SN74BCT373NIn StockTexas Instruments
SN74BCT373N is an octal transparent D-type latch with 3-state outputs, offering 64mA output sink current and 50pF load capacitance for high-speed bus driving. From $1.50, in stock worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Dual-In-Line Packages
- Pin Count
- 20
- Lifecycle
- OBSOLETE
- Datasheet
- SN74BCT373N Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.5000(MOQ 1)
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Octal transparent D-type latch with enable-low control for flexible bus interfacing
- High output sink current of 64mA (I(ol)) supports driving heavy bus loads
- 3-state outputs enable direct connection to shared data buses without conflict
- BCT/FBT family combines BiCMOS speed with CMOS low-power consumption
- Available in 20-pin DIP package for easy through-hole PCB integration
Applications
The SN74BCT373N is widely used in data bus buffering and latching applications within microprocessor systems, memory interfaces, and industrial control equipment. Its octal configuration and 3-state outputs make it ideal for address latching in bus-structured architectures. It is also commonly deployed in register files, data storage stages, and I/O expansion circuits requiring reliable high-speed latch functionality.
Specifications
| Pbfree Code | No |
| YTEOL | 0 |
| Control Type | ENABLE LOW |
| Count Direction | UNIDIRECTIONAL |
| Family | BCT/FBT |
| JESD-30 Code | R-PDIP-T20 |
| 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 | DIP20,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Packing Method | TUBE |
| Power Supply Current-Max (ICC) | 60mA |
| Prop. Delay@Nom-Sup | 9.5ns |
| Propagation Delay (tpd) | 9.3ns |
| Qualification Status | Not Qualified |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 4.5V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | NO |
| Technology | BICMOS |
| Temperature Grade | COMMERCIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Trigger Type | HIGH LEVEL |
| Package | Dual-In-Line 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 SN74BCT373N:
Frequently Asked Questions
What are the key electrical specifications of the SN74BCT373N?
The SN74BCT373N features a maximum output sink current (I(ol)) of 64mA, a load capacitance (CL) of 50pF, and operates with enable-low control logic. It belongs to the BCT/FBT family and is housed in a 20-pin R-PDIP-T20 dual in-line package, making it suitable for high-speed bus driving applications.
What are the typical applications for the SN74BCT373N?
The SN74BCT373N is commonly used in microprocessor address latching, memory bus interfacing, industrial control systems, and I/O port expansion. Its octal transparent latch design with 3-state outputs allows multiple devices to share a common data bus, making it a standard choice in bus-structured digital system designs.
What package options are available for the SN74BCT373N and are there pin-compatible alternatives?
The SN74BCT373N is available in a 20-pin DIP (Dual In-Line Package) through-hole format. Pin-compatible alternatives include the 74HC373 and 74LS373 from various manufacturers, though these differ in speed and drive strength. Always verify electrical parameters such as output current and propagation delay when substituting to ensure compatibility with your design.
How do I order the SN74BCT373N and what is the typical pricing?
The SN74BCT373N from Texas Instruments is available for purchase starting at approximately $1.50 per unit. It is in stock and available for worldwide shipping through authorized distributors. Volume pricing breaks are typically available for orders of 100 units or more, and lead times are generally short due to broad distributor availability.
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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.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $2.9840 | $2.98 |
| 3+ | $2.7750 | $8.32 |
| 8+ | $2.2500 | $18.00 |
| 10+ | $2.0813 | $20.81 |
| 24+ | $1.8750 | $45.00 |
| 31+ | $1.5000 | $46.50 |
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