August 1997 Revised September 2003 High-Speed CMOS Logic Dual 4-I

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August 1997 Revised September 2003 High-Speed CMOS Logic Dual 4-I

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CD54HC20, CD74HC20, CD54HCT20, CD74HCT20
August 1997 Revised September 2003
High-Speed CMOS Logic Dual 4-Input NAND Gate
Description
'HC20 'HCT20 logic gates utilize silicon gate CMOS technology achieve operating speeds similar LSTTL gates with power consumption standard CMOS integrated circuits. devices have ability drive LSTTL loads. logic family functionally compatible with standard logic family.
Features
Buffered Inputs
/Title (CD74H C20, CD74H CT20) /Subject (High Speed CMOS Logic Dual 4Input
Typical Propagation Delay: 15pF, 25oC Fanout (Over Temperature Range) Standard Outputs LSTTL Loads Driver Outputs LSTTL Loads Wide Operating Temperature Range -55oC 125oC Balanced Propagation Delay Transition Times Significant Power Reduction Compared LSTTL Logic Types Operation High Noise Immunity: 30%, Types 4.5V 5.5V Operation Direct LSTTL Input Logic Compatibility, VIL= 0.8V (Max), (Min) CMOS Input Compatibility, VOL,
Ordering Information
PART NUMBER CD54HC20F3A CD54HCT20F3A CD74HC20E CD74HC20M CD74HC20MT CD74HC20M96 CD74HCT20E CD74HCT20M CD74HCT20MT CD74HCT20M96 TEMP. RANGE (oC) PACKAGE CERDIP CERDIP PDIP SOIC SOIC SOIC PDIP SOIC SOIC SOIC
NOTE: When ordering, entire part number. suffix denotes tape reel. suffix denotes small-quantity reel 250.
Pinout
CD54HC20, CD54HCT20 (CERDIP) CD74HC20, CD74HCT20 (PDIP, SOIC) VIEW
CAUTION: These devices sensitive electrostatic discharge. Users should follow proper Handling Procedures. Copyright
2003, Texas Instruments Incorporated
CD54HC20, CD74HC20, CD54HCT20, CD74HCT20 Functional Diagram
TRUTH TABLE INPUTS OUTPUT
High Voltage Level, Voltage Level, Irrelevant
Logic Symbol
Logic Symbol
CD54HC20, CD74HC20, CD54HCT20, CD74HCT20
Absolute Maximum Ratings
Supply Voltage, -0.5V Input Diode Current, -0.5V 0.5V .±20mA Output Diode Current, -0.5V 0.5V .±20mA Output Source Sink Current Output Pin, -0.5V 0.5V .±25mA Ground Current, IGND .±50mA
Thermal Information
Thermal Resistance (Typical, Note (oC/W) (PDIP) Package (SOIC) Package. Maximum Junction Temperature 150oC Maximum Storage Temperature Range .-65oC 150oC Maximum Lead Temperature (Soldering 10s) 300oC (SOIC Lead Tips Only)
Operating Conditions
Temperature Range (TA) -55oC 125oC Supply Voltage Range, Types Types .4.5V 5.5V Input Output Voltage, Input Rise Fall Time 1000ns (Max) 4.5V. 500ns (Max) 400ns (Max)
CAUTION: Stresses above those listed "Absolute Maximum Ratings" cause permanent damage device. This stress only rating operation device these other conditions above those indicated operational sections this specification implied.
NOTE: package thermal impedance calculated accordance with JESD 51-7.
Electrical Specifications
TEST CONDITIONS PARAMETER TYPES High Level Input Voltage Level Input Voltage High Level Output Voltage CMOS Loads High Level Output Voltage Loads Level Output Voltage CMOS Loads Level Output Voltage Loads Input Leakage Current -0.02 -0.02 -0.02 -5.2 0.02 0.02 0.02 3.15 3.98 5.48 1.35 0.26 0.26 ±0.1 3.15 3.84 5.34 1.35 0.33 0.33 3.15 1.35 SYMBOL (mA) 25oC -40oC 85oC -55oC 125oC UNITS
CD54HC20, CD74HC20, CD54HCT20, CD74HCT20
Electrical Specifications
(Continued) TEST CONDITIONS PARAMETER Quiescent Device Current TYPES High Level Input Voltage Level Input Voltage High Level Output Voltage CMOS Loads High Level Output Voltage Loads Level Output Voltage CMOS Loads Level Output Voltage Loads Input Leakage Current Quiescent Device Current Additional Quiescent Device Current Input Pin: Unit Load NOTE: dual-supply systems theoretical worst case 2.4V, 5.5V) specification 1.8mA. -2.1 -0.02 SYMBOL (mA) 25oC -40oC 85oC -55oC 125oC UNITS
3.98
3.84
0.02
0.26
0.33
±0.1
(Note
Input Loading Table
INPUT UNIT LOADS 0.15
NOTE: Unit Load limit specified Electrical Specifications table, e.g. 360µA 25oC.
Switching Specifications Input
PARAMETER TYPES Propagation Delay, Input Output (Figure1) tPLH, tPHL 50pF Propagation Delay, Data Input Output tPLH, tPHL 15pF SYMBOL TEST CONDITIONS 25oC -40oC 85oC -55oC 125oC UNITS
CD54HC20, CD74HC20, CD54HCT20, CD74HCT20
Switching Specifications Input
