Texas Instruments ADS8509IBDB Analog to Digital Converters (ADC)
16-bit, 250 kSPS, 1-channel SAR Analog-to-Digital Converter (ADC) featuring programmable input ranges of ±10V, ±5V, and ±3.3V.

Same model may have multiple batches, images only for reference.
Technical Specifications
Texas Instruments ADS8509IBDB Analog to Digital Converters (ADC) technical specifications.
General
Alternate Parts Comparison (ADS8509IBDB vs ADS1254EG4 vs ADS1213E/1K vs ADS900E)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Supply Voltage | 5V | 5V | 5V | 3V |
| Interface | SPI | SPI | SPI, Serial | Parallel |
| Number of Channels | 1 | 4 | 4 | 1 |
| RoHS | Yes | Yes | Yes | Yes |
| Contact Plating | Gold | Gold | Gold | Gold |
| Conversion Rate | 250KS/s | 20KS/s | 6.25KS/s | 20000KS/s |
| Differential Nonlinearity | 1LSB | 1LSB | 1LSB | 1LSB |
| Input Type | SINGLE-ENDED | DIFFERENTIAL | DIFFERENTIAL | DIFFERENTIAL |
| Lead Free | Lead Free | Lead Free | Lead Free | Lead Free |
| Max Power Dissipation | 100mW | 500mW | 8.5mW | 66mW |
| Max Supply Voltage Dc | 5.25V | 3.6V | 5.25V | 3.7V |
| Action |
Texas Instruments ADS8509IBDB Analog to Digital Converters (ADC) Overview
16-bit, 250 kSPS, 1-channel SAR Analog-to-Digital Converter (ADC) featuring programmable input ranges of ±10V, ±5V, and ±3.3V. This bipolar/unipolar ADC offers 2 LSB Integral Nonlinearity (INL) and 1 LSB Differential Nonlinearity (DNL), with an 88dB Signal-to-Noise Ratio (SNR) and 99dB Spurious-free dynamic range (SFDR). It communicates via an SPI interface and operates from a 4.75V to 5.25V supply.
The component is housed in a 28-pin SSOP package with gold contact plating, suitable for opera...