Datasheet

74HC_HCT541 All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2014. All rights reserved.
Product data sheet Rev. 3 — 15 April 2014 8 of 19
NXP Semiconductors
74HC541; 74HTC541
Octal buffer/line driver; 3-state
10. Dynamic characteristics
V
OL
LOW-level
output voltage
V
I
=V
IH
or V
IL
; V
CC
= 4.5 V
I
O
= 20 A; - 0 0.1 - 0.1 - 0.1 V
I
O
= 6.0 mA; - 0.16 0.26 - 0.33 - 0.4 V
I
I
input leakage
current
V
I
= V
CC
or GND; V
CC
=5.5V - - 0.1 - 1.0 - 1.0 A
I
OZ
OFF-state
output current
per input pin; V
I
=V
IH
or V
IL
;
V
O
=V
CC
or GND;
other inputs at V
CC
or GND;
V
CC
=5.5V; I
O
=0A
--0.5 - 5.0 - 10 A
I
CC
supply current V
I
=V
CC
or GND; I
O
= 0 A;
V
CC
=5.5V
- - 8.0 - 80 - 160 A
I
CC
additional
supply current
per input pin; I
O
=0A;
V
I
=V
CC
 2.1 V;
other inputs at V
CC
or GND;
V
CC
= 4.5 V to 5.5 V
An input - 70 252 - 315 - 343 A
OE
1 input - 150 540 - 675 - 735 A
OE
2 input - 100 360 - 450 - 490 A
C
I
input
capacitance
-3.5- - - - - pF
Table 6. Static characteristics
…continued
At recommended operating conditions; voltages are referenced to GND (ground = 0 V).
Symbol Parameter Conditions T
amb
= 25 C T
amb
= 40 C
to +85 C
T
amb
= 40 C
to +125 C
Unit
Min Typ Max Min Max Min Max
Table 7. Dynamic characteristics
GND = 0 V; C
L
= 50 pF; for test circuit, see Figure 8.
Symbol Parameter Conditions T
amb
= 25 C T
amb
= 40 C to +125 C Unit
Min Typ Max Max (85 C) Max (125 C)
74HC541
t
pd
propagation delay An to Yn; see Figure 6
[1]
V
CC
= 2.0 V - 33 115 145 175 ns
V
CC
= 4.5 V - 12 23 29 35 ns
V
CC
= 5.0 V; C
L
=15pF - 10 - - - ns
V
CC
= 6.0 V - 10 20 25 30 ns
t
en
enable time OEn to Yn; see Figure 7
[1]
V
CC
= 2.0 V - 55 160 200 240 ns
V
CC
= 4.5 V - 20 32 40 48 ns
V
CC
= 6.0 V - 16 27 34 41 ns
t
dis
disable time OEn to Yn; see Figure 7
[1]
V
CC
= 2.0 V - 61 160 200 240 ns
V
CC
= 4.5 V - 22 32 40 48 ns
V
CC
= 6.0 V - 18 27 34 41 ns