CD74HC541M Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The CD74HC541M is a high-speed CMOS logic octal non-inverting buffer and line driver featuring 3-state outputs for bus-driving applications. It offers dual active-low output enable controls, 50 pF load capacitance, and 6 mA output sink current. Available in a 20-pin Small Outline Package with wide operating voltage range and industry-standard pinout.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 20
- Lifecycle
- OBSOLETE
- Datasheet
- CD74HC541M Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.2481(MOQ 1)
- Temp Range
- -55.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of CD74HC541M?
- Octal non-inverting buffer with dual active-low output enable for flexible bus control
- High-speed CMOS HC/UH family with 50 pF load capacitance and 6 mA sink current capability
- 3-state outputs enable multiple-driver bus architectures with minimal propagation delay
- 20-pin Small Outline Package (SOIC-20) compatible with standard PCB layouts
What is CD74HC541M used for?
The CD74HC541M is widely used in microprocessor and microcontroller systems as a data bus buffer or address bus driver, isolating high-capacitance bus lines to improve signal integrity. It is also suitable for memory interface circuits, I/O port expansion, and driving LED or relay arrays where buffered outputs with tri-state capability are required. Its high-speed CMOS technology makes it effective in battery-powered portable equipment and industrial control systems.
What are the specifications of CD74HC541M?
| YTEOL | 0 |
| Additional Feature | WITH DUAL OUTPUT ENABLE |
| Control Type | ENABLE LOW |
| Count Direction | UNIDIRECTIONAL |
| Family | HC/UH |
| JESD-30 Code | R-PDSO-G20 |
| 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 | SOP20,.4 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Packing Method | TUBE |
| Peak Reflow Temperature (Cel) | 260 |
| 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 | YES |
| Technology | CMOS |
| Temperature Grade | MILITARY |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED |
| ## CD74HC541M Alternates Showing results | Image |
| 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 |
| Country of Origin | Malaysia |
Where can I find the CD74HC541M datasheet?
CD74HC541M Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for CD74HC541M?
Compatible alternatives and drop-in replacements for CD74HC541M:
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Frequently Asked Questions
What is the output drive current of the CD74HC541M?
The CD74HC541M provides a maximum output sink current (I_OL) of 6 mA per channel. This current capability is sufficient for driving standard CMOS and TTL logic loads, as well as moderate LED or relay applications in digital systems.
How are the output enable pins used on the CD74HC541M?
The CD74HC541M features two active-low output enable pins (OE1 and OE2). Both must be held LOW simultaneously to enable the 3-state outputs. Driving either OE pin HIGH places all eight outputs into a high-impedance state, allowing multiple drivers to share a common bus without contention.
What package does the CD74HC541M come in and what are its dimensions?
The CD74HC541M is housed in a 20-pin Small Outline Integrated Circuit (SOIC-20) package, designated JESD-30 code R-PDSO-G20. SOIC packages are surface-mount components with a standardized 1.27 mm lead pitch, making them compatible with automated PCB assembly processes.
Can the CD74HC541M replace 74LS541 or 74ALS541 devices?
Yes, the CD74HC541M is a functional replacement for 74LS541 and 74ALS541 octal buffers with 3-state outputs. Its HC CMOS family offers lower power consumption compared to bipolar LS/ALS devices, while maintaining compatible pinout and logic levels, making it a direct drop-in substitute in most designs.
What is the RoHS status and JEDEC moisture sensitivity of the CD74HC541M?
The CD74HC541M carries JESD-609 code e4, indicating it is RoHS-compliant and lead-free. Texas Instruments assigns appropriate moisture sensitivity levels (MSL) per IPC/JEDEC J-STD-020 standards; consult the current datasheet or TI product page for the exact MSL rating applicable to your assembly process.
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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.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.3510 | $0.35 |
| 25+ | $0.2481 | $6.20 |
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