Specifications
| Type | Description |
|---|---|
| Part Number | CD74HC161 |
| Manufacturer | Texas Instruments |
| Product Type | 4-bit presettable binary counter |
| Category | Logic |
| Package / Case | 16-pin PDIP/SOIC/CERDIP |
| Supply Range | 2-6 V (HC) |
| Counting | Synchronous, 4-bit binary |
| Reset | Asynchronous |
| Temperature | -55 to 125°C |
| Datasheet Status | request_only |
Product Overview
CD74HC161 is a Texas Instruments 4-bit presettable synchronous binary counter in the high-speed CMOS logic family. Synchronous counting on positive clock edges, asynchronous reset, 2-6 V supply, -55 to 125°C. 16-pin PDIP/SOIC/CERDIP packages.
Key Features
- 4-bit synchronous binary counter
- Asynchronous reset
- Presettable
- 2-6 V supply
- 16-pin packages
Typical Applications
- Digital counters
- Timing circuits
- Frequency division
Procurement Notes
When requesting a quote for CD74HC161, buyers should confirm the manufacturer, package or case, required quantity, target date code, compliance documents, packing method, destination country and expected delivery schedule.
If alternatives are acceptable, buyers should share the approved vendor list, required electrical or optical limits, package constraints and qualification requirements. Any alternative part should be reviewed by the buyer's engineering team before production use.
For MCU, processor and logic IC sourcing, package, operating voltage, temperature grade, speed or frequency grade, firmware or mask version, lifecycle status and programming requirements should be checked before approval.
FAQ
Function?
4-bit presettable synchronous binary counter.
Supply?
2-6 V (HC).
Reset?
Asynchronous.
Technical Review & Sourcing Note
Prepared by LDeepAI Component Sourcing Team. Reviewed for RFQ, documentation and alternative sourcing use. Last updated: July 19, 2026.
This page is based on manufacturer datasheet information and LDeepAI sourcing review. Specifications should be verified against the official manufacturer datasheet before final procurement or design approval. Final electrical, optical and reliability approval should be confirmed by the buyer's engineering team.