74HC_HCT7403 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2012. All rights reserved.
Product data sheet Rev. 4 — 24 September 2012 11 of 34
NXP Semiconductors
74HC7403; 74HCT7403
4-bit x 64-word FIFO register; 3-state
74HCT7403
t
pd
propagation
delay
MR to DIR or DOR; see
Figure 8
[1]
V
CC
= 4.5 V - 30 51 - 53 - 63 ns
SI to DIR; see Figure 6
[1]
V
CC
= 4.5 V - 25 43 - 54 - 65 ns
V
CC
=5V; C
L
=15pF - 17 - - - - - ns
SO
to DOR; see Figure 9
[1]
V
CC
= 4.5 V - 36 61 - 76 - 92 ns
V
CC
=5V; C
L
=15pF - 17 - - - - - ns
DOR to Qn; see Figure 10
[1]
V
CC
= 4.5 V - 7 12 - 15 - 18 ns
SO
to Qn; see Figure 14
[1]
V
CC
= 4.5 V - 42 72 - 90 - 108 ns
t
PHL
HIGH to
LOW
propagation
delay
MR to Qn; see Figure 8
V
CC
= 4.5 V - 22 38 - 48 - 57 ns
t
PLH
LOW to
HIGH
propagation
delay
SI to DOR; see Figure 10
[5]
V
CC
= 4.5 V - 0.8 1.4 - 1.75 - 2.1 s
SO
to DIR; see Figure 7
[6]
V
CC
= 4.5 V - 1.0 1.8 - 2.25 - 2.7 s
t
en
enable time OE to Qn; see Figure 16
[2]
V
CC
= 4.5 V - 16 30 - 38 - 45 ns
t
dis
disable time OE to Qn; see Figure 16
[3]
V
CC
= 4.5 V - 19 30 - 38 - 45 ns
t
t
transition
time
Qn; see Figure 14
[4]
V
CC
= 4.5 V - 5 12 - 15 - 18 ns
t
W
pulse width SI HIGH or LOW;
see Figure 6
V
CC
= 4.5 V 9 5 - 6 - 8 - ns
SO
HIGH or LOW;
see Figure 9
V
CC
= 4.5 V 14 8 - 18 - 21 - ns
DIR HIGH; see Figure 7
V
CC
= 4.5 V 5 17 29 4 36 4 44 ns
DOR HIGH; see Figure 10
V
CC
= 4.5 V 7 21 36 6 45 6 54 ns
MR
LOW; see Figure 8
V
CC
= 4.5 V 26 15 - 33 - 39 - ns
Table 6. Dynamic characteristics …continued
Voltages are referenced to GND (ground = 0 V); C
L
= 50 pF unless otherwise specified; for test circuit see Figure 17.
Symbol Parameter Conditions 25 C 40 C to +85 C 40 C to +125 C Unit
Min Typ Max Min Max Min Max
