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SN74AHC138DR
+BOMIC DECODER/DEMUX 1X3:8 16SOIC
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Nhà sản xuấtTexas Dụng cụ
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Ông. Phần #SN74AHC138DR
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Có sẵn5349
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | 74AHC |
| ProductStatus | Active |
| Type | Decoder/Demultiplexer |
| Circuit | 1 x 3:8 |
| IndependentCircuits | 1 |
| Current-OutputHighLow | 8mA, 8mA |
| VoltageSupplySource | Single Supply |
| Voltage-Supply | 2V ~ 5.5V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 16-SOIC (0.154, 3.90mm Width) |
Tổng quan
Description
Key features include:
1. High-Speed Operation: Offers fast response times suitable for high-speed applications.
2. Low Power Consumption: Operates efficiently, conserving power.
3. Wide Voltage Range: Typically operates at 2.0V to 5.5V, making it versatile for various systems.
4. Enable Inputs: Allows for easy cascading of multiple decoders.
The SN74AHC138DR is commonly used in applications requiring address decoding, data routing, or signal demultiplexing. It is housed in an SOIC-16 (Small Outline Integrated Circuit) package, making it suitable for surface-mount technology.
Equivalent
1. 74HC138 by NXP
2. CD74HC138 by Texas Instruments
3. MC74HC138 by ON Semiconductor
4. TC74HC138 by Toshiba
5. MM74HC138 by Fairchild Semiconductor
These equivalents offer similar functionality and are widely used in digital circuits for decoding applications. Always check the datasheet for specific electrical characteristics and compatibility.
Features
1. High-Speed Operation: Offers a typical propagation delay of around 6.5 ns, making it suitable for high-speed applications.
2. Low Power Consumption: Consumes less power due to advanced CMOS technology.
3. Operating Voltage: Supports a wide voltage range from 2V to 5.5V, providing flexibility for various applications.
4. Inputs and Outputs: Features 3 binary control inputs, 8 outputs, and 3 enable inputs that allow for expansion to a 1-of-32 decoder using multiple chips.
5. Output Drive: Can drive up to 8 LSTTL loads, facilitating strong signal integrity across systems.
6. Latch-Up Performance: Exhibits excellent latch-up performance, compliant with JEDEC standard JESD-17.
7. Package: Available in SOIC-16 (Small Outline Integrated Circuit) packaging for space-efficient design implementations.
These features make the SN74AHC138DR ideal for applications requiring efficient decoding with minimal power usage and fast operational speeds.
Manufacturer
Application
1. Memory Address Decoding: Facilitates the selection of specific memory locations in microprocessor systems.
2. Data Routing: Directs data paths in communication systems.
3. Multiplexing/Demultiplexing: Used in data multiplexing applications to select one of the several input lines.
4. Signal Gating: Controls signal flow in digital systems, enabling or disabling specific parts.
5. Peripheral Device Selection: Helps in selecting peripheral devices in embedded systems.
Its high-speed operation and low power consumption make it suitable for various industrial and consumer electronics applications.