PARAMETER Transition Times (Figure1) SYMBOL tTLH, tTHL (Continued) Input Capacitance Power Dissipation Capacitance (Notes TYPES Propagation Delay, Input Output (Figure Propagation Delay, Data Input Output Transition Times (Figure Input Capacitance Power Dissipation Capacitance (Notes NOTES: used determine dynamic power consumption, gate. VCC2 (CPD where input frequency, output load capacitance, supply voltage. tPLH, tPHL tPLH, tPHL tTLH, tTHL 50pF 15pF 50pF 25oC -40oC 85oC -55oC 125oC UNITS
TEST CONDITIONS 50pF
Test Circuits Waveforms
INPUT tTLH tPHL tPLH INPUT tTHL 2.7V 1.3V 0.3V tTLH INVERTING OUTPUT tPHL tPLH 1.3V
tTHL
INVERTING OUTPUT
FIGURE TRANSITION TIMES PROPAGATION DELAY TIMES, COMBINATION LOGIC
FIGURE TRANSITION TIMES PROPAGATION DELAY TIMES, COMBINATION LOGIC
PACKAGE OPTION ADDENDUM
www.ti.com
12-Jan-2006
PACKAGING INFORMATION
Orderable Device CD54HC20F3A CD54HCT20F3A CD74HC20E CD74HC20EE4 CD74HC20M CD74HC20M96 CD74HC20M96E4 CD74HC20ME4 CD74HC20MT CD74HC20MTE4 CD74HCT20E CD74HCT20EE4 CD74HCT20M CD74HCT20M96 CD74HCT20M96E4 CD74HCT20ME4 CD74HCT20MT CD74HCT20MTE4
Status ACTIVE ACTIVE ACTIVE ACTIVE ACTIVE ACTIVE ACTIVE ACTIVE ACTIVE ACTIVE ACTIVE ACTIVE ACTIVE ACTIVE ACTIVE ACTIVE ACTIVE ACTIVE
Package Type CDIP CDIP PDIP PDIP SOIC SOIC SOIC SOIC SOIC SOIC PDIP PDIP SOIC SOIC SOIC SOIC SOIC SOIC
Package Drawing
Pins Package Plan Pb-Free (RoHS) Pb-Free (RoHS) Green (RoHS Sb/Br)
Lead/Ball Finish Call Call NIPDAU NIPDAU NIPDAU NIPDAU NIPDAU NIPDAU NIPDAU NIPDAU NIPDAU NIPDAU NIPDAU NIPDAU NIPDAU NIPDAU NIPDAU NIPDAU
Peak Temp Type Type Type Type Level-1-260C-UNLIM Level-1-260C-UNLIM Level-1-260C-UNLIM Level-1-260C-UNLIM Level-1-260C-UNLIM Level-1-260C-UNLIM Type Type Level-1-260C-UNLIM Level-1-260C-UNLIM Level-1-260C-UNLIM Level-1-260C-UNLIM Level-1-260C-UNLIM Level-1-260C-UNLIM
2500 Green (RoHS Sb/Br) 2500 Green (RoHS Sb/Br) Green (RoHS Sb/Br) Green (RoHS Sb/Br) Green (RoHS Sb/Br) Pb-Free (RoHS) Pb-Free (RoHS) Green (RoHS Sb/Br)
2500 Green (RoHS Sb/Br) 2500 Green (RoHS Sb/Br) Green (RoHS Sb/Br) Green (RoHS Sb/Br) Green (RoHS Sb/Br)
marketing status values defined follows: ACTIVE: Product device recommended designs. LIFEBUY: announced that device will discontinued, lifetime-buy period effect. NRND: recommended designs. Device production support existing customers, does recommend using this part design. PREVIEW: Device been announced production. Samples available. OBSOLETE: discontinued production device.
Plan planned eco-friendly classification: Pb-Free (RoHS), Pb-Free (RoHS Exempt), Green (RoHS Sb/Br) please check latest availability information additional product content details. TBD: Pb-Free/Green conversion plan been defined. Pb-Free (RoHS): TI's terms "Lead-Free" "Pb-Free" mean semiconductor products that compatible with current RoHS requirements substances, including requirement that lead exceed 0.1% weight homogeneous materials. Where designed soldered high temperatures, Pb-Free products suitable specified lead-free processes. Pb-Free (RoHS Exempt): This component RoHS exemption either lead-based flip-chip solder bumps used between package, lead-based adhesive used between leadframe. component otherwise considered Pb-Free (RoHS compatible) defined above.
Addendum-Page
PACKAGE OPTION ADDENDUM
www.ti.com
12-Jan-2006
Green (RoHS Sb/Br): defines "Green" mean Pb-Free (RoHS compatible), free Bromine (Br) Antimony (Sb) based flame retardants exceed 0.1% weight homogeneous material)
MSL, Peak Temp. Moisture Sensitivity Level rating according JEDEC industry standard classifications, peak solder temperature. Important Information Disclaimer:The information provided this page represents TI's knowledge belief date that provided. bases knowledge belief information provided third parties, makes representation warranty accuracy such information. Efforts underway better integrate information from third parties. taken continues take reasonable steps provide representative accurate information have conducted destructive testing chemical analysis incoming materials chemicals. suppliers consider certain information proprietary, thus numbers other limited information available release. event shall TI's liability arising such information exceed total purchase price part(s) issue this document sold Customer annual basis.
Addendum-Page
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August 1997 Revised September 2003 High-Speed CMOS Logic Dual 4-I

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