Specifications
| Attribute | Value |
| Package / Case | Tube |
| Part Status | Active |
| Type | Fixed Point |
| Interface | I²C, SPI |
| Clock Rate | 300MHz |
| On - Chip RAM | 2.88MB |
| Voltage - I / O | 3.3V |
| Voltage - Core | 1.00V |
| Operating Temperature | 0°C ~ 70°C (TA) |
Overview
Equivalent
Equivalent products to the CS49844A-CQZ chip include:
- CS49844B-CQZ (updated version)
- CS49844-CQZ (earlier variant)
- Cirrus Logic CS498XX series (similar audio DSPs)
- Analog Devices ADAU series (e.g., ADAU1452)
- Texas Instruments TAS series (e.g., TAS3251)
Check datasheets for exact compatibility.
- CS49844B-CQZ (updated version)
- CS49844-CQZ (earlier variant)
- Cirrus Logic CS498XX series (similar audio DSPs)
- Analog Devices ADAU series (e.g., ADAU1452)
- Texas Instruments TAS series (e.g., TAS3251)
Check datasheets for exact compatibility.
Pinout
The CS49844A-CQZ is a 48-pin QFN (Quad Flat No-leads) package audio DSP chip. Key functions include:
- Audio Processing: Supports multi-channel audio decoding, effects, and enhancement.
- Interfaces: I2S, TDM, S/PDIF for digital audio; I2C/SPI for control.
- Applications: Used in soundbars, AV receivers, and home theater systems.
Pins are allocated for power, ground, data I/O, and control signals. Exact pin functions depend on configuration (refer to datasheet for details).
- Audio Processing: Supports multi-channel audio decoding, effects, and enhancement.
- Interfaces: I2S, TDM, S/PDIF for digital audio; I2C/SPI for control.
- Applications: Used in soundbars, AV receivers, and home theater systems.
Pins are allocated for power, ground, data I/O, and control signals. Exact pin functions depend on configuration (refer to datasheet for details).
Package
The CS49844A-CQZ is a 48-pin QFN (Quad Flat No-lead) package. QFN packages are compact, surface-mount types with exposed thermal pads for improved heat dissipation. This package is suitable for high-density PCB designs, offering good electrical performance and thermal efficiency.
