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Part Details for SN74AHCT138DBR by Texas Instruments
Results Overview of SN74AHCT138DBR by Texas Instruments
- Distributor Offerings: (3 listings)
- Number of FFF Equivalents: (1 replacement)
- CAD Models: (Available)
- Number of Functional Equivalents: (10 options)
- 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.
SN74AHCT138DBR Information
SN74AHCT138DBR by Texas Instruments is a Decoder/Driver.
Decoder/Drivers 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 SN74AHCT138DBR
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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DISTI #
296-4664-1-ND
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DigiKey | IC DECODER/DEMUX 1 X 3:8 16-SSOP Min Qty: 1 Lead time: 6 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) |
3992 In Stock |
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$0.1523 / $0.3900 | Buy Now |
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DISTI #
595-SN74AHCT138DBR
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Mouser Electronics | Encoders, Decoders, Multiplexers & Demultiplexers Line Decoder RoHS: Compliant | 1928 |
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$0.1550 / $0.3900 | Buy Now |
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Bristol Electronics | Min Qty: 13 | 1680 |
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$0.1155 / $0.4125 | Buy Now |
Part Details for SN74AHCT138DBR
SN74AHCT138DBR CAD Models
SN74AHCT138DBR Part Data Attributes
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SN74AHCT138DBR
Texas Instruments
Buy Now
Datasheet
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Compare Parts:
SN74AHCT138DBR
Texas Instruments
3-Line to 8-Line Decoder / Demultiplexer 16-SSOP -40 to 85
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| Pbfree Code | Yes | |
| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Ihs Manufacturer | TEXAS INSTRUMENTS INC | |
| Part Package Code | SOIC | |
| Pin Count | 16 | |
| Reach Compliance Code | compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.01 | |
| Samacsys Manufacturer | Texas Instruments | |
| Additional Feature | 3 ENABLE INPUTS | |
| Family | AHCT/VHCT/VT | |
| Input Conditioning | STANDARD | |
| JESD-30 Code | R-PDSO-G16 | |
| JESD-609 Code | e4 | |
| Length | 6.2 mm | |
| Load Capacitance (CL) | 50 pF | |
| Logic IC Type | 3-LINE TO 8-LINE DECODER | |
| Max I(ol) | 0.008 A | |
| Moisture Sensitivity Level | 1 | |
| Number of Bits | 8 | |
| Number of Functions | 1 | |
| Number of Terminals | 16 | |
| Operating Temperature-Max | 85 °C | |
| Operating Temperature-Min | -40 °C | |
| Output Characteristics | 3-STATE | |
| Output Polarity | INVERTED | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | SSOP | |
| Package Equivalence Code | SSOP16,.3 | |
| Package Shape | RECTANGULAR | |
| Package Style | SMALL OUTLINE, SHRINK PITCH | |
| Packing Method | TR | |
| Peak Reflow Temperature (Cel) | 260 | |
| Power Supply Current-Max (ICC) | 0.04 mA | |
| Prop. Delay@Nom-Sup | 12 ns | |
| Propagation Delay (tpd) | 13 ns | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 2 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 | CMOS | |
| Temperature Grade | INDUSTRIAL | |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | |
| Terminal Form | GULL WING | |
| Terminal Pitch | 0.65 mm | |
| Terminal Position | DUAL | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Width | 5.3 mm |
Alternate Parts for SN74AHCT138DBR
This table gives cross-reference parts and alternative options found for SN74AHCT138DBR. 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 SN74AHCT138DBR, 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 |
|---|---|---|---|---|
| SN74AHCT138DBRE4 | Texas Instruments | Check for Price | AHCT/VHCT/VT SERIES, OTHER DECODER/DRIVER, INVERTED OUTPUT, PDSO16, GREEN, PLASTIC, SSOP-16 | SN74AHCT138DBR vs SN74AHCT138DBRE4 |
SN74AHCT138DBR Frequently Asked Questions (FAQ)
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The maximum operating frequency of the SN74AHCT138DBR is 100 MHz, but it can vary depending on the specific application and operating conditions.
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To ensure signal integrity, use proper PCB layout techniques, such as using short signal traces, minimizing impedance mismatch, and adding termination resistors as needed. Additionally, consider using a signal integrity analysis tool to simulate and optimize your design.
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The SN74AHCT138DBR is a 5V device, but it can be used in 3.3V systems with proper voltage translation and level shifting. However, the device's performance and functionality may be affected, and additional circuitry may be required to ensure compatibility.
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To ensure proper power sequencing, follow the recommended power-up and power-down sequences outlined in the datasheet. Additionally, consider using power sequencing controllers or voltage supervisors to manage power distribution and ensure that all devices are powered up and down in the correct order.
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The recommended operating temperature range for the SN74AHCT138DBR is -40°C to 85°C. However, the device can operate at temperatures outside this range, but its performance and reliability may be affected.