74HC08
QUADRUPLE 2-INPUT AND GATES
Description
The 74HC08 provides provides four independent 2-input AND gates
with standard push-pull outputs. The device is designed for operation
with a power supply range of 2.0V to 6.0V.
The gates perform the Boolean function:
Pin Assignments
Y
=
A
•
B
or
Y
=
A
+
B
Features
•
•
•
•
•
Wide Supply Voltage Range from 2.0V to 6.0V
Sinks or Sources 4mA at V
CC
= 4.5V
CMOS Low Power Consumption
Schmitt Trigger Action at All Inputs
ESD Protection Exceeds JESD 22
200-V Machine Model (A115-A)
2000-V Human Body Model (A114-A)
Exceeds 1000-V Charged Device Model (C101C)
•
•
•
Range of Package Options SO-14 and TSSOP-14
Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
Applications
•
•
General Purpose Logic
Wide array of products such as:
PCs, Networking, Notebooks, Netbooks
Computer Peripherals, Hard Drives, CD/DVD ROM
TV, DVD, DVR, Set Top Box
Notes:
1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant.
2. See http://www.diodes.com for more information about Diodes Incorporated’s definitions of Halogen- and Antimony-free, "Green" and Lead-free.
3. Halogen- and Antimony-free "Green” products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and
<1000ppm antimony compounds.
74HC08
Document number: DS35322 Rev. 3 - 2
1 of 8
www.diodes.com
January 2013
© Diodes Incorporated
74HC08
Pin Descriptions
Pin
Number
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Pin Name
1A
1B
1Y
2A
2B
2Y
GND
3Y
3A
3B
4Y
4A
4B
V
CC
Function
Data Input
Data Input
Data Output
Data Input
Data Input
Data Output
Ground
Data Output
Data Input
Data Input
Data Output
Data Input
Data Input
Supply Voltage
Logic Diagram
Function Table
Inputs
A
L
L
H
H
B
L
H
L
H
Output
Y
L
L
L
H
74HC08
Document number: DS35322 Rev. 3 - 2
2 of 8
www.diodes.com
January 2013
© Diodes Incorporated
74HC08
Absolute Maximum Ratings
(Note 4) (@T
A
= +25°C, unless otherwise specified.)
Symbol
ESD HBM
ESD CDM
ESD MM
V
CC
V
I
I
IK
I
OK
I
O
I
CC
I
GND
T
J
T
STG
P
TOT
Notes:
Description
Human Body Model ESD Protection
Charged Device Model ESD Protection
Machine Model ESD Protection
Supply Voltage Range
Input Voltage Range (Note 5)
Input Clamp Current
Output Clamp Current
V
I
< -0.5V or Vi> V
CC
+0.5V
V
O
< -0.5V or V
O
> V
CC
+0.5V
Rating
2
1
200
-0.5 to +7.0
-0.5 to +7.0
±20
±20
+/- 25
50
-50
-40 to +150
-65 to +150
500
Unit
KV
KV
V
V
V
mA
mA
mA
mA
mA
°C
°C
mW
Continuous output current -0.5V < V
O
V
CC
+0.5V
Continuous current through V
CC
Continuous current through GND
Operating Junction Temperature
Storage Temperature
Total Power Dissipation
4. Stresses beyond the absolute maximum may result in immediate failure or reduced reliability. These are stress values and device operation should
be within recommend values.
5. Input Voltage cannot exceed V
CC
to the extent the Maximum clamp current is exceeded
Recommended Operating Conditions
(Note 6) (@T
A
= +25°C, unless otherwise specified.)
Symbol
V
CC
V
I
V
O
Δt/ΔV
T
A
Note:
Parameter
Supply Voltage
Input Voltage
Output Voltage
Conditions
Min
2.0
0
0
Max
6.0
V
CC
V
CC
625
140
85
+125
Unit
V
V
V
ns/V
°C
V
CC
= 2.0V
Input Transition Rise or Fall Rate
Operating Free-Air Temperature
V
CC
= 4.5V
V
CC
= 6.0V
6. Unused inputs should be held at V
CC
or Ground.
