If you have any questions, you can contact us quickly in the following ways:
Tel : 0086-13530066728
Tel : 0086-17665333363
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Shipping | Delivery Period | Packages will be arranged for delivery within 1-2 days from the date of all items arrive at our warehouse.In stock items can be shipped out within 24 hours.Delivery Time depends on Shipping Method and Delivery Destinations. |
Shipping Rate | Shipping rate is based on size, weight, destination of the package. Wanxindawei offers competitive shipping options through top carriers DHL, FedEx and UPS. We also offer shipping account services for customers who wish to be billed directly for shipping. | |
Shipping Methods | ||
Shipping Tracking | Once the components are delivered, the tracking number will be notified via email immediately. The tracking number also could be found in order history. | |
Returning | Returning | All returns should be made within 60 days of date of invoice and be accompanied by the original invoice number, certificate of guarantee card, parts picture and a brief explanation or test report of the reason for the return. Returns will not be accepted after 60 days. Returned merchandise must be in original packaging and in resalable condition. Parts returned due to customer error at time of quote or sale will not be accepted. Please contact customer service for a return authorization before return shipment. |
Ordering | How to Buy | Online and offline orders both are available. Please find the order process guidance from below link.: https://www.wanxindawei.com/ If you have any operation issue, please feel free to contact with our customer service. |
Payment | TT in advance (bank transfer), Western Union, Credit card , PayPal.Customer is responsible for shipping fee, bank charges, duties and taxes. |
型号 | 产品状态 | V CC (V) | 逻辑切换电平 | 输出驱动能力 (mA) | t pd (ns) | 位数 | 功耗注意事项 | ŤAMB(℃) | R th(ja) (K/W) | Ψ th(j-top) (K/W) | R th(jc) (K/W) | 包裹名字 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
74HC573D | 生产 | 2.0 - 6.0 | CMOS | ± 7.8 | 14 | 8 | 低的 | -40~125 | 85 | 27.5 | 61 | SO20 |
74HC573; 74HCT573 是一个具有三态输出的 8 位 D 型透明锁存器。该器件具有锁存使能 (LE) 和输出使能 (OE) 输入。当 LE 为高电平时,输入端的数据进入锁存器。在这种情况下,锁存器是透明的,每次对应的 D 输入发生变化时,锁存器的输出都会发生变化。当 LE 为低电平时,锁存器存储在 LE 的高电平到低电平转换之前的设置时间出现在输入端的信息。 OE 上的高电平导致输出呈现高阻抗关断状态。 OE 输入的操作不会影响锁存器的状态。输入包括钳位二极管。这使得可以使用限流电阻将输入连接到超过 VCC 的电压。