
= GND to 3 V.
HIGH - to - OFF
OFF - to - HIGH
MGA656
LOW - to - OFF
OFF - to - LOW
Fig.15 Waveform showing the MR input to SI input removal time.
Q
Q
OE INPUT
n
n
CC
CC
OUTPUT
OUTPUT
handbook, halfpage
.
.
MR INPUT
SI INPUT
10 %
t r
V M
enabled
outputs
90 %
t PLZ
t PHZ
(1)
10 %
90 %
20
disabled
outputs
t rem
V M
t
f
(1)
t PZL
t PZH
V M
(1)
MGA665
V M
V M
(1)
enabled
outputs
(1)
74HC/HCT7403
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