SN74HC163NSRG4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
Texas Instruments SN74HC163NSRG4 is a 4-bit synchronous binary counter with synchronous clear and preset capability, operating from 2 V to 6 V supply. It supports counting up to 15 in binary with a ripple carry output for cascading multiple counters. Available in a 16-pin SOP package, it suits timing, sequencing, and frequency division circuits.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 16
- Lifecycle
- OBSOLETE
- Datasheet
- SN74HC163NSRG4 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 4-bit synchronous binary counter with synchronous clear for glitch-free reset at any clock edge
- Operates from 2 V to 6 V supply rail with high-speed HC CMOS logic for low power consumption
- Ripple carry output (RCO) enables easy cascade of multiple stages for wider counting ranges
Applications
The SN74HC163NSRG4 is well suited for digital timing and sequencing circuits requiring precise binary counting from 0 to 15. It is commonly used in frequency dividers, address generators, and event counters in industrial control and consumer electronics. Its cascadable RCO output and synchronous preset make it a reliable choice for multi-stage counter designs operating at 2 V to 6 V.
Specifications
| Pbfree Code | Yes |
| Reach Compliance Code | Unknown |
| YTEOL | 0 |
| Additional Feature | RCO OUTPUT |
| Count Direction | UP |
| Family | HC/UH |
| JESD-30 Code | R-PDSO-G16 |
| JESD-609 Code | e4 |
| Load Capacitance (CL) | 50pF |
| Load/Preset Input | YES |
| Logic IC Type | BINARY COUNTER |
| Max Frequency@Nom-Sup | 25000000Hz |
| Max I(ol) | 0.004A |
| Mode of Operation | SYNCHRONOUS |
| Number of Bits | 4 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP16,.3 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | 260 |
| Power Supply Current-Max (ICC) | 50mA |
| Prop. Delay@Nom-Sup | 51ns |
| Propagation Delay (tpd) | 255ns |
| Qualification Status | Not Qualified |
| Supply Voltage-Max (Vsup) | 6V |
| Supply Voltage-Min (Vsup) | 2V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Trigger Type | POSITIVE EDGE |
| fmax-Min | 29MHz |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| HTS Code | 8542.39.00.60 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for SN74HC163NSRG4:
Binary Counter, HC/UH Series, Synchronous, Positive Edge Triggered, 4-Bit, Up Direction, CMOS, PDSO16
Binary Counter, HC/UH Series, Synchronous, Positive Edge Triggered, 4-Bit, Up Direction, CMOS, PDSO16
Binary Counter, HC/UH Series, Synchronous, Positive Edge Triggered, 4-Bit, Up Direction, CMOS, PDSO16
Frequently Asked Questions
What supply voltage range does the SN74HC163NSRG4 support, and how does that affect system design choices?
The SN74HC163NSRG4 operates across a supply voltage range of 2 V to 6 V, making it compatible with both 3.3 V and 5 V logic systems. This wide range allows designers to use the device in battery-powered applications as well as standard 5 V industrial designs without level-shifting circuits.
How can you extend the SN74HC163NSRG4 beyond a 4-bit counter to count higher values?
By connecting the ripple carry output (RCO) of one SN74HC163NSRG4 to the count-enable inputs of a second device, designers can cascade multiple 4-bit stages to achieve 8-bit, 12-bit, or wider counting ranges. Each stage adds 4 bits, so two cascaded devices count up to 255, operating at typical propagation delays of around 13 ns at 5 V.
In which frequency division or timing applications is the SN74HC163NSRG4 a practical choice?
The SN74HC163NSRG4 is practical in clock dividers, address generators for memory sequencing, and digital event counters in industrial control systems. Its synchronous clear and preset inputs allow division ratios from 1 to 16, and its operating frequency can exceed 80 MHz at 5 V, making it suitable for medium-speed digital timing circuits.
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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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