Texas Instruments CD74ACT14M96, CD74ACT14M, CD74ACT14E, CD74AC14E, CD74AC14M96 Datasheet

...
CD74AC14,
[ /Title (CD74 AC14, CD74 ACT14 ) /Sub­ject (Hex Invert­ing Schmit t Trig­ger) /Autho r () /Key­words (Har­ris Semi­con­ductor, Advan ced CMOS ,Harris Semi­con­ductor, Advan ced TTL)
Data sheet acquired from Harris Semiconductor SCHS228
September 1998
Features
• Operates with Much Slower than Standard Input Rise and Fall Slew Rates
• Exceptionally High Noise Immunity
• Exceeds 2kV ESD Protection MIL-STD-883, Method 3015
• SCR-Latchup-Resistant CMOS Process and Circuit Design
• Speed of Bipolar FAST™/AS/S with Significantly Reduced Power Consumption
• Balanced Propagation Delays
• AC Types Feature 1.5V to 5.5V Operation and Balanced Noise Immunity at 30% of the Supply
±24mA Output Drive Current
- Fanout to 15 FAST™ ICs
- Drives 50 Transmission Lines
• Greater Noise Immunity Than Standard Inverters
Pinout
CD74AC14, CD74ACT14
(PDIP, SOIC)
TOP VIEW
1A 1Y 2A 2Y 3A 3Y
GND
1 2 3 4 5 6 7
14
V
CC
6A
13 12
6Y
11
5A
10
5y
9
4A
8
4Y
CD74ACT14
Hex Inverting Schmitt Trigger
Description
The CD74AC14 and CD74ACT14 each contain six in v erting Schmitt Triggers in one package. These devices use the Harris Advanced CMOS Logic technology.
Ordering Information
PART
NUMBER
CD74AC14 -55 to 125 14 Ld PDIP E14.3 CD74ACT14 -55 to 125 14 Ld PDIP E14.3 CD74AC14 -55 to 125 14 Ld SOIC M14.15 CD74ACT14 -55 to 125 14 Ld SOIC M14.15
NOTES:
1. When ordering,use the entire part number. Add the suffix 96 to obtain the variant in the tape and reel.
2. Waf eranddie for this part number isavailablewhich meets all elec­trical specifications.Please contact your local sales office or Harris customer service for ordering information.
Functional Diagram
1A
2A
3A
4A
5A
6A
INPUTS OUTPUTS
AY
LH
HL
TEMP.
RANGE (oC) PACKAGE
1
3
5
9
11
13
TRUTH TABLE
2
1Y
4
2Y
6
3Y
8
4Y
10
5Y
12
6Y GND = 7 V
= 14
CC
PKG.
NO.
FIGURE 1. HYSTERESIS DEFINITION AND CHARACTERISTIC
CAUTION: These devices are sensitive to electrostatic discharge. Users should follow proper IC Handling Procedures. FAST™ is a Trademark of Fairchild Semiconductor.
Copyright
© Harris Corporation 1998
1
File Number 1984.1
CD74AC14, CD74ACT14
Absolute Maximum Ratings Thermal Information
DC Supply Voltage, VCC. . . . . . . . . . . . . . . . . . . . . . . . -0.5V to 6V
DC Input Diode Current, I
IK
For VI < -0.5V or VI > VCC + 0.5V. . . . . . . . . . . . . . . . . . . . . .±20mA
DC Output Diode Current, I
OK
For VO < -0.5V or VO > VCC + 0.5V . . . . . . . . . . . . . . . . . . . .±50mA
DC Output Source or Sink Current per Output Pin, I
O
For VO > -0.5V or VO < VCC + 0.5V . . . . . . . . . . . . . . . . . . . .±50mA
DC VCC or Ground Current, I
CC orIGND
(Note 3) . . . . . . . . .±100mA
Operating Conditions
Temperature Range, TA . . . . . . . . . . . . . . . . . . . . . . -55oC to 125oC
Supply Voltage Range, VCC (Note 4)
AC Types. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1.5V to 5.5V
ACT Types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4.5V to 5.5V
DC Input or Output Voltage, VI, VO . . . . . . . . . . . . . . . . . 0V to V
Input Rise and Fall Slew Rate, dt/dv (Note 6)
AC Types, 1.5V to 5.5V. . . . . . . . . . . . . . . . . . . . . . . 150ms (Max)
ACT Types, 4.5V to 5.5V. . . . . . . . . . . . . . . . . . . . . . . 20ns (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.
