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W81181D
W81181D - Brand New Winbond Electronics IC Chips
Credit Card - One-month free return and one year warranty.
- Full or Partial Refund, if the item is not as described
- Full Refund if you don't receive your order
GENERAL DESCRIPTION
W81181D, an high integrated 4 port USB hub controller which integrates a microcontroller, implements a medium speed (12 MHz) and slow speed (1.5 MHz) Universal Serial Bus (USB) hub control interface. It supports one upstream, four downstream ports and a serial interface. W81181D can be act as multifunction USB device. For example, the whole system can be designed as an USB HUB plus an USB mouse or an USB HUB plus an IR receiver, and no down stream port be occupied as well as no other component needed.
FEATURES
• Full compliance with USB spec Rev 1.1 and HID Class Definition Rev 1.0
• Compliance with USB Hub spec Rev 1.1
• Support multiple endpoints for standalone hub with attached function
• Embedded microprocessor--8052 ( 6K ROM + 256 Byte RAM)
• Support auto-detected two power source mode between bus power mode and self
power mode.
• 12-MHz crystal/oscillator input to lower EMI (W81181D)
• 48-Mhz oscillator input for motherboard application (W81181AD)
• Support Suspend and Resume operation
• Four downstream ports with per port overcurrent protection
• Two endpoints for hub (Control and Interrupt)
• LED display supports bright/blinking alternative for port enable and
OCP(over current protection) flags
• Single 5V supplied with embedded 5V-3.3V regulator
• Three endpoints for attached device (one Control and two Interrupt)
• Provides the external pull-up resistor control for the up-stream connection.
• Perport/Global downstream port power control optional
• Packaged in 48-pin LQFP
• 5V CMOS device
Shipping
| First item | Additional item | Service | Description |
|---|---|---|---|
| $0.00 | Free | Free Shipping | Estimated 15-30 business days via Registered Air Mail or others |
| $27.50 | Free | Expedited Shipping | Estimated delivery time is 3-5 business days, with some areas possibly taking 6-9 business days depending on the shipping address. The main courier companies include but are not limited to UPS, DHL, and FedEx. |
| $0.00 | Free | Buyer cooperating carrier | Using buyer's cooperating carrier. Buyer should create a shipping label and share it to us. And then we will call carrier for pickup |
| $38.00 | Free | Expedited Shipping | Estimated delivery time is 3-5 business days, with some areas possibly taking 6-9 business days depending on the shipping address. The main courier companies include but are not limited to UPS, DHL, and FedEx. |
Delivery
- The transportation time may be delayed due to customs clearance, local holidays or abnormal events.
- The estimated time is based on the fastest speed provided by commercial couriers (DHL, FedEx, UPS etc).
- The estimated time does not include the lead time of the item. The lead time of most items is 2–5 business days. If more than 5 working days are needed, we will manually confirm with you.
| Flag | Country | Express Delivery | Standard Delivery |
|---|---|---|---|
 | United States | 3 - 5 days | 10-15 days |
 | Canada | 3 - 5 days | 10-20 days |
 | Mexico | 3 - 5 days | 10-17 days |
 | Germany | 3 - 5 days | 10-12 days |
 | Italy | 3 - 5 days | 10-15 days |
 | United Kingdom | 3 - 5 days | 10-12 days |
Estimated Delivery
This item requires 2-5 business days for processing before shipping after payment is confirmed. And depending on the destination and shipping method.
Return Policy
| Return window | Refund type | Return shipping |
|---|---|---|
| 60 days after receiving item | Money Back or Replacement | Buyer pays for return shipping |
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