SN74AC533PWRE4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The SN74AC533PWRE4 is an octal D-type transparent latch with tri-state outputs and inverted polarity from Texas Instruments. It belongs to the AC logic family, supports 8-bit bus driving with 50pF load capacitance, and comes in a 20-pin TSSOP package. Available in stock with worldwide shipping for digital bus interfacing designs.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 20
- Lifecycle
- OBSOLETE
- Datasheet
- SN74AC533PWRE4 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Octal 8-bit tri-state latch in AC logic family enables high-speed bus data capture and hold with low propagation delay
- Inverted output polarity with tri-state control supports flexible bus driving and multiplexing in bidirectional data bus architectures
- 20-pin TSSOP package with 50pF load capacitance rating delivers compact, high-drive bus buffering for dense digital PCB designs
Applications
The SN74AC533PWRE4 is used as a data bus latch and buffer in microprocessor and microcontroller systems where address or data signals must be held stable during bus arbitration cycles. Its tri-state outputs allow multiple devices to share a common bus without signal contention, making it well suited for memory interfaces, FPGA I/O expansion, and digital backplane designs. It is also deployed in industrial control systems and communication equipment requiring reliable 8-bit parallel data latching at AC logic speeds.
Specifications
| Pbfree Code | Yes |
| YTEOL | 0 |
| Family | AC |
| JESD-30 Code | R-PDSO-G20 |
| Load Capacitance (CL) | 50pF |
| Logic IC Type | BUS DRIVER |
| Number of Bits | 8 |
| Number of Functions | 1 |
| Number of Ports | 2 |
| Output Polarity | INVERTED |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP20,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED |
| Prop. Delay@Nom-Sup | 16ns |
| Propagation Delay (tpd) | 16.5ns |
| 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 | INDUSTRIAL |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| HTS Code | 8542.39.00.60 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the output configuration of the SN74AC533PWRE4?
The SN74AC533PWRE4 has inverted tri-state outputs on 8 bits, allowing the device to actively drive or release the bus, which prevents signal contention when multiple drivers share a common data or address bus.
What logic family does the SN74AC533PWRE4 belong to?
The SN74AC533PWRE4 belongs to the AC (Advanced CMOS) logic family, which provides high-speed switching with low power consumption and is compatible with both CMOS and TTL input and output voltage levels.
What package does the SN74AC533PWRE4 come in?
The SN74AC533PWRE4 is housed in a 20-pin TSSOP package (JESD-30 code R-PDSO-G20), offering a compact, surface-mount footprint suited for high-density PCBs in telecommunications, computing, and industrial control equipment.
What is the specified load capacitance for the SN74AC533PWRE4?
The SN74AC533PWRE4 is characterized with a 50pF load capacitance, which reflects its ability to drive standard PCB trace capacitances at AC logic speeds while maintaining specified propagation delay and output drive characteristics.
How many data bits does the SN74AC533PWRE4 latch?
The SN74AC533PWRE4 latches 8 bits (one octal word) simultaneously, making it ideal for capturing parallel data bytes from microprocessor buses, memory interfaces, and FPGA I/O ports in a single clock cycle.
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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.
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