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74LS138 - 1-to-8 Decoder/Demultiplexer IC - SOP-16 SMD Package
The 74LS138 is a high-speed 1-to-8 decoder/demultiplexer IC that translates binary input data into active-low outputs. This versatile IC can be used in a wide range of applications, such as data demultiplexing, memory address decoding, and more. The 74LS138 is designed for use in TTL-compatible circuits and features active-low enable inputs to facilitate input control. It is available in a compact SOP-16 SMD package, making it suitable for modern PCB designs.
Specifications:
- IC Type: 1-to-8 Decoder/Demultiplexer
- Package Type: SOP-16 SMD
- Package Size: 16 Pins
- Operating Voltage: 4.75 V to 5.25 V
- Propagation Delay: 21 ns (typical)
- Power Consumption: 32 mW (typical)
- Operating Temperature Range: 0°C to +70°C
Pin Configuration:
- E1: Enable input (active low)
- E2: Enable input (active low)
- E3: Enable input (active high)
- A0: Address input 0
- A1: Address input 1
- A2: Address input 2
- Y7: Output 7 (active low)
- GND: Ground
- Y6: Output 6 (active low)
- Y5: Output 5 (active low)
- Y4: Output 4 (active low)
- Y3: Output 3 (active low)
- Y2: Output 2 (active low)
- Y1: Output 1 (active low)
- Y0: Output 0 (active low)
- VCC: Positive supply voltage
Features:
- Decodes 3 binary inputs into 8 mutually exclusive outputs
- Active-low outputs
- Three enable inputs for versatile control
- High noise immunity
- Low power consumption
- TTL-compatible inputs and outputs
Applications:
- Data demultiplexing
- Memory address decoding
- Logic circuit expansion
- Signal routing in digital systems
- Microprocessor systems
Package Includes:
- 1 x 74LS138 - 1-to-8 Decoder/Demultiplexer IC (SOP-16 SMD Package)
Note: Product images are for illustrative purposes only and may differ from the actual product.
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1. Damaged During Shipment
If you receive a product damaged during shipment, please notify us within the 3 days of you receive the product, supported by the proper pictures and description. Once our support team accept the return, we will provide a replacement or a complete refund including the return shipping cost.2. Wrong Item Shipped
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Limitation of Returns
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