SN74HC165D Texas Instruments In Stock
SN74HC165D is a high-speed 8-bit parallel-in/serial-out shift register IC by Texas Instruments. Key specs: 8-bit parallel load, 2V–6V supply voltage, 74HC CMOS logic family. From $0.3, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- —
- Lifecycle
- ACTIVE
- Datasheet
- N/A
- Price
- From $0.3000(MOQ 1)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 8-bit parallel-in/serial-out shift register for efficient data serialization
- Wide supply voltage range of 2V to 6V for flexible system integration
- High-speed 74HC CMOS technology with low power consumption
- Synchronous parallel load with asynchronous active-low clock inhibit
- Available in SOIC-16 (D) package for compact PCB designs
Applications
The SN74HC165D is widely used in microcontroller and FPGA systems where multiple digital inputs need to be read over a serial interface, reducing I/O pin requirements. It is commonly applied in industrial control panels, keyboard matrix scanning, and sensor data acquisition systems. Its compatibility with standard CMOS and TTL logic levels makes it suitable for both legacy and modern embedded designs.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the function of the SN74HC165D?
The SN74HC165D is an 8-bit parallel-in/serial-out shift register. It loads 8 bits of parallel data simultaneously and shifts them out serially, which is ideal for reducing the number of I/O pins needed to read multiple digital signals in a microcontroller system.
What is the supply voltage range for the SN74HC165D?
The SN74HC165D operates over a supply voltage range of 2V to 6V, making it compatible with a wide variety of digital systems including 3.3V and 5V logic environments commonly used in embedded and industrial applications.
What package does the SN74HC165D come in?
The SN74HC165D is available in a 16-pin SOIC (Small Outline Integrated Circuit) package, designated by the 'D' suffix. This surface-mount package is suitable for compact PCB layouts and automated assembly processes.
What are common applications for the SN74HC165D?
Common applications include I/O expansion for microcontrollers, keyboard and button matrix scanning, industrial sensor input aggregation, and serial data acquisition systems where minimizing GPIO usage is important.
Related Guides
LM2904BQDGKRQ1 Selection Guide: Automotive Dual Op-Amp Variants, Packages, and Alternatives
How to choose the right LM2904BQ automotive dual op-amp variant: AEC-Q100 grade, offset voltage, package, and non-automotive alternatives explained.
May 27, 2026
ST3232CDR vs ST3232 Variants: RS-232 Transceiver Selection Guide
How to choose the right ST3232 RS-232 transceiver variant: compare ST3232CDR, ST3232BDR, ST3232BTR, ST3232CTR, and ST3232EBDR by supply voltage, package, temperature, and ESD rating.
May 27, 2026
ST3232CDR RS-232 Transceiver: Application Note & Design Guide
Complete design guide for the ST3232CDR RS-232 transceiver: charge-pump capacitor selection, PCB layout, ESD protection, and circuit examples for 3.3 V systems.
May 26, 2026
TPS613222ADBVR Selection Guide: How to Choose the Right Low-Power Boost Converter
How to choose between TPS613221ADBVR, TPS613222ADBVR, and TPS613223ADBVR: key parameters include quiescent current, output voltage, and switch current rating.
May 26, 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+ | $0.6000 | $0.60 |
| 43+ | $0.3600 | $15.48 |
| 168+ | $0.3000 | $50.40 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.”