CD54ACT541F3A Texas Instruments Integrated Circuit (Ceramic Dual-In-Line Packages) In Stock
The CD54ACT541F3A is an 8-channel non-inverting tri-state bus driver from Texas Instruments in the ACT CMOS family, featuring dual active-low output enable controls, 50 pF load capacitance, and a 20-pin ceramic DIP package for high-reliability applications.
- Manufacturer
- Texas Instruments
- Package
- Ceramic Dual-In-Line Packages
- Pin Count
- 20
- Lifecycle
- ACTIVE
- Datasheet
- CD54ACT541F3A Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $52.8507(MOQ 3)
- Temp Range
- -55.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 8-channel non-inverting unidirectional bus driver
- Tri-state outputs with dual active-low output enable
- ACT CMOS family for 5 V logic compatibility and fast switching
- Rated load capacitance of 50 pF per output
- 20-pin ceramic DIP package for military/high-reliability use
- Wide operating temperature range for harsh environments
Applications
The CD54ACT541F3A is used in military and aerospace data bus systems where ceramic packaging provides superior thermal stability and radiation tolerance compared to plastic packages. It suits high-reliability industrial backplane bus drivers, memory address buffers, and system bus isolation circuits operating at 5 V CMOS logic levels. Legacy instrumentation and avionics computers also use this octal buffer to drive 8-bit parallel data buses with controlled tri-state output enable.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Additional Feature | WITH DUAL OUTPUT ENABLE |
| Control Type | ENABLE LOW |
| Count Direction | UNIDIRECTIONAL |
| Family | ACT |
| JESD-30 Code | R-GDIP-T20 |
| JESD-609 Code | e0 |
| Load Capacitance (CL) | 50pF |
| Logic IC Type | BUS DRIVER |
| Max I(ol) | 0.024A |
| Number of Bits | 8 |
| Number of Functions | 8 |
| Number of Ports | 2 |
| Output Characteristics | 3-STATE |
| Output Polarity | TRUE |
| Package Body Material | CERAMIC, GLASS-SEALED |
| Package Equivalence Code | DIP20,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Packing Method | TUBE |
| Power Supply Current-Max (ICC) | 0.08mA |
| Prop. Delay@Nom-Sup | 9.6ns |
| Propagation Delay (tpd) | 8.2ns |
| Qualification Status | Not Qualified |
| Screening Level | 38535Q/M;38534H;883B |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 4.5V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | NO |
| Technology | CMOS |
| Temperature Grade | MILITARY |
| Terminal Finish | Tin/Lead (Sn/Pb) |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Package | Ceramic Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for CD54ACT541F3A:
Frequently Asked Questions
How many output channels does the CD54ACT541F3A provide, and what output enable control mechanism does it use?
The CD54ACT541F3A provides 8 non-inverting output channels controlled by 2 active-low output enable pins, allowing the designer to independently tri-state all 8 outputs together, which is essential for shared bus arbitration in 8-bit parallel data systems.
Why is the CD54ACT541F3A ceramic DIP package preferred over plastic for avionics or military designs?
The 20-pin ceramic DIP package of the CD54ACT541F3A offers hermetic sealing that resists moisture, vibration, and wide temperature swings from -55°C to 125°C, meeting MIL-spec requirements that plastic PDIP packages cannot satisfy in harsh aerospace and defense environments.
What load capacitance specification should engineers plan for when using the CD54ACT541F3A on a 5 V bus?
The CD54ACT541F3A is rated for a load capacitance of 50 pF per output on a 5 V supply, which means engineers must account for PCB trace capacitance plus input capacitance of receiving devices to keep total loading within this 50 pF specification and maintain signal integrity.
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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 |
|---|---|---|
| 3+ | $57.6553 | $172.97 |
| 10+ | $55.2530 | $552.53 |
| 25+ | $52.8507 | $1321.27 |
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