RFSA2514 Serial Controlled Digital Step Attenuator 50MHz to 4000MHz, 5-Bit, 0.5dB LSB
RFMD's RFSA2514 is a 5-bit digital step attenuator (DSA) that features high linearity over the entire 15.5dB gain control range with excellent step accuracy in 0.5dB steps. The RFSA2514 is programmed via a serial mode control interface that is both 3V and 5V compatible. The RFSA2514 also offers a rugged Class 1C HBM ESD rating via on-chip ESD circuitry. The MCM package is footprint compatible with most 24-pin, 4mm x 4mm, QFN packages.
技术特性 Features
- Frequency Range 50MHz to 4000MHz
- 5-Bits, 15.5dB Range, 0.5dB Step
- High Linearity, IIP3 >48dBm
- 3V and 5V Logic Compatible
- Serial-to-Parallel Controller
- Serial Programming Interface
- Power-up Programming Modes
- On-chip ESD Protection Class 1C HBM
- Single Supply, 3V to 5V Operation
- Footprint Compatible with Most 24-Pin, 4mm x 4mm, QFNs
功能框图 Functional Block Diagram
应用领域 Applications
- Transceiver RF and IF Applications
- Cellular, PCS, GSM, UMTS, LTE,WiMax/WiFi
- Wireless Data, Satellite Terminals
- Test Equipment
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技术指标
| Frequency Range (Min) (MHz): |
50 |
| Frequency Range (Max) (MHz): |
4000 |
| Number of Bits (dB): |
5 |
| Step Size (dB): |
0.5 |
| Attenuation Range (dB): |
15.5 |
| Insertion Loss (dB): |
1.23 |
| IIP3 (dBm): |
49 |
| Interface: |
Serial |
| VSUPPLY (V): |
5 |
| Package: |
MCM |
产品实物图
订购信息 Ordering Information
- RFSA2514SR 7” reel with 100 pieces
- RFSA2514SQ Sample bag with 25 pieces
- RFSA2514TR7 7” reel with 750 pieces
- RFSA2514TR13 13” reel with 2500 pieces
- RFSA2514PCK-410 50MHz to 4000MHz PCBA with 5-piece sample bag
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