Diodes 74AHCT00 User Manual
74AHCT00
QUADRUPLE 2-INPUT NAND GATES
Description
The 74AHCT00 provides provides four independent 2-input NAND
gates with standard push-pull outputs. The device is designed for
operation with a power supply range of 4.5V to 5.5V.
The gates perform the Boolean function:
Pin Assignments
BAY •= or
BAY +=
Features
• Wide Supply Voltage Range from 4.5V to 5.5V
• Inputs Are TTL Voltage Level Compatible
• Outputs Sink or Source 8mA at V
• CMOS Low Power Consumption
NEW PRODUCT
• 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)
• Latch-Up Exceeds 250mA per JESD 78, Class II
• 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)
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.
74AHCT00
Document number: DS35348 Rev. 3 - 2
= 4.5V
CC
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
Click here for ordering information, located at the end of datasheet
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January 2013
© Diodes Incorporated
Pin Descriptions
Pin
Number
1 1A Data Input
2 1B Data Input
3 1Y Data Output
4 2A Data Input
5 2B Data Input
6 2Y Data Output
7 GND Ground
8 3Y Data Output
9 3A Data Input
10 3B Data Input
11 4Y Data Output
12 4A Data Input
13 4B Data Input
14
NEW PRODUCT
Pin Name Function
V
CC
Supply Voltage
Logic Diagram
Function Table
Inputs Output
A B Y
L L H
L H H
H L H
H H L
Absolute Maximum Ratings (Note 4) (@T
Symbol Description Rating Unit
ESD HBM Human Body Model ESD Protection 2 KV
ESD CDM Charged Device Model ESD Protection 1 KV
ESD MM Machine Model ESD Protection 200 V
VCC
VI
IIK Input Clamp Current VI < -0.5V
IOK Output Clamp Current VO < 0V
IOK Output Clamp Current VO > VCC
IO Continuous Output Current 0V < V
ICC Continuous Current Through VCC
I
GND
TJ
T
STG
P
TOT
Note: 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.
74AHCT00
Document number: DS35348 Rev. 3 - 2
Supply Voltage Range -0.5 to +7.0 V
Input Voltage Range -0.5 to +7.0 V
Continuous Current Through GND -50 mA
Operating Junction Temperature -40 to +150 °C
Storage Temperature -65 to +150 °C
Total Power Dissipation 500 mW
= +25°C, unless otherwise specified.)
A
< VCC
O
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-20 mA
-20 mA
20 mA
+/- 25 mA
50 mA
74AHCT00
January 2013
© Diodes Incorporated
Recommended Operating Conditions (Note 5) (@T
Symbol Parameter Min Max Unit
VCC
VI
VO
Δt/ΔV Input Transition Rise or Fall Rate 20 ns/V
TA
Note: 5. Unused inputs should be held at VCC or Ground.
Electrical Characteristics (@T
Symbol Parameter Test Conditions
NEW PRODUCT
V
IH
VIL
VOH
VOL
II
ICC
ΔICC
Supply Voltage 4.5 5.5 V
Input Voltage 0 5.5 V
Output Voltage 0
Operating Free-Air Temperature -40 +125 °C
= +25°C, unless otherwise specified.)
A
High-Level
Input Voltage
Low-Level Input
voltage
High-Level
Output Voltage
Low-Level
Output Voltage
Input Current
Supply Current
Additional
Supply Current
= -50μA
I
OH
IOH = -8mA
= 50μA
I
OL
IOL = 8mA
VI =GND to 5.5V
VI = GND or VCC, IO = 0
One input at V
Other pins at V
4.5V to 5.5V 2.0 2.0 V
4.5V to 5.5V 0.8 0.8 V
-2.1V
CC
or GND
CC
Operating Characteristics
Parameter
Cpd
Ci
Power dissipation
capacitance per gate
Input Capacitance
Test
Conditions
f = 1MHz 14.8 pF
Vi = V
– or GND
CC
Switching Characteristics
Symbol Parameter
Propagation Delay
tPD
A
to YN
N
Test
Conditions
Figure 1
C
= 15pF
L
Figure 1
= 50pF
C
L
V
CC
4.5V to 5.5V 0.5 3.4 6.9 0.5 8.0 0.5 9.0
4.5V to 5.5V 0.5 4.9 10.0 0.5 10.0 0.5 11.0
74AHCT00
Document number: DS35348 Rev. 3 - 2
VCC
4.5V
4.5V 3.80 3.70
4.5V
4.5V
3.6V ±1 ±2 μA
3.6V 20 40 μA
5.5V 1.35 5 mA
V
= 5.5V
CC
Typ
4.0 pF
Min Typ Max Min Max Min Max
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= +25°C, unless otherwise specified.)
A
V
-40°C to +85°C -40°C to +125°C
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VCC
TA = -40°C to +85°C TA = -40°C to +125°C
Min Max Min Max
4.4 4.4
0.1 0.1
0.44 0.55
Unit
= +25°C
T
A
74AHCT00
Unit
V
V
Unit
ns
January 2013
© Diodes Incorporated
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