SupportDesign ResourcesSample & Buy
support@octatronics.com|
Send RFQ
Texas Instruments

Texas Instruments 74HC | Texas Instruments

74HC series from Texas Instruments

Texas Instruments 74HC Series Overview

CMOS logic gates, flip-flops, counters, and buffers operating at 2V–6V with low power consumption.

The 74HC from Texas Instruments is a CMOS logic gates, flip-flops, counters, and buffers operating at 2V–6V with low power consumption. This series includes 201 variants, each tailored for specific application requirements while sharing a common architecture and design ecosystem.

As part of the High-Speed CMOS Logic family, these devices provide industry-standard pinouts and well-characterized electrical specifications, enabling straightforward integration into new designs and drop-in replacement in existing systems. Operating from 2V to 6V supply rails, the 74HC devices deliver consistent performance across the full operating temperature range.

Octatronics stocks 74HC variants in multiple package options. Request a quote for volume pricing, check real-time availability, or contact our engineering team for application support and alternative part recommendations.

Key Features

  • 2V to 6V Supply Voltage RangeOperates from 2V to 6V supply rails for broad system compatibility and flexible power-rail design.
  • Industry-Standard PinoutsDrop-in compatible with standard logic family pinouts, simplifying board layout and enabling multi-source procurement.
  • Propagation delay ~10ns Switching PerformancePropagation delay ~10ns enable reliable operation in high-frequency digital systems.
  • Low Quiescent PowerCMOS technology ensures minimal static power consumption, extending battery life in portable applications.
  • Wide Temperature RangeQualified for commercial (0°C to 70°C) and industrial (-40°C to 85°C) temperature ranges for diverse deployment environments.

Target Applications

  • Consumer electronics
  • Industrial control systems
  • Automotive body electronics
  • Test and measurement equipment
  • Telecommunications infrastructure

Compare 74HC Variants

Side-by-side comparison of 10 product variants from Texas Instruments

ParameterCD74HC4051NSCD74HC153MCD74HC4050PWCD74HC688NSCD74HC4017MSN74HCU7204PWTSN74HCU7204PWRE4SN74HCU7204PWRSN74HCU7204PWRG4SN74HCU04PWT
Package / Case-16-SOIC (0.154", 3.90mm Width)16-TSSOP (0.173", 4.40mm Width)20-SOIC (0.209", 5.30mm Width)16-SOIC (0.154", 3.90mm Width)8-TSSOP (0.173", 4.40mm Width)8-TSSOP (0.173", 4.40mm Width)8-TSSOP (0.173", 4.40mm Width)8-TSSOP (0.173", 4.40mm Width)14-TSSOP (0.173", 4.40mm Width)
Operating Temperature--55°C ~ 125°C-55°C ~ 125°C (TA)-55°C ~ 125°C-55°C ~ 125°C-40°C ~ 85°C-40°C ~ 85°C-40°C ~ 85°C-40°C ~ 85°C-40°C ~ 85°C
Current Output High Low-5.2mA, 5.2mA5.2mA, 5.2mA5.2mA, 5.2mA-5.2mA, 5.2mA5.2mA, 5.2mA5.2mA, 5.2mA5.2mA, 5.2mA5.2mA, 5.2mA
Current Quiescent Max-----2 µA2 µA2 µA2 µA2 µA
Logic Level High-----1.7V ~ 4.8V1.7V ~ 4.8V1.7V ~ 4.8V1.7V ~ 4.8V1.7V ~ 4.8V
Logic Level Low-----0.3V ~ 1.1V0.3V ~ 1.1V0.3V ~ 1.1V0.3V ~ 1.1V0.5V ~ 1.8V
Logic Type--Buffer, Non-Inverting-Counter, DecadeInverterInverterInverterInverterInverter
Max Propagation Delay V Max Cl---29ns @ 6V, 50pF-14ns @ 6V, 50pF14ns @ 6V, 50pF14ns @ 6V, 50pF14ns @ 6V, 50pF14ns @ 6V, 50pF
Number of Circuits-----22226
Number of Inputs-----22221
Supplier Device Package-16-SOIC16-TSSOP20-SO16-SOIC8-TSSOP8-TSSOP8-TSSOP8-TSSOP14-TSSOP
Supply Voltage-2V ~ 6V2V ~ 6V2V ~ 6V2 V ~ 6 V2V ~ 6V2V ~ 6V2V ~ 6V2V ~ 6V2V ~ 6V
Request QuoteRequest QuoteRequest QuoteRequest QuoteRequest QuoteRequest QuoteRequest QuoteRequest QuoteRequest QuoteRequest Quote
Selection Guide
📦Package
16-SOIC (0.154", 3.90mm Width)→CD74HC153MCD74HC4017M
16-TSSOP (0.173", 4.40mm Width)→CD74HC4050PW
20-SOIC (0.209", 5.30mm Width)→CD74HC688NS
8-TSSOP (0.173", 4.40mm Width)→SN74HCU7204PWTSN74HCU7204PWRE4SN74HCU7204PWRSN74HCU7204PWRG4
14-TSSOP (0.173", 4.40mm Width)→SN74HCU04PWT
🌡️Temperature Range
-55°C ~ 125°C→CD74HC153MCD74HC688NSCD74HC4017M
-55°C ~ 125°C (TA)→CD74HC4050PW
-40°C ~ 85°C→SN74HCU7204PWTSN74HCU7204PWRE4SN74HCU7204PWRSN74HCU7204PWRG4SN74HCU04PWT

Base Numbers

Base NumberDescriptionVariantsStatusAction
CD74HCTexas Instruments CD74HC devices are high-speed CMOS logic ICs with classic 74HC functions, 2 V to 6 V operation on many variants, and DIP, SOIC, and TSSOP package options.300 MPNsActiveView Details

Technical Specifications

Compare key 74HC specifications across available variants. All parameters are typical values at 25 degC unless otherwise noted.

Electrical Characteristics

Supply Voltage (VCC)
2V to 6V
Propagation Delay
~10ns
Output Drive
±24 mA (typical)
Quiescent Current
<1 µA per gate (typical)

Operating Conditions

Temperature Range
-40°C to 85°C (industrial)
Package Options
SOIC, TSSOP, VSSOP, QFN
ESD Protection
HBM >= 2000V

Frequently Asked Questions

Common technical questions about the 74HC series.

The 74HC is a Texas Instruments CMOS logic gates, flip-flops, counters, and buffers operating at 2V–6V with low power consumption. The series includes 201 variants optimized for different application requirements.
The 74HC series currently includes 201 variants. Each variant may differ in package type, operating specifications, and feature set. Browse the product table above to compare available options.
The 74HC series is used in Consumer electronics, Industrial control systems, Automotive body electronics, and Test and measurement equipment, Telecommunications infrastructure. Contact our applications team for design-in support and recommendation.
Octatronics is an authorized distributor of Texas Instruments products including the 74HC series. We provide competitive pricing, fast delivery, and full traceability for all components. Request a quote or contact us for availability and lead times.
Yes, Octatronics supports both prototype and production quantities for the 74HC series. Small-quantity orders are available for design evaluation, with volume pricing for production runs. Contact our sales team for custom pricing.