SN74AS533ANE4 Texas Instruments Integrated Circuit (Dual-In-Line Packages) In Stock
The SN74AS533ANE4 is an octal D-type transparent latch from Texas Instruments AS logic family, featuring active-low enable control and 50pF load capacitance. It supports unidirectional bus driving with 48mA output sink current in a 20-pin DIP package. Available in stock worldwide with competitive pricing for industrial and digital logic applications.
- Manufacturer
- Texas Instruments
- Package
- Dual-In-Line Packages
- Pin Count
- 20
- Lifecycle
- OBSOLETE
- Datasheet
- SN74AS533ANE4 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of SN74AS533ANE4?
- Octal D-type transparent latch with active-low enable for precise bus control
- High-speed AS-family logic with 50pF load capacitance and 48mA IOL output drive capability
- 20-pin DIP (R-PDIP-T20) package with JESD-609 e4 RoHS-compliant lead-free construction
- Unidirectional bus driver architecture ideal for address and data bus buffering applications
What is SN74AS533ANE4 used for?
The SN74AS533ANE4 is widely used in digital system designs requiring transparent data latching on address and data buses, such as microprocessor interfaces and memory controllers. Its octal configuration allows simultaneous latching of eight data lines, making it suitable for bus isolation and signal buffering in industrial control systems and computing hardware. The active-low enable pin provides straightforward integration into bus arbitration circuits where glitch-free data capture is critical.
What are the specifications of SN74AS533ANE4?
| Pbfree Code | Yes |
| YTEOL | 0 |
| Control Type | ENABLE LOW |
| Count Direction | UNIDIRECTIONAL |
| Family | AS |
| JESD-30 Code | R-PDIP-T20 |
| JESD-609 Code | e4 |
| Load Capacitance (CL) | 50pF |
| Logic IC Type | BUS DRIVER |
| Max I(ol) | 0.048A |
| Number of Bits | 8 |
| Number of Functions | 1 |
| Number of Ports | 2 |
| Output Characteristics | 3-STATE |
| Output Polarity | INVERTED |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | DIP20,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Power Supply Current-Max (ICC) | 100mA |
| Prop. Delay@Nom-Sup | 7.5ns |
| Propagation Delay (tpd) | 9ns |
| 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 | TTL |
| Temperature Grade | COMMERCIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Trigger Type | HIGH LEVEL |
| Package | Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| HTS Code | 8542.39.00.60 |
Where can I find the SN74AS533ANE4 datasheet?
SN74AS533ANE4 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for SN74AS533ANE4?
Compatible alternatives and drop-in replacements for SN74AS533ANE4:
Frequently Asked Questions
What is the output current capability of the SN74AS533ANE4?
The SN74AS533ANE4 supports a maximum output low current (IOL) of 48mA (0.048A), making it capable of driving standard TTL and CMOS loads. The device also operates with a 50pF load capacitance specification, ensuring reliable signal integrity in typical bus applications.
What package and pin count does the SN74AS533ANE4 use?
The SN74AS533ANE4 comes in a 20-pin dual in-line package (PDIP), designated as R-PDIP-T20 per JESD-30 standards. The DIP package is suitable for through-hole PCB mounting and is commonly used in prototyping and industrial applications requiring robust mechanical connections.
Is the SN74AS533ANE4 RoHS compliant and lead-free?
Yes, the SN74AS533ANE4 carries the JESD-609 e4 code, indicating it is fully RoHS compliant and lead-free (Pb-free). The 'NE4' suffix in the part number confirms the green/lead-free status, meeting international environmental regulations for electronic components.
What logic family does the SN74AS533ANE4 belong to and what are its speed characteristics?
The SN74AS533ANE4 belongs to the Advanced Schottky (AS) logic family, which offers higher speed compared to standard TTL and LS-TTL families. AS-family devices provide propagation delays typically in the range of 5-10ns, making them suitable for high-frequency digital logic and bus interface applications.
What are common applications and alternatives for the SN74AS533ANE4?
Common applications include microprocessor bus buffering, address latching in memory systems, and data bus isolation in industrial controllers. Compatible alternatives include the SN74ALS573 (ALS family, lower power), SN74HC573 (CMOS, 3.3V/5V), and SN74F373 (FAST family) depending on speed and power requirements.
Related Guides
STM32H725IGT3 Selection Guide: Memory, Package, Temperature, and Supply
Choose the right STM32H725 variant by comparing Flash, package, pin count, temperature grade, connectivity, and production requirements.
Aug 1, 2026
STM32H725IGT3 High-Performance MCU Design Guide
Design STM32H725IGT3 systems for reliable 550 MHz operation with practical power, clock, cache, DMA, PCB, ADC, and recovery guidance.
Jul 31, 2026
150141VS73100 Violet SMD LED Selection Guide: Color, Drive, and Sourcing
Select the 150141VS73100 by wavelength, brightness, drive current, 3528 fit, reliability, and traceable sourcing requirements.
Jul 31, 2026
STEF05SGR 5 V eFuse Protection Design Guide
Design a reliable 5 V STEF05SGR eFuse stage with current-limit math, capacitor sizing, thermal analysis, fault recovery, and PCB layout guidance.
Jul 30, 2026
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
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.”
You May Also Like
ACS770ECB-200U-PFF-T
Allegro Microsystems
Integrated Circuit
ACS770KCB-150U-PFF-T
Allegro Microsystems
Integrated Circuit
MC33901WEF
NXP
Integrated Circuit
MC7808BDTRKG
ON Semiconductor
Integrated Circuit
PA94EC
Apex Microtechnology
Integrated Circuit
AP7315-28SR-7
Diodes Inc.
Integrated Circuit
74HCT245D
Nexperia
Integrated Circuit
CY62256VNLL-70ZXCT
Cypress Semiconductor
Integrated Circuit
EPM7032AETC44-4N
Intel
Integrated Circuit
EPM3512AQC208-10N
Intel
Integrated Circuit
EPM3256ATC144-7N
Intel
Integrated Circuit
EPM3256AQC208-7N
Intel
Integrated Circuit
EPM3256AQC208-10N
Intel
Integrated Circuit
EPM3128ATC100-7N
Intel
Integrated Circuit
EPM1270F256C4N
Intel
Integrated Circuit
EPF8282ATC100-4N
Intel
Integrated Circuit
EPF6016QC208-2N
Intel
Integrated Circuit
EPF6016ATC144-3N
Intel
Integrated Circuit
EPF10K30ATC144-3N
Intel
Integrated Circuit
EPC2TI32N
Intel
Integrated Circuit
EPC2LC20
Intel
Integrated Circuit
EP3SL150F1152C4N
Intel
Integrated Circuit
EP2SGX60DF780C5N
Intel
Integrated Circuit
EP2SGX60CF780C5N
Intel
Integrated Circuit