Part Number : LMX5453
Function : Micro-Module Integrated Bluetooth 2.0 Baseband Controller and Radio
Package : NFBGA 60 Pin Type
Maker : Texas Instruments
Image : 
Description :
The LMX5453 is a highly integrated Bluetooth 2.0 compliant solution. The integrated baseband controller and 2.4 GHz radio combine to form a complete, small form-factor (6.1 mm × 9.1 mm × 1.2 mm) Bluetooth node.
The on-chip memory, ROM, and Patch RAM provide lowest cost and minimize design risk with the flexibility of firmware upgrades.
Official Site : https://www.ti.com/product/lmx5453
1. Compliant with the Bluetooth 2.0 Core Specification
2. Better than -80 dBm input sensitivity
3. Class 2 operation
4. Low power consumption
5. Audio PCM slave mode support
6. Generic PCM configuration
7. Fractional-N Sigma/Delta modulator
Others datasheet of same file : LMX-5453