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74HC237DB Fiches technique(PDF) 5 Page - NXP Semiconductors

No de pièce 74HC237DB
Description  3-to-8 line decoder, demultiplexer with address latches
Download  17 Pages
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Fabricant  NXP [NXP Semiconductors]
Site Internet  http://www.nxp.com
Logo NXP - NXP Semiconductors

74HC237DB Fiches technique(HTML) 5 Page - NXP Semiconductors

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74HC237
All information provided in this document is subject to legal disclaimers.
© NXP B.V. 2011. All rights reserved.
Product data sheet
Rev. 4 — 10 January 2011
5 of 17
NXP Semiconductors
74HC237
3-to-8 line decoder, demultiplexer with address latches
[1]
For DIP16 package: Ptot derates linearly with 12 mW/K above 70 C.
[2]
For SO16 package: Ptot derates linearly with 8 mW/K above 70 C.
For SSOP16 package: Ptot derates linearly with 5.5 mW/K above 60 C.
8.
Recommended operating conditions
9.
Static characteristics
Table 5.
Recommended operating conditions
Voltages are referenced to GND (ground = 0 V)
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
VCC
supply voltage
2.0
5.0
6.0
V
VI
input voltage
0
-
VCC
V
VO
output voltage
0
-
VCC
V
Tamb
ambient temperature
40
+25
+125
C
t/V
input transition rise and fall rate
VCC = 2.0 V
-
-
625
ns/V
VCC = 4.5 V
-
1.67
139
ns/V
VCC = 6.0 V
-
-
83
ns/V
Table 6.
Static characteristics
At recommended operating conditions; voltages are referenced to GND (ground = 0 V).
Symbol Parameter
Conditions
Tamb = 25 C
Tamb = 40 C to
+85
C
Tamb = 40 C to
+125
C
Unit
Min
Typ
Max
Min
Max
Min
Max
VIH
HIGH-level
input voltage
VCC = 2.0 V
1.5
1.2
-
1.5
-
1.5
-
V
VCC = 4.5 V
3.15
2.4
-
3.15
-
3.15
-
V
VCC = 6.0 V
4.2
3.2
-
4.2
-
4.2
-
V
VIL
LOW-level
input voltage
VCC = 2.0 V
-
0.8
0.5
-
0.5
-
0.5
V
VCC = 4.5 V
-
2.1
1.35
-
1.35
-
1.35
V
VCC = 6.0 V
-
2.8
1.8
-
1.8
-
1.8
V
VOH
HIGH-level
output voltage
VI =VIH or VIL
IO = 20 A; VCC = 2.0 V
1.9
2.0
-
1.9
-
1.9
-
V
IO = 20 A; VCC = 4.5 V
4.4
4.5
-
4.4
-
4.4
-
V
IO = 20 A; VCC = 6.0 V
5.9
6.0
-
5.9
-
5.9
-
V
IO = 4.0 mA; VCC = 4.5 V
3.98
4.32
-
3.84
-
3.7
-
V
IO = 5.2 mA; VCC = 6.0 V
5.48
5.81
-
5.34
-
5.2
-
V
VOL
LOW-level
output voltage
VI =VIH or VIL
IO =20 A; VCC = 2.0 V
-
0
0.1
-
0.1
-
0.1
V
IO =20 A; VCC = 4.5 V
-
0
0.1
-
0.1
-
0.1
V
IO =20 A; VCC = 6.0 V
-
0
0.1
-
0.1
-
0.1
V
IO = 4.0 mA; VCC = 4.5 V
-
0.15
0.26
-
0.33
-
0.4
V
IO = 5.2 mA; VCC = 6.0 V
-
0.16
0.26
-
0.33
-
0.4
V


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