RFSA2514

RFSA2514 Serial Controlled Digital Step Attenuator 50MHz to 4000MHz, 5Bit, 0.5dB LSB RFSA2514 SERIAL CONTROLLED DIGITAL STEP ATTENUATOR 50MHz TO 4000MHz, 5-BIT, 0.5dB LSB Package: MCM, 24-Pin, 4.2mm x 4.2mm DATA NC LE CLK PUP NC 24 23 22 21 20 19 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 Applications  Transceiver RF and IF Applications  Cellular, PCS, GSM, UMTS, LTE, WiMax/WiFi  Wireless Data, Satellite Terminals  Test Equipment GND 1 VDD 2 GND 3 RF1 4 GND GND 5 6 SPI 5-Bit DSA 18 GND 17 GND 16 GND 15 RF2 14 GND 13 GND 7 8 9 10 11 12 GND GND GND GND GND GND Functional Block Diagram Product Description 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. Ordering Information RFSA2514SR RFSA2514SQ RFSA2514TR7 RFSA2514TR13 RFSA2514PCK-410 7” reel with 100 pieces ...