SN74BCT757NIn StockTexas Instruments
SN74BCT757N is an 8-bit bus driver with 3-state outputs from Texas Instruments. Features BCT/FBT logic family with 50pF load capacitance, tri-state control, and unidirectional data flow in a 20-pin DIP package. From $4.40, in stock, worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Dual-In-Line Packages
- Pin Count
- 20
- Lifecycle
- ACTIVE
- Datasheet
- SN74BCT757N Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $4.4000(MOQ 44)
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 8-bit unidirectional bus driver with tri-state outputs for high-impedance bus sharing
- BCT/FBT logic family offering high-speed performance with TTL-compatible inputs
- Active-high tri-state control input enables easy bus management and multiplexing
- 20-pin DIP package (JESD-30: R-PDIP-T20) for through-hole PCB assembly
- Lead-free (Pb-free) compliant with 50pF load capacitance support
Applications
The SN74BCT757N is widely used in data bus buffering and driving applications in microprocessor systems, memory interfaces, and backplane designs. Its tri-state outputs make it ideal for bidirectional bus architectures where multiple devices share a common data bus. Typical applications include industrial control systems, communication equipment, and legacy digital logic designs requiring robust bus driving capability.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Additional Feature | TRISTATE CONTROL INPUT ACTIVE HIGH FOR ONE FUNCTION |
| Control Type | ENABLE LOW/HIGH |
| 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 | 4 |
| Number of Functions | 8 |
| Number of Ports | 2 |
| Output Characteristics | OPEN-COLLECTOR |
| Output Polarity | TRUE |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | DIP24,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Packing Method | TUBE |
| Power Supply Current-Max (ICC) | 77mA |
| Prop. Delay@Nom-Sup | 9.6ns |
| Propagation Delay (tpd) | 6.6ns |
| 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 (Ni/Pd/Au) |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Package | Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
| Country of Origin | Malaysia |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the SN74BCT757N and what does it do?
The SN74BCT757N is an 8-bit unidirectional bus driver with 3-state outputs from Texas Instruments. It belongs to the BCT/FBT logic family and is designed to drive data buses in digital systems. The device features an active-high tri-state control input that allows the outputs to be placed in a high-impedance state, enabling multiple devices to share a common bus without signal contention.
What are the key electrical specifications of the SN74BCT757N?
The SN74BCT757N supports a load capacitance (CL) of 50pF and operates with TTL-compatible logic levels. It is housed in a 20-pin dual in-line package (DIP) per JESD-30 code R-PDIP-T20 and is rated with a YTEOL of 15 years. The device is lead-free (Pb-free) compliant per JESD-609 code e4, making it suitable for RoHS-compliant designs.
What are the typical applications for the SN74BCT757N?
The SN74BCT757N is commonly used in microprocessor data bus buffering, memory interface circuits, and backplane bus drivers. It is well-suited for industrial control systems and communication equipment where robust, high-speed bus driving is required. The tri-state output feature makes it ideal for any application needing bus sharing among multiple devices.
What package does the SN74BCT757N come in and how do I source it?
The SN74BCT757N is available in a 20-pin dual in-line package (DIP), designated as R-PDIP-T20 per JESD-30 standards. It is priced from $4.40 and is available worldwide with international shipping. You can submit a quote request on FindMyChip.com to receive competitive pricing and confirm stock availability from verified distributors.
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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 |
|---|---|---|
| 44+ | $6.8800 | $302.72 |
| 160+ | $6.1600 | $985.60 |
| 500+ | $4.9500 | $2475.00 |
| 1000+ | $4.6800 | $4680.00 |
| 10000+ | $4.4000 | $44000.00 |
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