SN74ALS620ADWIn StockTexas Instruments
SN74ALS620ADW is an octal bus transceiver with independent output enable for each direction, featuring bidirectional ALS-family logic, 50pF load capacitance, and 20-pin SOIC package. From $4.16, in stock, worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 20
- Lifecycle
- ACTIVE
- Datasheet
- SN74ALS620ADW Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $4.1600(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 output enable control for each direction
- Advanced Low-power Schottky (ALS) family logic ensuring high-speed, low-power operation
- 50pF load capacitance support for reliable signal integrity in bus applications
- 20-pin SOIC (R-PDSO-G20) package for easy PCB integration and space-efficient designs
- RoHS compliant (Pb-free) construction meeting modern environmental standards
Applications
The SN74ALS620ADW is widely used in microprocessor and microcontroller bus interface applications where bidirectional data transfer between two buses is required. It serves as a data buffer in memory expansion systems, I/O port expansion, and industrial control equipment where independent directional control is essential. The device is also found in telecommunications equipment, test and measurement instruments, and embedded systems requiring reliable bidirectional data bus management.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Additional Feature | WITH INDEPENDENT OUTPUT ENABLE FOR EACH DIRECTION |
| Control Type | INDEPENDENT CONTROL |
| Count Direction | BIDIRECTIONAL |
| Family | ALS |
| JESD-30 Code | R-PDSO-G20 |
| JESD-609 Code | e4 |
| Load Capacitance (CL) | 50pF |
| Logic IC Type | 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 | INVERTED |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP20,.4 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Packing Method | TUBE |
| Peak Reflow Temperature (Cel) | 260 |
| Power Supply Current-Max (ICC) | 47mA |
| Prop. Delay@Nom-Sup | 10ns |
| Propagation Delay (tpd) | 10ns |
| Qualification Status | Not Qualified |
| Schmitt Trigger | NO |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 4.5V |
| 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 |
| 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 | Malaysia |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What are the key electrical characteristics of the SN74ALS620ADW?
The SN74ALS620ADW operates in the ALS (Advanced Low-power Schottky) logic family with a 50pF load capacitance (CL). It features independent output enable control for each direction, supports bidirectional data transfer, and is housed in a 20-pin SOIC package. The device is RoHS compliant (Pb-free) with JESD-609 code e4.
What applications is the SN74ALS620ADW suitable for?
The SN74ALS620ADW is ideal for microprocessor bus interfaces, memory expansion systems, I/O port expansion, and industrial control equipment. Its bidirectional capability with independent direction control makes it well-suited for data buffer applications in telecommunications equipment, embedded systems, and any design requiring reliable bus management between two separate data buses.
What is the package type and pin count of the SN74ALS620ADW?
The SN74ALS620ADW comes in a 20-pin SOIC (Small Outline Integrated Circuit) package, identified by the JESD-30 code R-PDSO-G20. The 'DW' suffix in the part number denotes this wide-body SOIC package, which offers a compact footprint suitable for surface-mount PCB assembly in space-constrained designs.
Are there alternative or compatible parts for the SN74ALS620ADW?
Compatible alternatives in the bus transceiver family include the SN74LS620 (standard LS logic), SN74F620 (fast logic variant), and SN74HC620 (CMOS logic with lower power consumption). When substituting, verify the logic family compatibility, output enable polarity, supply voltage requirements, and propagation delay specifications to ensure proper operation in your circuit.
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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+ | $8.3475 | $8.35 |
| 2+ | $5.5650 | $11.13 |
| 5+ | $4.1738 | $20.87 |
| 10000+ | $4.1600 | $41600.00 |
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