SN74HC165DRG4In StockTexas Instruments
SN74HC165DRG4 is an 8-bit parallel-load shift register IC from Texas Instruments, featuring high-speed CMOS logic with 25 MHz max frequency, 50 pF load capacitance, and SISO operation. From $0.09 in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 16
- Lifecycle
- ACTIVE
- Datasheet
- SN74HC165DRG4 Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.0941(MOQ 1)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 8-bit parallel-to-serial shift register with synchronous parallel load and serial shift capability
- High-speed HC/UH CMOS family with up to 25 MHz operating frequency
- Wide supply voltage range compatible with 2V to 6V systems
- Available in compact SOIC-16 (R-PDSO-G16) package for space-constrained designs
- RoHS compliant (Pb-free, JESD-609 e4) for green manufacturing requirements
Applications
The SN74HC165DRG4 is widely used in microcontroller interface circuits where multiple parallel inputs must be serialized for SPI or GPIO expansion. It is commonly found in industrial control systems, keyboard matrix scanning, sensor data acquisition, and LED display drivers. The device also serves in test and measurement equipment for parallel data capture and serial transmission to host processors.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Additional Feature | SISO OPERATION ALSO AVAILABLE |
| Count Direction | RIGHT |
| Family | HC/UH |
| JESD-30 Code | R-PDSO-G16 |
| JESD-609 Code | e4 |
| Load Capacitance (CL) | 50pF |
| Logic IC Type | PARALLEL IN SERIAL OUT |
| Max Frequency@Nom-Sup | 25000000Hz |
| Max I(ol) | 0.0052A |
| Number of Bits | 8 |
| Number of Functions | 1 |
| Output Polarity | COMPLEMENTARY |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP16,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | 260 |
| Power Supply Current-Max (ICC) | 0.08mA |
| Prop. Delay@Nom-Sup | 38ns |
| Propagation Delay (tpd) | 225ns |
| Qualification Status | Not Qualified |
| Schmitt Trigger | NO |
| Supply Voltage-Max (Vsup) | 6V |
| Supply Voltage-Min (Vsup) | 2V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Trigger Type | POSITIVE EDGE |
| fmax-Min | 24MHz |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
| Country of Origin | Malaysia, Mexico |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for SN74HC165DRG4:
8-Bit, Right Direction, Complementary Output, CMOS, PDSO16
Frequently Asked Questions
What is the maximum operating frequency of the SN74HC165DRG4?
The SN74HC165DRG4 supports a maximum clock frequency of 25 MHz (25,000,000 Hz) at a load capacitance of 50 pF. This high-speed HC CMOS performance makes it suitable for fast serial data acquisition and microcontroller interface applications.
What package does the SN74HC165DRG4 come in?
The SN74HC165DRG4 is available in a 16-pin Small Outline IC (SOIC) package, designated JESD-30 code R-PDSO-G16. The 'DRG4' suffix indicates the tape-and-reel packaging option, making it ideal for automated pick-and-place assembly in high-volume production.
Is the SN74HC165DRG4 RoHS compliant?
Yes, the SN74HC165DRG4 is fully RoHS compliant. It carries a Pb-free code of 'Yes' and JESD-609 code e4, confirming it meets lead-free and halogen-reduced material requirements for environmentally conscious manufacturing.
What are typical applications for the SN74HC165DRG4?
The SN74HC165DRG4 is commonly used for GPIO expansion in microcontroller systems, keyboard and button matrix scanning, industrial sensor input aggregation, SPI bus data serialization, and LED matrix control. Its parallel-load, serial-out architecture simplifies reading multiple digital signals through a single serial interface.
What is a compatible replacement or alternative for the SN74HC165DRG4?
Compatible alternatives include the 74HC165 from NXP, ON Semiconductor, and STMicroelectronics, which share the same pinout and logic function. The SN74HCT165 is a TTL-input compatible variant for 5V systems, while the SN74LV165A offers lower-voltage operation down to 1.65V for battery-powered designs.
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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.
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| 25+ | $0.3000 | $7.50 |
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| 2555+ | $0.0979 | $250.13 |
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