The PCM3500 is a 16-bit low voltage, low power, mono VOICE/MODEM CODEC, which is suitable for software modems, portable voice recorders, speech recognition/synthesis, etc.
The PCM3500 is a low‑cost, 16‑bit delta‑sigma ADC/DAC codec designed for modem analog front‑ends and speech processing. It operates from a single +2.7 V to +3.6 V supply and includes power‑down mode for portable applications.
The document provides full electrical specifications, pin assignments, typical performance curves, and packaging information for the 24‑lead SSOP version of the device.
| Resolution | 16 Bits |
|---|---|
| Data Format | Serial Data Interface Format DSP Format |
| Sampling Frequency | 7.2 kHz – 26 kHz |
| System Clock Frequency | 3.686 MHz – 13.312 MHz |
| Supply Voltage Range | 2.7 V – 3.6 V |
| Power‑Down Current | 60 µA typ |
| Total Power Dissipation | 30 mW – 40 mW |
| Operating Temperature Range | -25 °C – +85 °C |
| Package Type | 24‑lead SSOP |
The PCM3500 draws 60 µA typical in power‑down mode.
It operates from a single supply of 2.7 V to 3.6 V.
The device provides 16‑bit resolution for both ADC and DAC.
It is offered in a 24‑lead SSOP package.