SN74S38DIn StockTexas Instruments
Texas Instruments SN74S38D is a quad 2-input open-collector NAND gate IC operating at 4.75–5.25V with 48mA sink current and 50pF load capacitance in a 14-Pin SOIC package. From $0.346 in stock, worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 14
- Lifecycle
- OBSOLETE
- Datasheet
- SN74S38D Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.3460(MOQ 1)
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Quad 2-input NAND gate with open-collector outputs enabling wired-AND configurations
- High-speed Schottky (S-series) TTL logic with 50 pF load capacitance and 48 mA output sink current
- Wide supply tolerance of 4.75–5.25V for robust operation in industrial and commercial systems
- Compact 14-Pin SOIC package ideal for high-density PCB designs
Applications
The SN74S38D is widely used in digital logic systems requiring wired-AND bus structures, such as microprocessor address decoding and control signal combining. Its open-collector outputs make it suitable for driving LEDs, relays, and other passive loads directly. Common applications include industrial control equipment, communication interfaces, and legacy TTL-compatible logic designs.
Specifications
| YTEOL | 0 |
| Family | S |
| JESD-30 Code | R-PDSO-G14 |
| JESD-609 Code | e4 |
| Load Capacitance (CL) | 50pF |
| Logic IC Type | NAND GATE |
| Max I(ol) | 0.048A |
| Number of Functions | 4 |
| Number of Inputs | 2 |
| Output Characteristics | OPEN-COLLECTOR |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP14,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Packing Method | TUBE |
| Peak Reflow Temperature (Cel) | 260 |
| Power Supply Current-Max (ICC) | 80mA |
| Prop. Delay@Nom-Sup | 10ns |
| Propagation Delay (tpd) | 10ns |
| Qualification Status | Not Qualified |
| Schmitt Trigger | NO |
| Supply Voltage-Max (Vsup) | 5.25V |
| Supply Voltage-Min (Vsup) | 4.75V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | TTL |
| Temperature Grade | COMMERCIAL |
| 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 |
| Package | Other |
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
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the output type of the SN74S38D?
The SN74S38D features open-collector outputs, which allow multiple outputs to be wired together to form a wired-AND configuration. The maximum output sink current (I_OL) is 48 mA, making it suitable for driving loads such as LEDs and relays.
What supply voltage does the SN74S38D require?
The SN74S38D operates from a supply voltage range of 4.75V to 5.25V, centered on the standard 5V TTL logic level. This tight tolerance ensures compatibility with TTL and Schottky logic families in both commercial and industrial environments.
What package does the SN74S38D come in and what are the pin dimensions?
The SN74S38D is available in a 14-pin SOIC (Small Outline Integrated Circuit) surface-mount package. This compact package is suitable for high-density PCB layouts and is compatible with standard SOIC footprints used in automated assembly.
What are typical applications for the SN74S38D?
Typical applications include address decoding in microprocessor systems, bus signal combining via wired-AND logic, LED and relay driving with its high-current open-collector outputs, and general TTL digital logic design in industrial control and communications equipment.
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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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