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The 74HC138 is a 3:8 Decoder IC which is, it can control 8 output pins (Y0 to Y7) by just using three address pins (A0 to A2) as inputs. The IC also has 3 Enable pins which can be used to cascade more than 1 IC to control more output pins. The IC is used in application where there is a constraint for GPIO pin on the Microcontroller and multiple peripheral control is required. The specification of the IC is give below:
74HC138 IC Specifications and Features
- Operating Voltage: 2V to 6V
- Input rise and fall time: 500nS @ 4.5Vcc
- Minimum high level input voltage: 3.15V @ 4.5Vcc
- Maximum low level input voltage: 1.35V @ 4.5Vcc
- Sinks or sources 8 mA at VCC = 4.5V
- CMOS low power consumption
- Schmitt Trigger Action at All Inputs
Returns Policy
Due to the type of products we sell, we accept limited returns. Below are the conditions where we can accept a return request.
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
If your item looks different from what is shown in the image on our website, we will take the item back and provide a refund or replacement as per your choice.
Limitation of Returns
We don't accept the returns for the products damanged by improper use of the product. Moreover we don't accept the return, if the ordered product is not fit for any specific application. Please read the product specifications and datasheet before selecting and ordering a product. Returns are accepted only with 3 days from the date of delivery.Shipping
We ship to all over India with free shipping on all prepaid orders above 500. For Cash on Delivery orders INR 80 will be charged for orders below INR 599 and INR 30 will be charged for the orders above 599. Please contact to our support team at support@quartzcomponents.com for any question related to shipping.
Please note that the Minimum Order Value is INR 500 for COD orders.