CD74HCT573EE4 Texas Instruments Integrated Circuit (Dual-In-Line Packages) In Stock
Texas Instruments CD74HCT573EE4 is an octal D-type transparent latch with tri-state outputs in a 20-pin DIP package. Features HCT logic family compatibility, 50pF load capacitance, and active-low output enable control. Available from stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Dual-In-Line Packages
- Pin Count
- 20
- Lifecycle
- OBSOLETE
- Datasheet
- CD74HCT573EE4 Datasheet PDF
- Category
- Integrated Circuit
- 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 CD74HCT573EE4?
- Octal 8-bit transparent latch enables simultaneous storage of eight independent data bits
- Tri-state outputs allow direct connection to shared data buses without signal contention
- HCT logic family provides TTL-compatible input levels with CMOS low-power performance
- Active-low output enable and latch enable controls offer flexible bus interface management
What is CD74HCT573EE4 used for?
The CD74HCT573EE4 is widely used in microprocessor and microcontroller bus interface designs for address and data bus buffering. It suits memory address latching in demultiplexed bus systems, I/O port expansion, and register-based data storage in industrial and embedded control applications. Its TTL-compatible HCT logic family makes it a drop-in solution for mixed 5V TTL/CMOS system designs.
What are the specifications of CD74HCT573EE4?
| YTEOL | 0 |
| Control Type | ENABLE LOW/HIGH |
| Count Direction | UNIDIRECTIONAL |
| Family | HCT |
| 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 | 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) | 0.08mA |
| Prop. Delay@Nom-Sup | 53ns |
| Propagation Delay (tpd) | 53ns |
| 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 | CMOS |
| Temperature Grade | MILITARY |
| Terminal Finish | NICKEL PALLADIUM GOLD |
| 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) |
| HTS Code | 8542.39.00.60 |
| Country of Origin | Malaysia |
Where can I find the CD74HCT573EE4 datasheet?
CD74HCT573EE4 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for CD74HCT573EE4?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How can CD74HCT573EE4 be used in a digital bus design?
The device supplies an 8-bit transparent latch with tri-state outputs, allowing a controller to hold parallel data and disconnect it from a shared bus.
Which board and loading details matter for this latch?
Layout teams should verify the 20-pin DIP footprint, HCT-compatible logic levels, output-enable routing, and the specified 50 pF load condition during timing analysis.
What should procurement confirm for a replacement order?
Buyers should match the 20-pin package, HCT logic family, Pb-free requirement, and temperature grade, then request date-code and lot-traceability documentation.
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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.
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