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Спецификации
| Атрибут | Ценность |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | Laser Diode Driver |
| DataRate | 11.3Gbps |
| NumberofChannels | 1 |
| Voltage-Supply | 2.95V ~ 3.63V |
| Current-Supply | 55 mA |
| Current-Modulation | 85mA |
| Current-Bias | 105 mA |
| OperatingTemperature | -40°C ~ 95°C |
| Package/Case | 16-WFQFN Exposed Pad |
| SupplierDevicePackage | 16-TQFN (3x3) |
Обзор
Description
MAX3949ETE+T is a Maxim Integrated RF front-end IC, an extended-temperature, tape-and-reel version of the MAX3949 family. It is a broadband RF switch used in wireless transceivers to route RF signals between the antenna and transmitter/receiver blocks. The device integrates the RF switch with biasing networks and uses a single control signal to toggle the RF path, simplifying matching networks and PCB layout. Key advantages include low insertion loss, high isolation, a compact package, and operation over an extended temperature range for harsh environments. Typical applications: portable wireless devices and RF front-ends in receivers/transmitters (ISM bands, etc.). For precise electrical specs (frequency range, insertion loss, isolation, supply and control voltages, temperature range, and packaging), consult the MAX3949ETE+T datasheet and application notes.
Equivalent
Direct equivalents depend on the device function and specs. MAX3949ETE+T (Maxim) is an RF switch/mux; there isn’t a pin‑for‑pin substitute without bandwidth, control voltage, and package data. Please share the datasheet or key params (SPDT vs SP4T, freq range, VS, VCTRL, Z0, package). I can then propose cross-references from Analog Devices, Skyworks, Qorvo, etc., and note any pin‑compatible options. Distributor cross-reference tools can also help.
Manufacturer
Manufacturer: Maxim Integrated (MAXIM Integrated Products, Inc.).
Kind of company: An American semiconductor company that designs and markets analog and mixed-signal integrated circuits (fabless; now a subsidiary of Analog Devices).
Kind of company: An American semiconductor company that designs and markets analog and mixed-signal integrated circuits (fabless; now a subsidiary of Analog Devices).
Application
Possible application areas for MAX3949ETE+T:
- RF front-end switching and antenna switching in wireless transceivers
- TX/RX path routing and protection in mobile devices
- Cellular systems (2G/3G/4G/5G, NB-IoT/LTE‑M) and related WLAN/GNSS front ends
- RF test equipment and signal-routing networks
- Automotive wireless modules and telematics
- Microwave point-to-point links and RF backhaul systems
Note: Use in any application requiring high-speed RF switching and low-loss path selection.
- RF front-end switching and antenna switching in wireless transceivers
- TX/RX path routing and protection in mobile devices
- Cellular systems (2G/3G/4G/5G, NB-IoT/LTE‑M) and related WLAN/GNSS front ends
- RF test equipment and signal-routing networks
- Automotive wireless modules and telematics
- Microwave point-to-point links and RF backhaul systems
Note: Use in any application requiring high-speed RF switching and low-loss path selection.
Package
MAX3949ETE+T comes in a 16‑pin QFN (3x3 mm) package with an exposed pad; the “+T” suffix indicates Tape‑and‑Reel packaging.
