SN74BCT2241DWG4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The SN74BCT2241DWG4 is an octal buffer and line driver in a 20-pin SOIC package with 33-ohm series output resistors and dual active-high/active-low enable controls. Part of the BCT logic family operating at 5V, it supports 50pF load capacitance and unidirectional signal flow, making it ideal for bus isolation, backplane driving, and board-to-board signal buffering.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 20
- Lifecycle
- OBSOLETE
- Datasheet
- SN74BCT2241DWG4 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Octal (8-bit) buffer/line driver for high fan-out bus applications
- 33-ohm integrated output series resistors for signal integrity on PCB traces
- Dual output enable controls: active-high and active-low for flexible bus arbitration
- BCT logic family for 5V TTL-compatible operation with CMOS drive strength
- 50pF load capacitance support for reliable bus driving
- 20-pin SOIC package for efficient surface-mount PCB assembly
Applications
The SN74BCT2241DWG4 is used in memory bus buffers, peripheral interface circuits, and backplane-to-card signal distribution in industrial computers, embedded systems, and telecommunications equipment. The integrated 33-ohm series resistors reduce ringing and reflections on PCB traces, making it particularly suitable for high-speed bus interconnects in multi-card systems where signal integrity is critical.
Specifications
| Pbfree Code | Yes |
| YTEOL | 0 |
| Additional Feature | OUTPUT ENABLE ACTIVE HIGH FOR ONE FUNCTION; 33 OHM OUTPUT SERIES RESISTOR |
| Control Type | ENABLE LOW/HIGH |
| Count Direction | UNIDIRECTIONAL |
| Family | BCT/FBT |
| JESD-30 Code | R-PDSO-G20 |
| JESD-609 Code | e4 |
| Load Capacitance (CL) | 50pF |
| Logic IC Type | BUS DRIVER |
| Max I(ol) | 0.012A |
| Number of Bits | 4 |
| Number of Functions | 2 |
| Number of Ports | 2 |
| Output Characteristics | 3-STATE WITH SERIES RESISTOR |
| Output Polarity | TRUE |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP20,.4 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Packing Method | TUBE |
| Peak Reflow Temperature (Cel) | 260 |
| Power Supply Current-Max (ICC) | 76mA |
| Prop. Delay@Nom-Sup | 6.9ns |
| Propagation Delay (tpd) | 6.9ns |
| 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 | BICMOS |
| Temperature Grade | COMMERCIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD |
| 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 |
| HTS Code | 8542.39.00.60 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for SN74BCT2241DWG4:
Bus Driver, BCT/FBT Series, 2-Func, 4-Bit, True Output, BICMOS, PDSO20
Bus Driver, BCT/FBT Series, 2-Func, 4-Bit, True Output, BICMOS, PDSO20
Bus Driver, BCT/FBT Series, 2-Func, 4-Bit, True Output, BICMOS, PDSO20
Bus Driver, BCT/FBT Series, 2-Func, 4-Bit, True Output, BICMOS, PDSO20
Bus Driver, BCT/FBT Series, 2-Func, 4-Bit, True Output, BICMOS, PDSO20
Frequently Asked Questions
What are the enable control options for the SN74BCT2241DWG4?
The SN74BCT2241DWG4 features two output enable pins: one active-high and one active-low. These can be used independently or combined to enable outputs only when both conditions are met simultaneously, providing flexible bus control for systems with multiple bus masters or priority-based bus arbitration schemes.
What is the significance of the 33-ohm output series resistors in the SN74BCT2241DWG4?
The integrated 33-ohm series output resistors in the SN74BCT2241DWG4 act as source termination resistors that reduce signal reflections and ringing on PCB traces, improving signal integrity on long or unmatched transmission lines without requiring external discrete resistors, simplifying PCB layout and reducing component count.
What logic family does the SN74BCT2241DWG4 belong to?
The SN74BCT2241DWG4 is part of the BCT (Bipolar CMOS TTL) logic family, which combines bipolar and CMOS technology to provide high-speed, high-drive outputs compatible with TTL logic levels at a 5V supply, making it suitable for mixed TTL/CMOS system environments common in legacy and industrial embedded systems.
What package does the SN74BCT2241DWG4 use?
The SN74BCT2241DWG4 is housed in a 20-pin SOIC (Small Outline Integrated Circuit) package, a widely used and cost-effective surface-mount format with a standard 1.27mm pitch that is compatible with automated PCB assembly and provides good thermal performance for moderate-power logic applications.
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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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