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78Q2123
78Q2123 - Brand New TDK Corporation 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
Product Details
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[ Teridian Semiconductor Corporation ]
DESCRIPTION
The 78Q2123 and 78Q2133, MicroPHY™, are the smallest 10BASE-T/100BASE-TX Fast Ethernet transceivers in the market. They include integrated MII, ENDECs, scrambler/descrambler, dual-speed clock recovery, and full-featured auto- negotiation functions. The transmitter includes an on-chip pulse shaper and a low-power line driver.
FEATURES
• Smallest 10/100 PHY available
• 10BASE-T/100BASE-TX IEEE-802.3 compliant TX and RX functions requiring a
dual 1:1 isolation transformer interface to the line
• Integrated MII, 10BASE-T/100BASE-TX ENDEC, 100BASE-TX scrambler/descrambler,
and full featured auto-negotiation function
• Full duplex operation capable
• Automatic MDI/MDI-X cross over correction
• Register-programmable transmit amplitude
• Automatic polarity correction during auto negotiation and 10BASE-T signal
reception
• Power-saving and power-down modes including transmitter disable
• 2 Programmable LED indicators (Link and Activity by default)
• User programmable Interrupt pin
• Package: 32-QFN (5x5 mm) 32-TPFP (5x5 mm)
• Low Power (~290mW)
• Single 3.3 V ±0.3V Supply
• 78Q2123 rated for 0°C to 70°C operation
• 78Q2133 rated for -40°C to 85°C operation
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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