PCM1870YZFR

ADCs/DACs - Special Purpose Overview

The PCM1870YZFR is a Texas Instruments audio analog-to-digital converter featuring a 16-bit resolution and delta-sigma architecture. It supports sampling rates from 5 kHz to 50 kHz with two independent circuits. The device operates on combined analog and digital supply voltages, consuming 26.4 mW of power. It utilizes a DSBGA-24 package measuring 3.49 x 2.49 mm. Data interfaces include I²C, serial, and SPI protocols for configuration and data transfer.

ADCs/DACs - Special Purpose Feature Summary

• Integrates dual-channel delta-sigma conversion for high-fidelity audio signal processing
• Supports flexible digital interface connectivity via I²C, serial, and SPI protocols
• Optimized for low-power operation suitable for battery-driven portable audio equipment

ADCs/DACs - Special Purpose Applications

• Portable audio players and recorders
• Voice recognition modules
• Digital voice recording devices

ADCs/DACs - Special Purpose Procurement Notes

Verify the specific suffix YZFR against the official datasheet to confirm the tape and reel packaging quantity and pin configuration. Ensure the ordering part number matches the exact revision required for your design. Cross-reference the RoHS compliance status in the manufacturer's latest documentation before finalizing procurement orders.

ADCs/DACs - Special Purpose Selection Notes

Select this component when a compact solution for mono or stereo audio digitization is required. The DSBGA-24 footprint offers space efficiency compared to larger packages. Consider the 50 kHz maximum sampling rate limit; it is suitable for voice-band applications but may not support high-resolution music playback requiring higher sample rates.

ADCs/DACs - Special Purpose Part Context

This device belongs to the PCM18xx series of audio ADCs from Texas Instruments. It is designed specifically for consumer electronics where small form factor and low power consumption are critical. The delta-sigma architecture provides high dynamic range within a minimal physical footprint, making it a standard choice for embedded audio systems.

ADCs/DACs - Special Purpose Replacement Considerations

Consult the official TI replacement matrix for direct pin-compatible alternatives. Verify that any substitute maintains the same DSBGA-24 package dimensions and electrical characteristics. Generic audio ADCs may require schematic modifications if interface protocols or voltage levels differ.