TI CD74HCT02

[ /Title
(CD74H
C02,
CD74H
CT02)
/Subject
(High
Speed
CMOS
Logic
Quad
Two-
CD74HC02,
CD74HCT02
Data sheet acquired from Harris Semiconductor
SCHS125
High Speed CMOS Logic
Quad Two-Input NOR Gate
March 1998
Features
at VCC = 5V
• HCT Types
- 4.5V to 5.5V Operation
- Direct LSTTL Input Logic Compatibility,
VIL= 0.8V (Max), VIH = 2V (Min)
- CMOS Input Compatibility, Il ≤ 1µA at VOL, VOH
• Buffered Inputs
• Typical Propagation Delay: 7ns at VCC = 5V,
CL = 15pF, TA = 25oC
• Fanout (Over Temperature Range)
- Standard Outputs . . . . . . . . . . . . . . . 10 LSTTL Loads
- Bus Driver Outputs . . . . . . . . . . . . . 15 LSTTL Loads
• Related Literature
- CD54HC02F3A and CD54HCT02F3A Military
Data Sheet, Document Number 3754
• Wide Operating Temperature Range . . . -55oC to 125oC
• Balanced Propagation Delay and Transition Times
Description
• Significant Power Reduction Compared to LSTTL
Logic ICs
The Harris CD74HC02, CH74HCT02 logic gates utilize
silicon-gate CMOS technology to achieve operating speeds
similar to LSTTL gates with the low power consumption of
standard CMOS integrated circuits. All devices have the ability
to drive 10 LSTTL loads. The 74HCT logic family is
• HC Types
- 2V to 6V Operation
- High Noise Immunity: NIL = 30%, NIH = 30% of VCC
Pinout
CD74HC02, CD74HCT02
(PDIP, SOIC)
TOP VIEW
1Y 1
14 VCC
1A 2
13 4Y
1B 3
12 4B
2Y 4
11 4A
2A 5
10 3Y
2B 6
9 3B
GND 7
8 3A
CAUTION: These devices are sensitive to electrostatic discharge. Users should follow proper IC Handling Procedures.
Copyright
© Harris Corporation 1998
1
File Number
1647.1
CD74HC02, CD74HCT02
Functional Diagram
1
14
2
13
3
12
4
11
5
10
6
9
7
8
1Y
4Y
1A
1B
2Y
2A
2B
GND
VCC
4B
4A
3Y
3B
3A
TRUTH TABLE
INPUTS
OUTPUT
nA
nB
nY
L
L
H
L
H
L
H
L
L
H
H
L
NOTE: H = High Voltage Level, L = Low Voltage Level
Logic Diagram
nA
nB
2
CD74HC02, CD74HCT02
Absolute Maximum Ratings
Thermal Information
DC Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . -0.5V to 7V
DC Input Diode Current, IIK
For VI < -0.5V or VI > VCC + 0.5V . . . . . . . . . . . . . . . . . . . . . .±20mA
DC Output Diode Current, IOK
For VO < -0.5V or VO > VCC + 0.5V . . . . . . . . . . . . . . . . . . . .±20mA
DC Output Source or Sink Current per Output Pin, IO
For VO > -0.5V or VO < VCC + 0.5V . . . . . . . . . . . . . . . . . . . .±25mA
DC VCC or Ground Current, ICC or IGND . . . . . . . . . . . . . . . . . .±50mA
Thermal Resistance (Typical, Note 3)
θJA (oC/W) θJC (oC/W)
PDIP Package . . . . . . . . . . . . . . . . . . .
90
N/A
CERDIP Package . . . . . . . . . . . . . . . .
SOIC Package . . . . . . . . . . . . . . . . . . .
175
N/A
Maximum Junction Temperature (Hermetic Package or Die) . . . 175oC
Maximum Junction Temperature (Plastic Package) . . . . . . . . 150oC
Maximum Storage Temperature Range . . . . . . . . . .-65oC to 150oC
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . . 300oC
(SOIC - Lead Tips Only)
Operating Conditions
Temperature Range (TA) . . . . . . . . . . . . . . . . . . . . . -55oC to 125oC
Supply Voltage Range, VCC
HC Types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2V to 6V
HCT Types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4.5V to 5.5V
DC Input or Output Voltage, VI, VO . . . . . . . . . . . . . . . . . 0V to VCC
Input Rise and Fall Time
2V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1000ns (Max)
4.5V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 500ns (Max)
6V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 400ns (Max)
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation
of the device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
NOTE:
3. θJA is measured with the component mounted on an evaluation PC board in free air.
