RF3857 Dual Channel LNA with Bypass Mode
The RF3857 is a dual channel switchable low noise amplifier with a very high dynamic range designed for digital cellular WiMAX and WLAN applications. The device functions as an outstanding front end low noise amplifier. The bias current may be set externally. The IC is featured in a standard QFN 16-pin 3mmx3mm plastic package.
技术特性 Features
- Low Noise and High Intercept Point
- Adjustable Bias Current
- Power Down Control
- Low Insertion Loss Bypass Feature
- 1.8V to 4V Operation (See “Bias Note” on Page 3)
- 0.9GHz to 4.0GHz Operation
功能框图 Functional Block Diagram
应用领域 Applications
- WiFi LNA with Bypass Feature
- WiMAX LNA with Bypass Feature
- CDMA PCS LNA with Bypass Feature
- Suitable for 1x2 or 2x1 MIMO Applications
- Commercial and Consumer Systems
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技术指标
| Frequency Range (Min) (MHz): |
900 |
| Frequency Range (Max) (MHz): |
4000 |
| Gain (dB): |
14 |
| NF (dB): |
1.3 |
| OP1dB (dBm): |
11 |
| OIP3 (dBm): |
21 |
| VSUPPLY (V): |
3 |
| ISUPPLY (mA): |
7 |
| Package: |
QFN-16 |
订购信息 Ordering Information
- RF3857 Standard 25 piece bag
- RF3857SR Standard 100 piece reel
- RF3857TR7 Standard 2500 piece reel
- RF3857PCK-410 Fully assembled evaluation board tuned for 2.0GHz to
3.0GHz and 5 loose sample pieces
- RF3857PCK-411 Fully assembled evaluation board tuned for 3.1GHz to
4.0GHz and 5 loose sample pieces
产品实物图
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订购信息 Ordering Information
| 订购型号 |
MOQ* |
INC* |
Packaging and Shipping Details |
QTY |
Per 1 EA |
| RF3857 |
25 EA |
25 EA |
Standard 25 Piece Reel Shipping From Greensboro |
1+ |
$1.79 |
| RF3857SR |
100 EA |
100 EA |
Standard 100 Piece 7" Short Reel Shipping From Greensboro |
100+ |
$1.25 |
| RF3857TR7 |
2500 EA |
2500 EA |
Standard 2500 Piece 7" Reel Shipping From Greensboro |
750+ |
$0.87 |
| RF3857PCK-411 |
1 EA |
1 EA |
Standard 1 Shipping From Greensboro |
1+ |
$150.00 |