—
—
—
-40
74HC08
Document number: DS35322 Rev. 3 - 2
3 of 8
www.diodes.com
January 2013
© Diodes Incorporated
74HC08
Electrical Characteristics
(@T
A
= +25°C, unless otherwise specified.)
Symbol
Parameter
Test Conditions
V
CC
2.0V
4.5V
6.0V
2.0V
4.5V
6.0V
I
OH
= -20μA
I
OH
= -20μA
V
OH
High-level Output Voltage
I
OH
= -20μA
I
OH
= -4.0mA
I
OH
= -5.2mA
I
OL
= 20μA
I
OL
= 20μA
V
OL
Low-level Output Voltage
I
OL
= 20μA
I
OL
= 4mA
I
OL
= 5.2 mA
I
I
I
CC
Input Current
Supply Current
V
I
=GND to 5.5V
V
I
= GND or V
CC
,
I
O
= 0
2.0V
4.5V
6.0V
4.5V
6.0V
2.0V
4.5V
6.0V
4.5V
6.0V
6.0V
6.0V
T
A
= -40°C to +85°C
Min
Max
1.5
—
3.15
—
4.2
—
—
0.5
—
1.35
—
1.8
1.9
4.4
5.9
3.84
5.34
—
—
—
—
—
—
—
—
—
—
—
—
0.1
0.1
0.1
0.33
0.33
±1
20
T
A
= -40°C to +125°C
Min
Max
1.5
—
3.15
—
4.2
—
—
0.5
—
1.35
—
1.8
1.9
4.4
5.9
3.7
5.2
—
—
—
—
—
—
—
—
—
—
—
—
0.1
0.1
0.1
0.44
0.44
±1
40
μA
μA
V
V
Unit
V
IH
High-level Input Voltage
V
V
IL
Low-level Input Voltage
V
Switching Characteristics
Symbol
Parameter
Propagation
Delay A
N
to Y
N
Test
Conditions
Figure 1
C
L
= 50pF
Figure 1
C
L
= 50pF
Vcc
2.0V
4.5V
6.0V
2.0V
4.5V
6.0V
Min
—
—
—
—
—
—
T
A
= +25°C
Typ.
Max
25
90
9
18
7
15
19
75
7
15
6
13
-40°C to +85°C
Max
115
23
20
95
19
16
-40°C to +125°C
Max
125
27
23
110
22
19
Unit
t
PD
ns
t
t
Transition Time
ns
Operating Characteristics
(@T
A
= +25°C, unless otherwise specified.)
Parameter
C
pd
C
I
Power Dissipation
Capacitance per Gate
Input Capacitance
Test Conditions
f = 1 MHz
V
I
= V
CC
– or GND
V
CC
= 6V
Typ
20
4
Unit
pF
pF
74HC08
Document number: DS35322 Rev. 3 - 2
4 of 8
www.diodes.com
January 2013
© Diodes Incorporated
74HC08
Parameter Measurement Information
V
CC
V
I
2.0V to 6.0V
V
CC
Inputs
t
r
/t
f
6ns
V
M
V
CC
/2
C
L
15pF,50pF
Voltage Waveform
Pulse Duration
Voltage Waveform
Propagation Delay Times
Inverting and Non Inverting Outputs
Notes:
A. Includes test lead and test apparatus capacitance.
B. All pulses are supplied at pulse repetition rate
≤
1 MHz
C. Inputs are measured separately one transition per measurement
D. t
PLH
and t
PHL
are the same as t
PD
Figure 1 Load Circuit and Voltage Waveforms
74HC08
Document number: DS35322 Rev. 3 - 2
5 of 8
www.diodes.com
January 2013
© Diodes Incorporated
京公网安备 11010802033920号
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
