Texas Instruments PCM1821QRTERQ1 DACs - Special Purpose
Automotive, stereo, 106-dB SNR, 192-kHz, low-power hardware-controlled audio ADC
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
PCM1821QRTERQ1
Detailed Description
Automotive, stereo, 106-dB SNR, 192-kHz, low-power hardware-controlled audio ADC
Package
20-WFQFN Exposed Pad
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
PCM1821QRTERQ1 Datasheet
Quick Jump:
Technical Specifications
Texas Instruments PCM1821QRTERQ1 DACs - Special Purpose technical specifications.
General
Series
Automotive, AEC-Q100
Number of Channels
2
Package / Case
20-WFQFN Exposed Pad
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C (TA)
Supply Voltage
3.6V, 1.65V, 3V
Type
ADC, Audio
Resolution Bits
32 b
Sampling Rate Per Second
8k ~ 192k
Data Interface
I²S, TDM
Alternate Parts Comparison (PCM1821QRTERQ1 vs PCM1822QRTERQ1 vs PCM1820QRTERQ1 vs PCM5120QRTERQ1)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 20-WFQFN Exposed Pad | 20-WFQFN Exposed Pad | 20-WFQFN Exposed Pad | 20-WFQFN Exposed Pad |
| Operating Temperature | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TA) |
| Supply Voltage | 3.6V, 1.65V, 3V | 3.6V, 1.65V, 3V | 3.6V, 1.65V, 3V | 1.7V ~ 1.9V, 3V ~ 3.6V, 1.7V ~ 1.9V, 3V ~ 3.6V |
| Data Interface | I²S, TDM | I²S, TDM | I²S, TDM | I²C, I²S |
| Sampling Rate Per Second | 8k ~ 192k | 8k ~ 192k | 8k ~ 192k | 768k |
| Type | ADC, Audio | ADC, Audio | ADC, Audio | Audio |
| Voltage Supply Source | Single Supply | Analog and Digital | Single Supply | Single Supply |
| Series | Automotive, AEC-Q100 | Automotive, AEC-Q100 | Automotive, AEC-Q100 | -- |
| Resolution Bits | 32 b | 32 b | 32 b | -- |
| Action |
More Parts in Special Purpose Data Converters
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
PCM5120QRTERQ1Texas InstrumentsAutomotive, stereo, 120-dB SNR, 768-kHz, low-power software-controlled audio ADC
PCM6120QRTERQ1Texas InstrumentsAutomotive, stereo, 123-dB SNR, 768-kHz, low-power software-controlled audio ADC
PCMD3140QRTERQ1Texas InstrumentsAutomotive, 127-dB SNR, 768-kHz, four-channel, PDM-input to TDM- or I²S-output converter