This product is a CS4265 model 105 dB, 24-Bit, 192 kHz stereo audio codec produced by Cirrus Logic
The CS4265 from Cirrus Logic is a highly integrated stereo audio CODEC that performs both analog‑to‑digital and digital‑to‑analog conversion up to 24‑bit resolution and 192 kHz sampling rates. It features a multi‑bit delta‑sigma modulator, 105 dB A‑weighted dynamic range, low‑noise microphone inputs with +32 dB gain, and programmable gain amplifiers with 0.5 dB steps.
The datasheet provides detailed pin descriptions, electrical specifications, DAC and ADC analog characteristics, digital interface timing, register maps, and package information. It also includes operating conditions, absolute maximum ratings, and recommended power‑up sequences for designers integrating the CS4265 into audio systems.
| Analog Supply Voltage (VA) | 3.1 V to 5.25 V |
|---|---|
| Digital Supply Voltage (VD) | 3.1 V to 5.25 V |
| Maximum Sampling Rate | 192 kHz |
| PGA Gain Range | ±12 dB (0.5 dB steps) |
| Volume Control Step Size | 0.5 dB |
The CS4265 supports sampling rates up to 192 kHz.
Yes, the device supports an I²C control port interface.
The ambient operating temperature range is –10 °C to +70 °C.