SN74BCT2240NSRG4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The SN74BCT2240NSRG4 is an octal buffer and line driver IC from Texas Instruments, featuring two independent 4-bit groups with active-low enable control and unidirectional signal flow. Built on the BCT/FBT logic family, it provides 12 mA output drive current per channel, supports 50 pF capacitive loads, and is housed in a 20-pin SOIC package. It is suitable for bus-driving, memory interface, and signal buffering applications.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 20
- Lifecycle
- OBSOLETE
- Datasheet
- SN74BCT2240NSRG4 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-channel) buffer and line driver with two independent 4-bit enable groups
- Unidirectional signal flow with active-low output enable control
- BCT/FBT logic family with TTL-compatible inputs and CMOS-level drive
- 12 mA output sink current at 50 pF load capacitance
- 20-pin SOIC package for surface-mount PCB applications
Applications
The SN74BCT2240NSRG4 is commonly used in microprocessor bus interface circuits, memory address and data bus driving, and FPGA I/O expansion. It serves as a signal buffer and isolation element in backplane bus systems and industrial control boards where multiple loads need to be driven from a single logic output.
Specifications
| YTEOL | 0 |
| Control Type | ENABLE LOW |
| Count Direction | UNIDIRECTIONAL |
| Family | BCT/FBT |
| JESD-30 Code | R-PDSO-G20 |
| 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 | INVERTED |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP20,.3 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED |
| Power Supply Current-Max (ICC) | 76mA |
| Prop. Delay@Nom-Sup | 5.7ns |
| Propagation Delay (tpd) | 5.7ns |
| 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 Form | GULL WING |
| Terminal Pitch | 1.27mm |
| 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) |
| HTS Code | 8542.39.00.60 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for SN74BCT2240NSRG4:
Bus Driver, BCT/FBT Series, 2-Func, 4-Bit, Inverted Output, BICMOS, PDSO20
Frequently Asked Questions
How many channels does the SN74BCT2240NSRG4 have?
The SN74BCT2240NSRG4 is an octal buffer with 8 independent driver channels organized into two groups of four, each controlled by an active-low enable pin for selective bus access and signal isolation.
What is the output drive current of the SN74BCT2240NSRG4?
The SN74BCT2240NSRG4 provides a maximum output sink current of 12 mA per channel, which is sufficient to drive standard TTL and CMOS logic loads including bus lines with multiple connected devices.
What logic family does the SN74BCT2240NSRG4 belong to?
The SN74BCT2240NSRG4 is part of the BCT/FBT (BiCMOS/Fast Bipolar CMOS) logic family, combining TTL-compatible inputs with CMOS-level output drive for use in mixed-logic system designs.
What package is the SN74BCT2240NSRG4 available in?
The SN74BCT2240NSRG4 is packaged in a 20-pin SOIC, a standard surface-mount format that accommodates the 8-channel driver configuration while remaining compatible with automated PCB assembly 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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