SN74ALS20ANIn StockTexas Instruments
SN74ALS20AN is a dual 4-input NAND gate IC from Texas Instruments in the ALS logic family. It operates at 4.5V–5.5V supply with 0°C–70°C temperature range, offering 8mA output sink current and 50pF load capacitance. From $0.86 in stock with worldwide shipping in 14-DIP package.
- Manufacturer
- Texas Instruments
- Package
- Dual-In-Line Packages
- Pin Count
- 14
- Lifecycle
- ACTIVE
- Datasheet
- SN74ALS20AN Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.8592(MOQ 10)
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Dual 4-input NAND gate in a single 14-DIP package, ideal for compact through-hole designs
- Advanced Low-power Schottky (ALS) technology delivering fast switching speed with reduced power consumption vs. standard TTL
- 4.5V–5.5V supply voltage range with 0°C–70°C operating temperature, suitable for industrial and commercial applications
- 8mA (max) output sink current with 50pF load capacitance for reliable fan-out in high-speed digital logic circuits
- RoHS-compliant (Pb-free) construction meeting modern environmental standards
Applications
The SN74ALS20AN is widely used in digital logic systems requiring NAND gate functions, including address decoding, combinational logic circuits, and glue logic in microprocessor-based designs. Its ALS technology makes it suitable for high-speed data processing equipment, industrial control systems, and telecommunications hardware. The 14-DIP package is especially popular in prototyping, educational electronics, and legacy board designs that require through-hole components.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Family | ALS |
| JESD-30 Code | R-PDIP-T14 |
| JESD-609 Code | e4 |
| Load Capacitance (CL) | 50pF |
| Logic IC Type | NAND GATE |
| Max I(ol) | 0.008A |
| Number of Functions | 2 |
| Number of Inputs | 4 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | DIP14,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Packing Method | TUBE |
| Power Supply Current-Max (ICC) | 1.5mA |
| Prop. Delay@Nom-Sup | 11ns |
| Propagation Delay (tpd) | 11ns |
| Qualification Status | Not Qualified |
| Schmitt Trigger | NO |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 4.5V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | NO |
| Technology | TTL |
| Temperature Grade | COMMERCIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Package | Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
| Country of Origin | Malaysia, Mexico |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the operating voltage range of the SN74ALS20AN?
The SN74ALS20AN operates from a supply voltage of 4.5V to 5.5V, making it fully compatible with standard 5V TTL and ALS logic systems. It is not designed for 3.3V operation.
What is the output sink current capability of the SN74ALS20AN?
The SN74ALS20AN has a maximum output sink current (IOL) of 8mA. This is sufficient for driving standard TTL and ALS logic inputs, LEDs with appropriate current-limiting resistors, and other low-power loads.
What are common applications for the SN74ALS20AN?
Common applications include address decoding, combinational logic implementation, glue logic in microprocessor boards, industrial control circuits, and signal gating. Its dual 4-input NAND configuration is especially useful for building complex Boolean logic with minimal chip count.
What package does the SN74ALS20AN come in, and are there SMD alternatives?
The SN74ALS20AN is available in a 14-pin DIP (Dual In-line Package) through-hole format. For surface-mount designs, Texas Instruments offers equivalent devices in SOIC and TSSOP packages, such as the SN74ALS20AD (SOIC-14).
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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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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 10+ | $1.2900 | $12.90 |
| 25+ | $1.1600 | $29.00 |
| 100+ | $1.0300 | $103.00 |
| 1000+ | $0.9104 | $910.39 |
| 2500+ | $0.8785 | $2196.15 |
| 5000+ | $0.8592 | $4296.15 |
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