STMicroelectronics BALF-CC25-02D3
BAL-CC25-02D3 is an ultra miniature balun which integrates a matching network in a monolithic glass substrate. This has been customized for the CC2541 RF transceivers. It’s a design using STMicroelectronics IPD (integrated passive device) technology on nonconductive glass substrate to optimize RF performance.DESCRIPTION
STMicroelectronics Figure 1. Pin configuration (top view)FEATURES
● 2.45 GHz balun with integrated matching network● Matching optimized for following CC2541
● Low insertion loss
● Low amplitude imbalance
● Low phase imbalance
● Coated Flip-Chip on glass
● Small footprint: < 0.88 mm² Benefits
● Very low profile
● High RF performance
● PCB space saving versus discrete solution
● BOM count reduction
● Efficient manufacturability 6( *1' 5)B1 $ = 5)B3 % Figure 2. Application schematic (top view) November 2015 This