可在电源电压低至 1.8V 的条件下正常运作的低电压 RF 器件系列。这些器件包括 RF 前端、I-Q 调制器、IF 解调器和 RSSI 接收器，它们组合起来形成了一个 2GHz 收发器。(5)
| 型号 | Min Frequency | Max Frequency | Isupply | Supply Voltage Range | Features | Description | Applications | Packages | 数据手册DataSheet下载 |
| LT5500 | 1,800 | 2,700 | 23 | 1.8V to 5.25V | Dual LNA gain setting: +13dB/-14dB at 2.5GHz. double-balanced mixer. internal LO buffer | 1.8GHz to 2.5GHz RF Receiver Front End | IEEE802.11 DSSS and FHSS. WLAN. WLL | SSOP-24 | LT5500 |
| LT5502 | 70 | 400 | 25 | 1.8V to 5.25V | 84dB Limiting Gain & RSSI | 400MHz Quadrature IF Demodulator with RSSI | IEEE802.11 DSSS and FHSS. WLAN. WLL | SSOP-24 | LT5502 |
| LT5503 | 1,200 | 2,700 | 11.9 | 1.8V to 5.25V | Direct IQ modulator with integrated 90 degree phase shifter. four step RF power control. 120MHz modulation bandwidth. independent double-balanced mixer | 1.2GHz to 2.7GHz Direct IQ Modulator and Mixer | IEEE802.11 DSSS and FHSS. WLAN. WLL | TSSOP-20 | LT5503 |
| LT5506 | 40 | 500 | 26.5 | 1.8V to 5.25V | VGA + 8.8MHz LPF | 40MHz to 500MHz Quadrature Demodulator with VGA | IEEE802.11 DSSS and FHSS. WLAN. WLL | QFN-16 | LT5506 |
| LT5546 | 40 | 500 | 24 | 1.8V to 5.25V | VGA + 17MHz LPF | 40MHz to 500MHz Quadrature Demodulator with VGA and 17MHz Baseband Filter | GPS receivers, WLL, wireless broadband access, satellite receivers, 802.11 access points | QFN-16 | LT5546 |
