OrderAX5689
AX5689 continues to be in production for existing customers. Please consider this alternative for new designs:
AX5689C
New
AX5689C
New
4-Channel, Digital-Input Class-D Audio Controller
Features & Benefits
- General Features:
- 4-Channel Bridge-Tied Load (BTL) Digital Class-D Amplifier Controller with Digital Inputs
- 8 Differential Low-Latency Analog-to-Digital Converters (ADCs) with a 115dB Dynamic Range
- 8 Configurable Digital Loop-Filter Slices
- 8 CMOS-Level Pulse-Width Modulation (PWM) Outputs, Configurable as 4 BTL Channels
- Feedback (FB) Loop Possible after the Output Filter, across the Loudspeaker Nodes
- Configurable Interconnections Between Slices and ADCs for Versatility and Multiple-Input/Multiple-Output (MIMO) Control
- Volume Control and Soft Mute
- Dynamic Loop Control with Configurable Ramp Enabling Pop-Free Mode Transitions
- Serial Audio Input/Output:
- I2S/TDM Serial Audio Interface with 16 Downstream and 8 Upstream Channels
- 32kHz to 768kHz Input Sample Rate
- 16-Bit to 32-Bit Supported Audio Formats
- Control Interface:
- Serial Peripheral Interface (SPI)
- Fast-Mode I2C Control Interface with Selectable Address for Multi-Chip Systems
… and many more!
Active Part Numbers:
AX5689GRK-Z AX5689GRK-P
Meaning of P & Z 
Related Products
AX5688GRK 2-Channel, Digital-Input Class-D Audio Controller
The AX5688 is a 2-channel bridge-tied load (BTL) or 1-channel parallel bridge-tied load (PBTL) audio controller IC with digital inputs, integrated low-latency analog-to-digital converters (ADCs), and CMOS-level pulse-width modulation (PWM) outputs. It enables high-order digital control loops with post-filter feedback for low power consumption and exceptional audio performance. It is available in a QFN-64 (9mmx9mm) package.
Configurations:
- 2x BTL
- 1x PBTL
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