SKY13421-486LF

DATA SHEET SKY13421-486LF: 0.1-3.0 GHz DPxDT 2:1 Differential Switch Applications GSM, DCS, PCS, CDMA, WCDMA, and TD-SCDMA differential filter switching Features Broadband frequency range: 0.1 to 3.0 GHz Single positive voltage control: 1.3 V to 5.0 V Low insertion loss: 0.3 dB typical @ 1 GHz; 0.4 typical @ 2 GHz High isolation: 28 dB typical @ 1 GHz; 22 dB typical @ 2 GHz High P0.2dB Low phase error: 6 degrees typical @ 2 GHz Ultra-miniature, QFN (14-pin, 1.6 x 1.6 mm) package (MSL1, 260 °C per JEDEC J-STD-020) Figure 2. SKY13421-486LF Pinout – 14-Pin QFN (Top View) Figure 1. SKY13421-486LF Block Diagram Description The SKY13421-486LF is a pHEMT GaAs Double-Pole, DoubleThrow (DPxDT) switch designed for cellular infrastructure band switching applications. This device is a paired DPDT switch, controlled synchronously, that includes two Single-Pole, DoubleThrow (SPDT) switches with RF lines that cross inside the chip. The internal crossed switch arra...