DC Electrical Specifications
TEST
CONDITIONS
PARAMETER
25oC
-40oC TO 85oC -55oC TO 125oC
SYMBOL
VI (V)
IO (mA)
VCC
(V)
VIH
-
-
2
1.5
-
-
1.5
4.5
3.15
-
-
3.15
-
3.15
-
V
6
4.2
-
-
4.2
-
4.2
-
V
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNITS
-
1.5
-
V
HC TYPES
High Level Input
Voltage
Low Level Input
Voltage
High Level Output
Voltage
CMOS Loads
VIL
VOH
-
VIH or VIL
High Level Output
Voltage
TTL Loads
Low Level Output
Voltage
CMOS Loads
VOL
VIH or VIL
Low Level Output
Voltage
TTL Loads
Input Leakage
Current
Quiescent Device
Current
-
2
-
-
0.5
-
0.5
-
0.5
V
4.5
-
-
1.35
-
1.35
-
1.35
V
6
-
-
1.8
-
1.8
-
1.8
V
-0.02
2
1.9
-
-
1.9
-
1.9
-
V
-0.02
4.5
4.4
-
-
4.4
-
4.4
-
V
-0.02
6
5.9
-
-
5.9
-
5.9
-
V
-
-
-
-
-
-
-
-
-
V
-4
4.5
3.98
-
-
3.84
-
3.7
-
V
-5.2
6
5.48
-
-
5.34
-
5.2
-
V
0.02
2
-
-
0.1
-
0.1
-
0.1
V
0.02
4.5
-
-
0.1
-
0.1
-
0.1
V
0.02
6
-
-
0.1
-
0.1
-
0.1
V
-
-
-
-
-
-
-
-
-
V
4
4.5
-
-
0.26
-
0.33
-
0.4
V
5.2
6
-
-
0.26
-
0.33
-
0.4
V
II
VCC or
GND
-
6
-
-
±0.1
-
±1
-
±1
µA
ICC
VCC or
GND
0
6
-
-
2
-
20
-
40
µA
3
CD74HC02, CD74HCT02
DC Electrical Specifications
(Continued)
TEST
CONDITIONS
PARAMETER
SYMBOL
VI (V)
IO (mA)
High Level Input
Voltage
VIH
-
-
Low Level Input
Voltage
VIL
-
High Level Output
Voltage
CMOS Loads
VOH
VIH or VIL
25oC
VCC
(V)
-40oC TO 85oC -55oC TO 125oC
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNITS
4.5 to
5.5
2
-
-
2
-
2
-
V
-
4.5 to
5.5
-
-
0.8
-
0.8
-
0.8
V
-0.02
4.5
4.4
-
-
4.4
-
4.4
-
V
-4
4.5
3.98
-
-
3.84
-
3.7
-
V
0.02
4.5
-
-
0.1
-
0.1
-
0.1
V
4
4.5
-
-
0.26
-
0.33
-
0.4
V
±0.1
-
±1
-
±1
µA
HCT TYPES
High Level Output
Voltage
TTL Loads
Low Level Output
Voltage
CMOS Loads
VOL
VIH or VIL
Low Level Output
Voltage
TTL Loads
Input Leakage
Current
Quiescent Device
Current
Additional Quiescent
Device Current Per
Input Pin: 1 Unit Load
II
VCC and
GND
0
5.5
-
ICC
VCC or
GND
0
5.5
-
-
2
-
20
-
40
µA
∆ICC
VCC
-2.1
-
4.5 to
5.5
-
100
360
-
450
-
490
µA
NOTE: For dual-supply systems theoretical worst case (VI = 2.4V, VCC = 5.5V) specification is 1.8mA.
HCT Input Loading Table
INPUT
UNIT LOADS
All
1.5
NOTE: Unit Load is ∆ICC limit specified in DC Electrical Table, e.g.,
360µA max at 25oC.
Switching Specifications Input tr, tf = 6ns
PARAMETER
-40oC TO
85oC
25oC
-55oC TO
125oC
SYMBOL
TEST
CONDITIONS
VCC (V)
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNITS
tPLH, tPHL
CL = 50pF
2
-
-
90
-
115
-
135
ns
4.5
-
-
18
-
23
-
27
ns
6
-
-
15
-
20
-
23
ns
HC TYPES
Propagation Delay,
Input to Output (Figure 1)
Propagation Delay, Data Input
to Output Y
tPLH, tPHL
CL = 15pF
5
-
7
-
-
-
-
-
ns
Transition Times (Figure 1)
tTLH, tTHL
CL = 50pF
2
-
-
75
-
95
-
110
ns
4.5
-
-
15
-
19
-
22
ns
6
-
-
13
-
16
-
19
ns
-
-
-
10
-
10
-
10
pF
Input Capacitance
CIN
-
4
CD74HC02, CD74HCT02
Switching Specifications Input tr, tf = 6ns
(Continued)
-40oC TO
85oC
25oC
-55oC TO
125oC
PARAMETER
SYMBOL
TEST
CONDITIONS
VCC (V)
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNITS
Power Dissipation Capacitance
(Notes 4, 5)
CPD
-
5
-
26
-
-
-
-
-
pF
Propagation Delay, Input to
Output (Figure 2)
tPLH, tPHL
CL = 50pF
4.5
-
-
21
-
26
-
32
ns
Propagation Delay, Data Input
to Output Y
tPLH, tPHL
CL = 15pF
5
-
8
-
-
-
-
-
ns
Transition Times (Figure 2)
tTLH, tTHL
CL = 50pF
4.5
-
-
15
-
19
-
22
ns
Input Capacitance
CIN
-
-
-
-
10
-
10
-
10
pF
Power Dissipation Capacitance
(Notes 4, 5)
CPD
-
5
-
26
-
-
-
-
-
pF
HCT TYPES
NOTES:
4. CPD is used to determine the dynamic power consumption, per gate.
5. PD = VCC2 fi (CPD + CL) where fi = input frequency, CL = output load capacitance, VCC = supply voltage.
Test Circuits and Waveforms
tr = 6ns
tf = 6ns
90%
50%
10%
INPUT
GND
tTLH
GND
tTHL
90%
50%
10%
INVERTING
OUTPUT
3V
2.7V
1.3V
0.3V
INPUT
tTHL
tPHL
tf = 6ns
tr = 6ns
VCC
tTLH
90%
1.3V
10%
INVERTING
OUTPUT
tPHL
tPLH
FIGURE 1. HC AND HCU TRANSITION TIMES AND PROPAGATION DELAY TIMES, COMBINATION LOGIC
tPLH
FIGURE 2. HCT TRANSITION TIMES AND PROPAGATION
DELAY TIMES, COMBINATION LOGIC
5
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