NOTES:
3. For up to 4 outputs per device, add ±25mA for each additional output.
4. Unless otherwise specified, all voltages are referenced to ground.
5. θJA is measured with the component mounted on an evaluation PC board in free air.
6. 5 Outputs switching: VCC = 5V; Load = 500, 50pF; TA = Full Temperature Range For AC, VI = 5.5V sawtooth; ACT, VI = 3V sawtooth.
Thermal Resistance (Typical, Note 5) θJA (oC/W)
PDIP Package. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
SOIC Package. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 175
Maximum Junction Temperature (Plastic Package) . . . . . . . . . . 150oC
Maximum Storage Temperature Range . . . . . . . . . .-65oC to 150oC
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . . 300oC
CC
DC Electrical Specifications
PARAMETER SYMBOL
AC TYPES
Positive-Going Threshold Voltage
Negative-Going Threshold Voltage
Hysteresis Voltage V High Level Output Voltage V
TEST
CONDITIONS
(V) IO(mA) MIN MAX MIN MAX MIN MAX
I
V
+ - - 5 2.6 3.4 2.6 3.4 2.6 3.4 V
T
V
- - - 5 1.6 2.4 1.6 2.4 1.6 2.4 V
T
H
OH
- - 5 0.5 - 0.5 - 0.5 - V
VT+ or VT- -0.05 1.5 1.4 - 1.4 - 1.4 - V
V
CC
(V)
25
o
C
-40oC TO 85oC
-55oC TO 125oC
-0.05 3 2.9 - 2.9 - 2.9 - V
-0.05 4.5 4.4 - 4.4 - 4.4 - V
-4 3 2.58 - 2.48 - 2.4 - V
-24 4.5 3.94 - 3.8 - 3.7 - V
-75
5.5 - - 3.85 - - - V
(Note 7, 8)
-50
5.5----3.85 - V
(Note 7, 8)
UNITSV
2
CD74AC14, CD74ACT14
DC Electrical Specifications (Continued)
PARAMETER SYMBOL
Low Level Output Voltage V
TEST
CONDITIONS
(V) IO(mA) MIN MAX MIN MAX MIN MAX
I
VT+ or VT- 0.05 1.5 - 0.1 - 0.1 - 0.1 V
OL
V
CC
(V)
25
o
C
0.05 3 - 0.1 - 0.1 - 0.1 V
0.05 4.5 - 0.1 - 0.1 - 0.1 V 12 3 - 0.36 - 0.44 - 0.5 V 24 4.5 - 0.36 - 0.44 - 0.5 V 75
5.5 - - - 1.65 - - V
(Note 7, 8)
50
5.5-----1.65 V
(Note 7, 8)
Input Leakage Current I
I
VCC or
- 5.5 - ±0.1 - ±1-±1µA
GND
Quiescent Supply Current, SSI
I
CC
VCC or
0 5.5 - 4 - 40 - 80 µA
GND
ACT TYPES
Positive-Going Threshold Voltage
Negative-Going Threshold Voltage
Hysteresis Voltage V High Level Output Voltage V
V
+ - - 5 1.4 2 1.4 2 1.4 2 V
T
V
- - - 5 0.8 1.3 0.8 1.3 0.8 1.3 V
T
H
OH
- - 5 0.4 - 0.4 - 0.4 - V
VT+ or VT- -0.05 4.5 4.4 - 4.4 - 4.4 - V
-24 4.5 3.94 - 3.8 - 3.7 - V
-75
5.5 - - 3.85 - - - V
(Note 7, 8)
-50
5.5----3.85 - V
(Note 7, 8)
Low Level Output Voltage V
VT+ or VT- 0.05 4.5 - 0.1 - 0.1 - 0.1 V
OL
24 4.5 - 0.36 - 0.44 - 0.5 V 75
5.5 - - - 1.65 - - V
(Note 7, 8)
50
5.5-----1.65 V
(Note 7, 8)
Input Leakage Current I
I
VCC or
- 5.5 - ±0.1 - ±1-±1µA
GND
Quiescent Supply Current, SSI
AdditionalSupplyCurrentper Input Pin TTL Inputs High
I
CC
VCC or
0 5.5 - 4 - 40 - 80 µA
GND
I
CC
V
-2.1
CC
- 4.5 to
5.5
- 2.4 - 2.8 - 3 mA
1 Unit Load
NOTES:
7. Test one output at a time fora 1-second maximumduration. Measurement is made by forcing currentand measuring voltageto minimize power dissipation.
