SN74BCT374DBRIn StockTexas Instruments
SN74BCT374DBR is an octal D-type flip-flop bus driver with 3-state outputs, featuring BCT/FBT logic family, 50pF load capacitance, and 64mA output current. From $2.24, in stock worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 20
- Lifecycle
- OBSOLETE
- Datasheet
- SN74BCT374DBR Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.2400(MOQ 86)
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Octal D-type flip-flop with 3-state outputs for high-drive bus interface applications
- BCT/FBT logic family with 64mA output current (IOL) for robust bus driving capability
- Active-low enable control for flexible bus management and signal gating
- SSOP-20 (R-PDSO-G20) compact package with Pb-free (e4) compliance for modern designs
- 50pF load capacitance support ensuring signal integrity in high-capacitance bus environments
Applications
The SN74BCT374DBR is widely used in microprocessor and microcontroller bus interface circuits where high-drive 3-state outputs are required to drive heavy capacitive loads. It is suitable for memory address/data bus buffering, industrial control systems, and data communication equipment requiring unidirectional bus driving. The active-low enable pin makes it ideal for multi-master bus architectures and backplane bus drivers in embedded and computing platforms.
Specifications
| Pbfree Code | Yes |
| YTEOL | 0 |
| Control Type | ENABLE LOW |
| 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) | 0.064A |
| Number of Bits | 8 |
| Number of Functions | 1 |
| Number of Ports | 2 |
| Output Characteristics | 3-STATE |
| Output Polarity | TRUE |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SSOP20(UNSPEC) |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, SHRINK PITCH |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | 260 |
| Power Supply Current-Max (ICC) | 60mA |
| Prop. Delay@Nom-Sup | 10.6ns |
| Propagation Delay (tpd) | 10.6ns |
| 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 | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Trigger Type | POSITIVE EDGE |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for SN74BCT374DBR:
Frequently Asked Questions
What is the output drive capability of the SN74BCT374DBR?
The SN74BCT374DBR provides a maximum output low current (IOL) of 64mA (0.064A), making it suitable for driving heavy capacitive loads up to 50pF on high-speed bus lines. This high drive strength is characteristic of the BCT/FBT logic family.
What package does the SN74BCT374DBR come in and is it Pb-free?
The SN74BCT374DBR is housed in a 20-pin SSOP (Small Shrink Outline Package), designated R-PDSO-G20. It is fully Pb-free (JESD-609 Code e4), complying with RoHS environmental requirements, making it suitable for modern eco-conscious designs.
What are typical applications for the SN74BCT374DBR?
The SN74BCT374DBR is commonly used in microprocessor bus buffering, memory interface circuits, industrial control systems, and data communication equipment. Its 3-state outputs and active-low enable allow efficient bus sharing in multi-master and backplane bus architectures.
What is the logic family of SN74BCT374DBR and how does it compare to standard CMOS or TTL?
The SN74BCT374DBR belongs to the BCT/FBT (Bipolar CMOS Technology / Fast BiCMOS Technology) logic family, which offers higher output drive current than standard CMOS logic while maintaining TTL-compatible input levels. This makes it ideal for mixed-logic bus interface applications.
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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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