SN74AHCT158PWIn StockTexas Instruments
SN74AHCT158PW is a quadruple 2-line to 1-line data selector/multiplexer IC from Texas Instruments, featuring 4 independent channels, 2-bit inputs, and AHCT logic family with 50 pF load capacitance. From $0.44 in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 16
- Lifecycle
- OBSOLETE
- Datasheet
- SN74AHCT158PW Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.4379(MOQ 25)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Quadruple 2-line to 1-line multiplexer with 4 independent selector channels in a single 16-pin SOIC package
- AHCT logic family ensures high-speed CMOS performance with TTL-compatible inputs and 50 pF load capacitance
- Low output sink current of 8 mA (I_OL) enables reliable signal routing in 3.3 V and 5 V mixed-voltage systems
- Compact Small Outline Package (R-PDSO-G16) optimized for high-density PCB layouts in space-constrained designs
Applications
The SN74AHCT158PW is widely used in digital data routing and bus multiplexing applications such as microprocessor address decoding, FPGA I/O expansion, and memory bank selection. Its four independent 2-to-1 channels make it ideal for signal switching in communications equipment, industrial controllers, and test instrumentation. The AHCT logic family ensures compatibility with both 3.3 V CMOS and 5 V TTL systems, making it a versatile choice for mixed-voltage board designs.
Specifications
| YTEOL | 0 |
| Family | AHCT/VHCT/VT |
| JESD-30 Code | R-PDSO-G16 |
| JESD-609 Code | e4 |
| Load Capacitance (CL) | 50pF |
| Logic IC Type | MULTIPLEXER |
| Max I(ol) | 0.008A |
| Number of Bits | 2 |
| Number of Functions | 4 |
| Number of Inputs | 2 |
| Number of Outputs | 1 |
| Output Polarity | INVERTED |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP16,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Packing Method | TUBE |
| Peak Reflow Temperature (Cel) | 260 |
| Power Supply Current-Max (ICC) | 0.02mA |
| Prop. Delay@Nom-Sup | 7.5ns |
| Propagation Delay (tpd) | 9.8ns |
| Qualification Status | Not Qualified |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 4.5V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
| Country of Origin | Malaysia |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for SN74AHCT158PW:
Multiplexer, AHCT/VHCT/VT Series, 4-Func, 2 Line Input, 1 Line Output, True Output, CMOS, PDSO16
Frequently Asked Questions
What is the SN74AHCT158PW and what does it do?
The SN74AHCT158PW is a quadruple 2-line to 1-line data selector/multiplexer from Texas Instruments. It contains four independent multiplexer channels, each selecting one of two 2-bit data inputs based on a common select signal. Operating in the AHCT logic family, it supports a load capacitance of 50 pF and provides TTL-compatible inputs with CMOS-speed performance, making it suitable for high-speed digital signal routing applications.
What are the key electrical specifications of the SN74AHCT158PW?
Key specifications include: 4 multiplexer functions with 2 inputs each, maximum output low current (I_OL) of 8 mA, load capacitance (C_L) of 50 pF, JESD-30 package code R-PDSO-G16 (16-pin SOIC), and JESD-609 code e4 indicating RoHS-compliant, lead-free construction. The device belongs to the AHCT/VHCT/VT logic family and is priced from approximately $0.44 per unit.
What are typical applications for the SN74AHCT158PW?
The SN74AHCT158PW is commonly used in data bus multiplexing, microprocessor address decoding, FPGA I/O channel expansion, and memory bank selection circuits. Its four independent 2-to-1 multiplexer channels make it useful in communications equipment, embedded systems, industrial controllers, and test instrumentation where reliable signal routing between multiple data sources is required in a compact 16-pin SOIC footprint.
What package does the SN74AHCT158PW come in and are there pin-compatible alternatives?
The SN74AHCT158PW comes in a 16-pin Small Outline Integrated Circuit (SOIC) package, identified by JESD-30 code R-PDSO-G16. Pin-compatible alternatives within the same function family include the SN74HC158 (HC logic) and SN74HCT158 (HCT logic) variants. When selecting alternatives, verify supply voltage range and switching speed requirements to ensure compatibility with your specific circuit design.
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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.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 25+ | $0.7300 | $18.25 |
| 100+ | $0.6380 | $63.80 |
| 250+ | $0.5300 | $132.50 |
| 10000+ | $0.5227 | $5227.00 |
| 100000+ | $0.4379 | $43790.00 |
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