Diodes 74AHCT32 User Manual

74AHCT32

QUADRUPLE 2-INPUT OR GATES

Description

The 74AHCT32 provides provides four independent 2-input OR 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:

BAY +=

or

BAY •=

Pin Assignments

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

• Schmitt Trigger Action at All Inputs

NEW PRODUCT

• 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)

2. See http://www.diodes.com for more information about Diodes Incorporated’s definitions of Halogen- and Antimony-free, "Green" and Lead-free.

Notes: 1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant.

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.

74AHCT32

Document number: DS35353 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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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

NEW PRODUCT

14

Pin Name Function

V

CC

Supply Voltage

Logic Diagram

Function Table

Inputs Output

A B Y

L L L

L H H

H L H

Absolute Maximum Ratings (Note 4) (@T

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.

74AHCT32

Document number: DS35353 Rev. 3 - 2

H H H

= +25°C, unless otherwise specified.)

A

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

Supply Voltage Range -0.5 to +7.0 V

Input Voltage Range -0.5 to +7.0 V

-20 mA

-20 mA

20 mA

< VCC

O

Continuous Current Through GND -50 mA

Operating Junction Temperature -40 to +150 °C

Storage Temperature -65 to +150 °C

Total Power Dissipation 500 mW

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+/- 25 mA

50 mA

74AHCT32

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

VIH

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

4.5V to 5.5V 2.0 2.0 V

4.5V to 5.5V 0.8 0.8 V

= -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

-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

= V

i

CC

GND

– or

V

Switching Characteristics

Symbol Parameter

tPD

Propagation

Delay A

to YN

N

Test

Conditions

Figure 1

C

= 15 pF

L

Figure 1

C

= 50pF

L

V

CC

4.5V to 5.5V 0.5 3.1 6.9 0.5 8.0 0.5 9.0

4.5V to 5.5V 0.5 4.3 7.9 0.5 9.0 0.5 10.0

= +25°C, unless otherwise specified.)

A

VCC

4.5V 4.4 4.4

4.5V 3.80 3.70

4.5V 0.1 0.1

4.5V 0.44 0.55

3.6V ±1 ±2 μA

3.6V 20 40 μA

5.5V 1.35 5 mA

= 5 .5V

V

CC

Typ

4.0 pF

T

A

Min Typ. Max Min Max Min Max

VCC

TA = -40°C to +85°C TA = -40°C to +125°C

Min Max Min Max

Unit

= +25°C

V

-40°C to +85°C -40°C to +125°C

74AHCT32

Unit

V

V

Unit

ns

74AHCT32

Document number: DS35353 Rev. 3 - 2

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January 2013

© Diodes Incorporated