CD74HC541E Texas Instruments Integrated Circuit (Dual-In-Line Packages) In Stock
The CD74HC541E is a high-speed CMOS octal buffer and line driver with 3-state outputs from Texas Instruments, supporting 2V to 6V supply range. Features dual active-low output enable controls and unidirectional data flow in a 20-pin DIP package. Available from stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Dual-In-Line Packages
- Pin Count
- 20
- Lifecycle
- ACTIVE
- Datasheet
- CD74HC541E Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.4365(MOQ 1)
- Temp Range
- -55.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Octal 3-state buffer with dual output enable controls allows flexible bus multiplexing and isolation in microprocessor and FPGA systems
- Wide 2V to 6V supply voltage range ensures compatibility with both 3.3V and 5V logic systems without additional level shifting
- HC/UH high-speed CMOS family provides low quiescent power with fast switching and 50pF load capacitance for reliable bus driving
Applications
The CD74HC541E is widely used as a bus buffer and line driver in microprocessor systems, memory interfaces, and FPGA I/O expansion circuits where bus isolation and signal driving capability are required. Its 3-state outputs and dual enable controls make it ideal for bus multiplexing, data direction control, and address/data bus buffering in embedded computing and industrial control systems. The device is also commonly found in test equipment, communications hardware, and consumer electronics as a general-purpose signal buffer.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Additional Feature | WITH DUAL OUTPUT ENABLE |
| Control Type | ENABLE LOW |
| Count Direction | UNIDIRECTIONAL |
| Family | HC/UH |
| JESD-30 Code | R-PDIP-T20 |
| JESD-609 Code | e4 |
| Load Capacitance (CL) | 50pF |
| Logic IC Type | BUS DRIVER |
| Max I(ol) | 0.006A |
| Number of Bits | 8 |
| Number of Functions | 8 |
| 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) | 0.16mA |
| Prop. Delay@Nom-Sup | 35ns |
| Propagation Delay (tpd) | 175ns |
| Qualification Status | Not Qualified |
| Supply Voltage-Max (Vsup) | 6V |
| Supply Voltage-Min (Vsup) | 2V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | NO |
| Technology | CMOS |
| Temperature Grade | MILITARY |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| ## CD74HC541E Alternates Showing results | Image |
| 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
Compatible alternatives and drop-in replacements for CD74HC541E:
Frequently Asked Questions
What is the function of the CD74HC541E?
The CD74HC541E is an octal buffer and line driver with 3-state outputs, designed to interface and buffer 8 digital signal lines simultaneously, allowing bus isolation, signal strengthening, and direction control in digital systems.
What supply voltage range does the CD74HC541E support?
The CD74HC541E operates over a supply voltage range of 2V to 6V, making it compatible with both 3.3V and 5V logic families and suitable for a wide range of mixed-voltage digital system designs.
How does the dual output enable work on the CD74HC541E?
The CD74HC541E has two active-low output enable pins (OE1 and OE2) that must both be asserted low to enable the outputs. When either enable is deasserted high, all outputs enter a high-impedance 3-state condition, allowing bus sharing with other devices.
What package is the CD74HC541E available in?
The CD74HC541E is available in a 20-pin PDIP (Plastic Dual In-line Package) through-hole package, making it convenient for prototyping on breadboards and through-hole PCB assembly in development and legacy system applications.
What applications is the CD74HC541E commonly used in?
The CD74HC541E is commonly used in microprocessor bus buffering, memory address and data bus driving, FPGA I/O expansion, industrial control systems, and any application requiring octal line driving with 3-state output capability and flexible enable control.
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Why Buy from FindMyChip
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+ | $0.9600 | $0.96 |
| 3+ | $0.8500 | $2.55 |
| 10+ | $0.7700 | $7.70 |
| 13+ | $0.4654 | $6.05 |
| 20+ | $0.4365 | $8.73 |
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