ZP3056

Wireless stereo ble audio adapter APT-X bt transmitter and receiver two in one bt transmitter for tv and car

• Drive-free, Plug and Play

• Supports Microphone

• Supports aptx HD/Adaptive/Low Lantency

Audio subsystem

Dual 32 bit Kalimba audio digital signal processor (DSP) cores with flexible clocking from 2 MHz to 120 MHz to enable optimization of performance vs. power consumption

DSP executes code from ROM

112 KB program random access memory (RAM)

448 KB data RAM

6 Mb ROM Application subsystem

Dual core application subsystem 32/80 MHz operation

32 bit Firmware Processor (reserved for system use) executes:

BT upper stack

Profiles House keeping code

32 bit Developer Processor executes: Developer applications

Both cores execute code from external flash memory using QSPI clocked at 32 MHz or 80 MHz

On chip caches per core enable optimized performance and power consumption BT subsystem

Qualified to BT v5.2 specification including 2 Mbps BT Low Energy and BT Low Energy Isochronous Channels

Qualcomm BT High Speed Link

Single ended antenna connection with on chip balun and Tx/Rx switch

BT Low Energy, and mixed topologies supported

Class 1 support Liion battery charger

Integrated battery charger supporting up to 200 mA charge current

Variable float (or termination) voltage adjustable in 50 mV steps from 3.65 V to 4.4 V

Thermal monitoring and management are available in application software

Pre charge to fast charge transition configurable at 2.5 V, 2.9 V, 3.0 V, and 3.1 V Power management

Integrated power management unit (PMU) to minimize external components

QCC3056 WLCSP runs directly from a Liion, USB, or external supply (2.8 V to 6.5 V)

Auto switching between battery and USB (or other) charging source

Power islands employed to optimize power consumption for variety of use-cases

Dual switch mode power supply (SMPS):

Automatic mode selection to minimize power consumption

1.8 V SMPS generates power for both the device and off-chip circuits

Dedicated digital SMPS (output voltage changes automatically to minimize device power consumption)