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SN74LVC138APWR
+StücklisteIC DECODER/DEMUX 1X3:8 16TSSOP
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HerstellerTexas Instruments
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Herstellerteil #SN74LVC138APWR
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Spezifikationen
| Attribut | Wert |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Series | 74LVC |
| ProductStatus | Active |
| Type | Decoder/Demultiplexer |
| Circuit | 1 x 3:8 |
| IndependentCircuits | 1 |
| Current-OutputHighLow | 24mA, 24mA |
| VoltageSupplySource | Single Supply |
| Voltage-Supply | 1.65V ~ 3.6V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 16-TSSOP (0.173, 4.40mm Width) |
Übersicht
Description
When properly enabled, the selected output line corresponding to the binary value on the address inputs is driven low, while all other outputs remain high. This functionality makes it ideal for use in applications like memory address decoding, data routing, and logic demultiplexing. It also supports high-speed operation with low power consumption and includes features such as partial power-down mode and input/output clamping diodes that enhance performance and reliability. The SN74LVC138APWR is packaged in a TSSOP-16 package, which provides a compact footprint for space-constrained applications.
Equivalent
1. NXP 74LVC138PW
2. ON Semiconductor 74VHC138MTC
3. Microchip Technology 74HC138
4. Diodes Incorporated 74AHC138
These alternatives offer similar functionalities and pin configurations, suitable for use in various digital circuit applications. Always check the specific datasheets to ensure compatibility for your application needs.
Features
1. Operating Voltage Range: It functions effectively within a voltage range of 1.65 V to 3.6 V.
2. Low Power Consumption: The device is designed for low power consumption, making it suitable for battery-powered applications.
3. High-Speed Operation: It supports high-speed operation, with propagation delays significantly reduced compared to standard logic families.
4. TTL-Compatible Inputs: The inputs are TTL-compatible, ensuring compatibility with a wide range of devices.
5. Inputs Accept Voltages up to 5.5 V: This feature provides flexibility in interfacing with 5 V systems.
6. Latch-Up Performance: It is capable of withstanding 100 mA of current, surpassing JESD 78, Class II requirements.
7. Small Package Size: The PW package offers a compact form factor, suitable for space-constrained designs.
These features make the SN74LVC138APWR ideal for applications requiring efficient and fast logic signal decoding or demultiplexing in compact environments.
Pinout
1. A0, A1, A2 (Pins 1, 2, 3): These are address inputs.
2. G1 (Pin 6): Active high enable input.
3. G2A, G2B (Pins 4, 5): Active low enable inputs.
4. Y0 to Y7 (Pins 15, 14, 13, 12, 11, 10, 9, 7): These are the output pins, providing decoded output.
5. VCC (Pin 16): Supply voltage pin.
6. GND (Pin 8): Ground pin.
The device is used for decoding binary inputs into one of eight outputs and is commonly used in memory address decoding applications. It requires specific combinations of enable and address inputs to activate a particular output.