NXP Semiconductors
74HC540-Q100; 74HCT540-Q100
Octal buffer/line driver; 3-state; inverting
Table 6. Static characteristics …continued
At recommended operating conditions; voltages are referenced to GND (ground = 0 V).
Symbol Parameter Conditions
Tamb = 25 C
Tamb = 40 C
to +85 C
Min Typ Max Min Max
VOL
LOW-level
VI = VIH or VIL; VCC = 4.5 V
output voltage IO = 20 A;
-
0 0.1
-
IO = 6.0 mA;
- 0.16 0.26 -
II
input leakage VI = VCC or GND; VCC = 5.5 V -
- 0.1 -
current
0.1
0.33
1.0
IOZ
OFF-state
per input pin; VI = VIH or VIL;
-
- 0.5 -
output current VO = VCC or GND;
other inputs at VCC or GND;
VCC = 5.5 V; IO = 0 A
ICC
supply current VI = VCC or GND; IO = 0 A;
-
- 8.0
-
VCC = 5.5 V
ICC
additional
supply current
per input pin; IO = 0 A;
VI = VCC 2.1 V;
other inputs at VCC or GND;
VCC = 4.5 V to 5.5 V
An input
- 140 504 -
5.0
80
630
OE1 input
- 150 540 -
675
OE2 input
- 100 360 -
450
CI
input
capacitance
- 3.5 -
-
-
Tamb = 40 C
to +125 C
Min
Max
Unit
-
0.1 V
-
0.4 V
-
1.0 A
-
10 A
-
160 A
-
686 A
-
735 A
-
490 A
-
-
pF
10. Dynamic characteristics
Table 7. Dynamic characteristics
GND = 0 V; CL = 50 pF; for test circuit see Figure 8.
Symbol Parameter
Conditions
74HC540-Q100
tpd
propagation delay An to Yn; see Figure 6
VCC = 2.0 V
VCC = 4.5 V
VCC = 5.0 V; CL = 15 pF
ten
enable time
VCC = 6.0 V
OEn to Yn; see Figure 7
VCC = 2.0 V
VCC = 4.5 V
VCC = 6.0 V
tdis
disable time
OEn to Yn; see Figure 7
VCC = 2.0 V
VCC = 4.5 V
VCC = 6.0 V
Tamb = 25 C
Tamb = 40 C to +125 C Unit
Min Typ Max Max (85 C) Max (125 C)
[1]
- 30 100
125
- 11 20
25
-
9
-
-
-
9 17
21
[1]
- 52 160
200
- 19 32
40
- 15 27
34
[1]
- 61 160
200
- 22 32
40
- 18 27
34
150
ns
30
ns
-
ns
26
ns
240
ns
48
ns
41
ns
240
ns
48
ns
41
ns
74HC_HCT540_Q100
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 3 — 21 January 2013
© NXP B.V. 2013. All rights reserved.
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