SN74LS652DWIn StockTexas Instruments
SN74LS652DW is an octal bus transceiver and register IC with bidirectional control and multiplexed registered/real-time data transmission. Features independent control inputs and 45pF load capacitance in 24-pin SOIC package. From $7.78 with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 24
- Lifecycle
- ACTIVE
- Datasheet
- SN74LS652DW Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $7.7800(MOQ 1)
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Bidirectional octal bus transceiver with independent control for flexible data flow management
- Multiplexed transmission supporting both registered and real-time data on a shared bus
- 45pF load capacitance with LS family TTL logic for robust signal integrity
- 24-pin SOIC (R-PDSO-G24) package with RoHS-compliant Pb-free construction
- Separate register and transceiver enable controls for versatile bus architectures
Applications
The SN74LS652DW is widely used in industrial computing and embedded systems for bidirectional data bus management between processors and peripherals. It is well suited for memory bus interfaces, backplane interconnects, and multi-board communication where multiplexed registered and real-time data transmission is required. Its independent control inputs make it ideal for complex bus arbitration in telecom equipment, industrial controllers, and data acquisition systems.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Additional Feature | SELECT INPUT FOR MULTIPLEXED TRANSMISSION OF REGISTERED/REAL TIME DATA |
| Control Type | INDEPENDENT CONTROL |
| Count Direction | BIDIRECTIONAL |
| Family | LS |
| JESD-30 Code | R-PDSO-G24 |
| JESD-609 Code | e4 |
| Load Capacitance (CL) | 45pF |
| Logic IC Type | REGISTERED BUS TRANSCEIVER |
| 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 | PLASTIC/EPOXY |
| Package Equivalence Code | SOP24,.4 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Packing Method | TUBE |
| Peak Reflow Temperature (Cel) | 260 |
| Power Supply Current-Max (ICC) | 180mA |
| Prop. Delay@Nom-Sup | 20ns |
| Propagation Delay (tpd) | 36ns |
| Qualification Status | Not Qualified |
| Schmitt Trigger | NO |
| Supply Voltage-Max (Vsup) | 5.25V |
| Supply Voltage-Min (Vsup) | 4.75V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | TTL |
| Temperature Grade | COMMERCIAL |
| 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) | 30 |
| Trigger Type | POSITIVE EDGE |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
| Country of Origin | Taiwan |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the SN74LS652DW and what does it do?
The SN74LS652DW is an octal bus transceiver and register from Texas Instruments in the LS TTL logic family. It supports bidirectional data transfer between two buses with a select input that allows multiplexed transmission of either registered or real-time data, making it ideal for complex bus-sharing applications.
What are the key electrical specifications of the SN74LS652DW?
The SN74LS652DW operates with a load capacitance of 45pF and follows LS-family TTL logic levels. It is housed in a 24-pin SOIC package (JESD-30 code R-PDSO-G24) and is fully RoHS-compliant with a Pb-free construction code e4, suitable for modern manufacturing environments.
What applications is the SN74LS652DW suitable for?
This device is commonly used in memory bus interfaces, backplane data routing, industrial controllers, and telecom equipment where bidirectional multiplexed bus transmission is needed. Its independent control inputs support complex bus arbitration schemes in multi-board and embedded system designs.
Are there pin-compatible or functional alternatives to the SN74LS652DW?
Functional alternatives include the SN74LS645 (non-registered octal transceiver) and SN74ABT652 (advanced BiCMOS version with faster switching). For drop-in replacements, look for devices with the same 24-pin SOIC footprint and compatible LS TTL logic levels from manufacturers such as ON Semiconductor or NXP.
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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 |
|---|---|---|
| 1+ | $12.6000 | $12.60 |
| 2+ | $11.3008 | $22.60 |
| 3+ | $9.9447 | $29.83 |
| 10+ | $9.2420 | $92.42 |
| 25+ | $8.2500 | $206.25 |
| 100+ | $7.7800 | $778.00 |
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