2-channel PCM audio codec featuring 16-bit Analog-to-Digital Converter (ADC) and 2-channel 16-bit Digital-to-Analog Converter (DAC) capabilities. Supports up to 48 ksps sampling rate with a 96 dB signal-to-noise ratio. Interface options include USB and HID serial communication. Packaged in a 28-pin SSOP (Shrink Small Outline Package) with gull-wing leads for surface mounting, measuring 10.5mm x 5.6mm x 2mm (Max). Operates with a typical supply voltage of 3.3V, ranging from 3V to 3.6V, and functions within an ambient temperature range of -25°C to 85°C.
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Texas Instruments PCM2903CDB technical specifications.
| Basic Package Type | Lead-Frame SMT |
| Package Family Name | SOP |
| Package/Case | SSOP |
| Package Description | Shrink Small Outline Package |
| Lead Shape | Gull-wing |
| Pin Count | 28 |
| PCB | 28 |
| Package Length (mm) | 10.5(Max) |
| Package Width (mm) | 5.6(Max) |
| Package Height (mm) | 2(Max) - 0.05(Min) |
| Seated Plane Height (mm) | 2(Max) |
| Pin Pitch (mm) | 0.65 |
| Package Material | Plastic |
| Mounting | Surface Mount |
| Jedec | MO-150AH |
| ADC/DAC Resolution | 16bit |
| Type | PCM |
| Number of ADCs | 2 |
| Number of DACs | 2 |
| Sampling Rate | 48ksps |
| Min Operating Temperature | -25°C |
| Max Operating Temperature | 85°C |
| Max Operating Supply Voltage | 3.6V |
| Interface Type | Serial (USB, HID) |
| Typical Operating Supply Voltage | 3.3V |
| Power Supply Type | Analog |
| Min Operating Supply Voltage | 3V |
| Number of Channels | 2ADC / 2DAC |
| Number of ADC Inputs | 2 |
| Number of DAC Outputs | 2 |
| Maximum Power Dissipation | 252mW |
| Signal to Noise Ratio | 96dB |
| Cage Code | 01295 |
| EU RoHS | Yes |
| HTS Code | 8542390001 |
| Schedule B | 8542390000 |
| ECCN | EAR99 |
| Automotive | No |
| AEC Qualified | No |
| PPAP | No |
| RoHS Versions | 2011/65/EU, 2015/863 |
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