CD74HC194E Texas Instruments Integrated Circuit (Dual-In-Line Packages) In Stock
CD74HC194E is a high-speed CMOS 4-bit bidirectional universal shift register with parallel and serial inputs. Features HOLD MODE, 20 MHz max frequency, and 50 pF load capacitance. From $0.29, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Dual-In-Line Packages
- Pin Count
- 16
- Lifecycle
- ACTIVE
- Datasheet
- CD74HC194E Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.2862(MOQ 1)
- Temp Range
- -55.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 4-bit bidirectional universal shift register with HOLD MODE for flexible data control
- High-speed CMOS HC/UH family with up to 20 MHz operating frequency
- Supports both parallel-in/parallel-out and serial data transfer modes
- Standard DIP-16 package (R-PDIP-T16) for easy through-hole prototyping
- Pb-free (e4) compliant, suitable for RoHS applications
Applications
The CD74HC194E is widely used in digital systems requiring data storage and shifting, such as serial-to-parallel or parallel-to-serial data conversion circuits. It is ideal for microcontroller interfacing, data bus management, and arithmetic logic units in embedded designs. Its bidirectional capability and HOLD MODE also make it suitable for FIFO buffers and shift-register-based communication protocols.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Additional Feature | HOLD MODE |
| Count Direction | BIDIRECTIONAL |
| Family | HC/UH |
| JESD-30 Code | R-PDIP-T16 |
| JESD-609 Code | e4 |
| Load Capacitance (CL) | 50pF |
| Logic IC Type | PARALLEL IN PARALLEL OUT |
| Max Frequency@Nom-Sup | 20000000Hz |
| Max I(ol) | 0.0052A |
| Number of Bits | 4 |
| Number of Functions | 1 |
| Output Polarity | TRUE |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | DIP16,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Packing Method | TUBE |
| Power Supply Current-Max (ICC) | 0.16mA |
| Prop. Delay@Nom-Sup | 37ns |
| Propagation Delay (tpd) | 265ns |
| Qualification Status | Not Qualified |
| Schmitt Trigger | NO |
| Supply Voltage-Max (Vsup) | 6V |
| Supply Voltage-Min (Vsup) | 2V |
| Supply Voltage-Nom (Vsup) | 4.5V |
| Surface Mount | NO |
| Technology | CMOS |
| Temperature Grade | MILITARY |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Trigger Type | POSITIVE EDGE |
| fmax-Min | 60MHz |
| Package | Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
| Country of Origin | Malaysia, Mexico |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the maximum operating frequency of the CD74HC194E?
The CD74HC194E supports a maximum operating frequency of 20 MHz (20,000,000 Hz) with a load capacitance of 50 pF, making it suitable for high-speed digital logic applications in the HC/UH CMOS family.
What shift register modes does the CD74HC194E support?
The CD74HC194E supports four operating modes: parallel load, shift left, shift right, and HOLD MODE. Data can be entered serially or in parallel, with bidirectional shifting, making it a versatile universal shift register for a wide range of logic designs.
What package does the CD74HC194E come in, and is it RoHS compliant?
The CD74HC194E is available in a 16-pin dual-in-line (DIP) package (JESD-30 code: R-PDIP-T16), which is ideal for through-hole PCB assembly and prototyping. It is Pb-free (JESD-609 code: e4) and RoHS compliant.
What are common applications for the CD74HC194E?
The CD74HC194E is commonly used in serial-to-parallel and parallel-to-serial data conversion, microcontroller data bus interfacing, arithmetic logic units, FIFO buffers, and communication protocol implementations requiring bidirectional shift register functionality.
Related Guides
TPS54160DGQR Selection Guide: How to Choose a 60V Step-Down Buck Converter
Complete selection guide for the TPS54160DGQR 60V/1.5A step-down converter. Compare specs, alternatives, and sourcing options for industrial and automotive designs.
May 20, 2026
LMV932MM Dual Low-Voltage CMOS Op-Amp: Application Design Guide
Complete application design guide for the LMV932MM dual rail-to-rail CMOS op-amp: supply decoupling, RRIO design rules, stability, and recommended circuits for 1.8V–5.5V battery-powered systems.
May 20, 2026
TL084CN Equivalent and Replacements: JFET-Input Quad Op-Amp Comparison Guide
Compare TL084CN with TL074, LF347, and LM324 quad op-amps. Pin-compatible equivalents, key specs, and when to choose each for your analog design.
May 20, 2026
TPS386000RGPR Quad Voltage Supervisor: Selection and Sourcing Guide (2025)
Compare TPS386000RGPR with TPS386040RGPR, TPS3700, and TPS3823 voltage supervisors. Key specs, threshold programming, watchdog options, and sourcing tips.
May 20, 2026
Why Buy from FindMyChip
About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.2862 | $0.29 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“We've been using FindMyChip for 2 years. Pricing is consistently 20-30% below Mouser/DigiKey for volume orders.”