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SN74HC138PWR
+BOMIC DECODER/DEMUX 1X3:8 16TSSOP
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제조업체텍사스 인스트루먼트(주)
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제조업체 부품 #SN74HC138PWR
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데이터시트 SN74HC138PWR DataSheet
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재고7503
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사양
| 속성 | 가치 |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Series | 74HC |
| ProductStatus | Active |
| Type | Decoder/Demultiplexer |
| Circuit | 1 x 3:8 |
| IndependentCircuits | 1 |
| Current-OutputHighLow | 5.2mA, 5.2mA |
| VoltageSupplySource | Single Supply |
| Voltage-Supply | 2V ~ 6V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 16-TSSOP (0.173, 4.40mm Width) |
개요
Description
When properly enabled, the selected output is driven low, while all other outputs remain high. The SN74HC138PWR is commonly used in memory address decoding, data routing, and logic circuit applications. It is compatible with TTL logic levels, making it easy to integrate with various digital systems. The device operates over a wide voltage range (2V to 6V) and is available in a TSSOP-16 package, which is compact and suitable for space-constrained designs.
Key features include fast switching speeds, low power consumption, and high noise immunity. These characteristics make the SN74HC138PWR ideal for a variety of digital logic applications requiring efficient address decoding and demultiplexing capabilities.
Equivalent
1. 74HC138 from NXP
2. CD74HC138 from Texas Instruments
3. MC74HC138 from ON Semiconductor
4. TC74HC138 from Toshiba
These are all similar 3-to-8 line decoders in the 74HC series, typically offering similar functionality and pin configuration. Always check the datasheets for exact electrical characteristics and compatibility.
Features
1. Supply Voltage Range: Operates from 2V to 6V, making it versatile for various applications.
2. High-Speed Operation: Provides fast switching times, suitable for performance-critical applications.
3. Low Power Consumption: Designed using advanced CMOS technology for low power usage.
4. Input and Output Characteristics: Features TTL-compatible inputs and the ability to drive up to 10 LSTTL loads.
5. Enable Inputs: Includes three enable inputs (two active-low and one active-high) which allow control and expansion capabilities.
6. Output Drive Capability: The device can drive 10 LSTTL loads.
7. Wide Operating Temperature Range: Ranges from -40°C to 85°C, allowing for use in various environments.
8. Package: Available in a TSSOP package, providing a compact footprint for space-constrained designs.
9. Logic Features: Logic function outputs are active-low, providing high flexibility for digital circuits.
These features make the SN74HC138PWR suitable for use in memory decoders, demultiplexing, and data-routing applications.
Pinout
Manufacturer
Application
1. Memory Address Decoding: Used to decode memory addresses in microprocessor-based systems.
2. Data Routing: Directs signals to different parts of a circuit, useful in data multiplexing and demultiplexing.
3. Control Signal Demultiplexing: Facilitates the distribution of control signals to multiple destinations.
4. Signal Demultiplexing: Used in communication systems to separate signals.
5. LED Display: Drives LED displays by selecting specific lines for illumination.
6. Peripheral Chip Selection: Selects peripheral devices in integrated circuits.
Its versatility makes it useful in digital electronics, including computing, communication, and consumer electronics.