QM57508
Transmit Module with 3 Antenna Outputs and Sixteen TRX Ports
The QM57508 is a Transmit / Receive Module containing LB and MB 2G Power Amplifiers, 16 Tx / Rx Switch Ports, 3 Antenna and 2 Coupled Output Ports. The amplifiers supports GSM and EDGE Class 12 covering GSM850/GSM900 and DCS1800/PCS1900 bands. The MB 2G portion also supports Band 34 / 39 TD-SCDMA and TDD LTE capability.
The 16 Tx / Rx switch ports provides Low Insertion Loss / High Isolation paths to support 2G GSM/EDGE, 3G UMTS and 4G LTE Bands. The low band section has 7 TRX ports, the mid band section has 5 TRX ports and the high band section has 4 TRX ports. Each switch has a corresponding antenna output (LB_MB_HB). There is also a 3P2T switch, which supplies any antenna port to either coupled port. (CPL_1 / CPL_2) A MIPI RFFE controller operates all functions including selection of PA Band / Mode / Bias and Switch Configurations.
Last Time Buy: October 24, 2025
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Key Features
- Three Antenna Ports
- Seven LB TRX Ports
- Five MB TRX Ports
- Four HB TRX Ports
- 2G PA with Vramp and P_in Control
- MIPI RFFE Digital Control
Typical Applications
- Mobile Phones
Parameters
Technical Documents
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