8. Test verifies a minimum 50 transmission-line-drive capability at 85
o
C, 75 at 125oC.
-40oC TO 85oC
-55oC TO 125oC
UNITSV
ACT Input Load Table
INPUT UNIT LOAD
All 0.21
NOTE: Unit load is ICClimit specified in DC Electrical Specifications Table, e.g., 2.4mA max at 25oC.
3
CD74AC14, CD74ACT14
Switching Specifications Input t
PARAMETER SYMBOL V
, tf = 3ns, CL= 50pF (Worst Case)
r
(V)
CC
AC TYPES
Propagation Delay, Input to Output
Input Capacitance C Power Dissipation Capacitance C
t
PLH
, t
PD
I
PHL
5
2.7 - 9.5 2.6 - 10.5 ns
(Note 10)
- - -10- -10pF
- - 45 - - 45 - pF
(Note 11)
ACT TYPES
Propagation Delay, Input to Output
Input Capacitance C Power Dissipation Capacitance C
t
t
PLH
PHL
PD
5
(Note 10)
I
- - -10- -10pF
3.7 - 13.2 3.6 - 14.5 ns
2.4 - 8.6 2.4 - 9.5
- - 45 - - 45 - pF
(Note 11)
NOTES:
9. Limits tested at 100%.
10. 5V Min at 5.5V, Max at 4.5V.
11. CPD is used to determine the dynamic power consumption per gate. AC: PD = V ACT: PD = V
2
fi(CPD + CL)
CC
2
fi(CPD + CL) + VCC∆ICC where fi = input frequency, CL = output load capacitance, VCC = supply voltage.
CC
-40oC TO 85oC -55oC TO 125oC UNITSMIN TYP MAX MIN TYP MAX
OUTPUT
R
(NOTE)
L
C
L
50pF
500
DUT
OUTPUT
LOAD
NOTE: For AC Series Only: When VCC = 1.5V, RL = 1kΩ.
CD74AC CD74ACT
Input Level V Input Switching Voltage, V Output Switching Voltage, V
S
S
0.5 V
0.5 V
CC
CC CC
FIGURE 2. PROPAGATION DELAY TIMES
3V
1.5V
0.5 V
CC
GND
tr = 3ns
LEVEL
V
I
V
O
INPUT
t
PHL
t
PLH
FIGURE 3.
t
= 3ns
f
90% V
S
10%
V
S
GND
4
IMPORTANT NOTICE
T exas Instruments and its subsidiaries (TI) reserve the right to make changes to their products or to discontinue any product or service without notice, and advise customers to obtain the latest version of relevant information to verify, before placing orders, that information being relied on is current and complete. All products are sold subject to the terms and conditions of sale supplied at the time of order acknowledgement, including those pertaining to warranty, patent infringement, and limitation of liability.
TI warrants performance of its semiconductor products to the specifications applicable at the time of sale in accordance with TI’s standard warranty. Testing and other quality control techniques are utilized to the extent TI deems necessary to support this warranty . Specific testing of all parameters of each device is not necessarily performed, except those mandated by government requirements.
CERT AIN APPLICATIONS USING SEMICONDUCTOR PRODUCTS MAY INVOLVE POTENTIAL RISKS OF DEATH, PERSONAL INJURY, OR SEVERE PROPERTY OR ENVIRONMENTAL DAMAGE (“CRITICAL APPLICATIONS”). TI SEMICONDUCTOR PRODUCTS ARE NOT DESIGNED, AUTHORIZED, OR WARRANTED TO BE SUITABLE FOR USE IN LIFE-SUPPORT DEVICES OR SYSTEMS OR OTHER CRITICAL APPLICA TIONS. INCLUSION OF TI PRODUCTS IN SUCH APPLICATIONS IS UNDERST OOD TO BE FULLY AT THE CUSTOMER’S RISK.
In order to minimize risks associated with the customer’s applications, adequate design and operating safeguards must be provided by the customer to minimize inherent or procedural hazards.
TI assumes no liability for applications assistance or customer product design. TI does not warrant or represent that any license, either express or implied, is granted under any patent right, copyright, mask work right, or other intellectual property right of TI covering or relating to any combination, machine, or process in which such semiconductor products or services might be or are used. TI’s publication of information regarding any third party’s products or services does not constitute TI’s approval, warranty or endorsement thereof.
Copyright 1999, Texas Instruments Incorporated
Loading...