SN74ACT244MDWREPIn StockTexas Instruments
SN74ACT244MDWREP is an Enhanced Product octal buffer/driver IC with 3-state outputs, featuring ACT logic family, 24mA output drive, and 50pF load capacitance. From $1.54, in stock worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 20
- Lifecycle
- END OF LIFE
- Datasheet
- SN74ACT244MDWREP Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.5400(MOQ 100)
- Temp Range
- -55.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Enhanced Product (EP) qualification for high-reliability and extended lifecycle applications
- Octal 3-state outputs with unidirectional bus driving capability and active-low enable control
- ACT logic family with 50pF load capacitance support and 24mA IOL drive strength
- JEDEC-compliant SOIC-20 (R-PDSO-G20) package with Pb-free, RoHS-compliant construction
Applications
The SN74ACT244MDWREP is widely used in military, aerospace, and high-reliability industrial systems where extended product lifecycle and enhanced qualification are required. It serves as a bus driver and line buffer in backplane interconnects, memory address buffering, and data bus isolation circuits. Its 3-state outputs make it ideal for multiplexed bus architectures in ruggedized embedded computing and defense electronics.
Specifications
| Pbfree Code | Yes |
| YTEOL | 1 |
| Control Type | ENABLE LOW |
| Count Direction | UNIDIRECTIONAL |
| Family | ACT |
| JESD-30 Code | R-PDSO-G20 |
| JESD-609 Code | e4 |
| Load Capacitance (CL) | 50pF |
| Logic IC Type | BUS DRIVER |
| Max I(ol) | 0.024A |
| Number of Bits | 4 |
| Number of Functions | 8 |
| Number of Ports | 2 |
| Output Characteristics | 3-STATE |
| Output Polarity | TRUE |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP20,.4 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | 260 |
| Power Supply Current-Max (ICC) | 0.04mA |
| Prop. Delay@Nom-Sup | 10ns |
| Propagation Delay (tpd) | 10ns |
| 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 | MILITARY |
| 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 | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
| Country of Origin | Malaysia |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for SN74ACT244MDWREP:
Frequently Asked Questions
What logic family does the SN74ACT244MDWREP belong to, and what are its key electrical characteristics?
The SN74ACT244MDWREP belongs to the ACT (Advanced CMOS Technology) logic family. It features a maximum output low current (IOL) of 24mA, supports a 50pF load capacitance, and operates with unidirectional data flow controlled by an active-low enable pin, making it suitable for high-speed bus driving applications.
What does the 'Enhanced Product' (EP) designation mean for the SN74ACT244MDWREP?
The Enhanced Product designation indicates this device meets Texas Instruments' stringent extended lifecycle and reliability requirements. EP parts are manufactured with controlled processes to ensure long-term availability and consistent performance, making them ideal for defense, aerospace, and industrial applications with long product lifecycles and strict qualification requirements.
What package does the SN74ACT244MDWREP use, and are there alternative package options?
The SN74ACT244MDWREP is available in a 20-pin Small Outline Package (SOIC-20, JESD-30 code R-PDSO-G20). Texas Instruments also offers the SN74ACT244 in DIP and other surface-mount packages. The SOIC-20 variant with the 'EP' suffix is specifically designed for applications requiring enhanced product reliability and Pb-free (e4) construction.
In what applications is the SN74ACT244MDWREP typically used?
This device is commonly used as a bus buffer and line driver in memory interfaces, address bus buffering, backplane data bus systems, and signal isolation circuits. Its 3-state outputs allow multiple devices to share a common bus, and its Enhanced Product rating makes it a preferred choice for ruggedized military, aerospace, and long-lifecycle industrial electronics.
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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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