Part Details for SN74ALS641ADW by Texas Instruments
Results Overview of SN74ALS641ADW by Texas Instruments
- Distributor Offerings: (2 listings)
- Number of FFF Equivalents: (9 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (10 options)
- CAD Models: (Available)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
SN74ALS641ADW Information
SN74ALS641ADW by Texas Instruments is a Bus Driver/Transceiver.
Bus Driver/Transceivers are under the broader part category of Logic Components.
Digital logic governs the behavior of signals in electronic circuits, enabling complex decisions based on simple binary inputs (yes/no). Logic components perform operations from these signals. Read more about Logic Components on our Logic part category page.
Price & Stock for SN74ALS641ADW
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
|
|
Rochester Electronics | Bus Transceiver, ALS Series, 8-Func, 8-Bit, True Output, TTL, PDSO20 RoHS: Compliant Status: Obsolete Min Qty: 1 | 5650 |
|
$3.1700 / $3.9600 | Buy Now |
|
|
Ameya Holding Limited | SN74ALS641ADW , 8位 非反相 总线收发器, 20针 SOIC封装 | 5479 |
|
RFQ |
US Tariff Estimator: SN74ALS641ADW by Texas Instruments
Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.
Part Details for SN74ALS641ADW
SN74ALS641ADW CAD Models
-
Part Symbol
-
Footprint
-
3D Model
Available Download Formats
By downloading CAD models, you agree to our Terms & Conditions and Privacy Policy
SN74ALS641ADW Part Data Attributes
|
|
SN74ALS641ADW
Texas Instruments
Buy Now
Datasheet
|
Compare Parts:
SN74ALS641ADW
Texas Instruments
Octal Bus Transceivers With Open-Collector Outputs 20-SOIC 0 to 70
|
| Rohs Code | Yes | |
| Part Life Cycle Code | Obsolete | |
| Part Package Code | SOIC | |
| Package Description | Sop, Sop20,.4 | |
| Pin Count | 20 | |
| Reach Compliance Code | Compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.01 | |
| Additional Feature | With Direction Control | |
| Control Type | Common Control | |
| Count Direction | Bidirectional | |
| Family | Als | |
| JESD-30 Code | R-PDSO-G20 | |
| JESD-609 Code | e4 | |
| Length | 12.8 Mm | |
| Load Capacitance (CL) | 50 Pf | |
| Logic IC Type | Bus Transceiver | |
| Max I(ol) | 0.024 A | |
| Moisture Sensitivity Level | 1 | |
| Number of Bits | 8 | |
| Number of Functions | 8 | |
| Number of Ports | 2 | |
| Number of Terminals | 20 | |
| Operating Temperature-Max | 70 °C | |
| Operating Temperature-Min | ||
| Output Characteristics | Open-Collector | |
| Output Polarity | True | |
| Package Body Material | Plastic/Epoxy | |
| Package Code | SOP | |
| 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) | 47 Ma | |
| Prop. Delay@Nom-Sup | 25 Ns | |
| Propagation Delay (tpd) | 18 Ns | |
| Qualification Status | Not Qualified | |
| Schmitt Trigger | No | |
| Seated Height-Max | 2.65 Mm | |
| Supply Voltage-Max (Vsup) | 5.5 V | |
| Supply Voltage-Min (Vsup) | 4.5 V | |
| Supply Voltage-Nom (Vsup) | 5 V | |
| Surface Mount | Yes | |
| Technology | Ttl | |
| Temperature Grade | Commercial | |
| Terminal Finish | Nickel Palladium Gold | |
| Terminal Form | Gull Wing | |
| Terminal Pitch | 1.27 Mm | |
| Terminal Position | Dual | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Width | 7.5 Mm |
Alternate Parts for SN74ALS641ADW
This table gives cross-reference parts and alternative options found for SN74ALS641ADW. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of SN74ALS641ADW, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| SN74LS641DW | onsemi | Check for Price | LS SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDSO20, PLASTIC, SOIC-20 | SN74ALS641ADW vs SN74LS641DW |
| SN74ALS641ADWRE4 | Texas Instruments | Check for Price | ALS SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDSO20, GREEN, PLASTIC, SO-20 | SN74ALS641ADW vs SN74ALS641ADWRE4 |
| SN74ALS641A-1DWRG4 | Texas Instruments | Check for Price | ALS SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDSO20, GREEN, PLASTIC, SO-20 | SN74ALS641ADW vs SN74ALS641A-1DWRG4 |
| SN74LS641-1DWRG4 | Texas Instruments | Check for Price | LS SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDSO20, GREEN, PLASTIC, SOIC-20 | SN74ALS641ADW vs SN74LS641-1DWRG4 |
| SN74ALS641A-1DWR | Texas Instruments | Check for Price | OCTAL BUS TRANSCEIVER O.C. 20-SOIC 0 to 70 | SN74ALS641ADW vs SN74ALS641A-1DWR |
| SN74LS641-1DWRE4 | Texas Instruments | Check for Price | Octal bus transceivers with open collector outputs 20-SOIC 0 to 70 | SN74ALS641ADW vs SN74LS641-1DWRE4 |
| SN74ALS641A-1DWG4 | Texas Instruments | Check for Price | OCTAL BUS TRANSCEIVER O.C. 20-SOIC 0 to 70 | SN74ALS641ADW vs SN74ALS641A-1DWG4 |
| SN74LS641DWRE4 | Texas Instruments | Check for Price | Octal bus transceivers with open collector outputs 20-SOIC 0 to 70 | SN74ALS641ADW vs SN74LS641DWRE4 |
| SN74LS641DWE4 | Texas Instruments | Check for Price | LS SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDSO20, GREEN, PLASTIC, SOIC-20 | SN74ALS641ADW vs SN74LS641DWE4 |
SN74ALS641ADW Frequently Asked Questions (FAQ)
-
The maximum operating frequency of the SN74ALS641ADW is 100 MHz, but it can vary depending on the system design and capacitive loading.
-
To ensure signal integrity, use proper PCB layout techniques, such as impedance matching, signal routing, and decoupling. Also, consider using series termination resistors and/or parallel termination resistors to reduce signal reflections.
-
The recommended power-on sequence is to apply VCC first, followed by VEE, and then the input signals. This sequence helps prevent latch-up and ensures proper device operation.
-
Yes, the SN74ALS641ADW can operate in a 3.3V system, but the output voltage will be limited to VCC - 0.5V. Additionally, the input voltage threshold may not be compatible with 3.3V logic levels, so level translation may be required.
-
To handle thermal issues, ensure good airflow around the device, use a heat sink if necessary, and avoid operating the device at maximum power dissipation for extended periods. Also, consider using a thermal pad or thermal interface material to improve heat transfer.