| Part Number | ADS8691IPW | ADS8681IPW |
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments |
| Category | Data Acquisition - Analog to Digital Converters (ADC) | Data Acquisition - Analog to Digital Converters (ADC) |
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| Product Status | Active | Active |
| Number of Bits | 18 | 16 |
| Sampling Rate (Per Second) | 1M | 1M |
| Number of Inputs | 1 | 1 |
| Input Type | Differential, Pseudo-Differential, Single Ended | Pseudo-Differential, Single Ended |
| Data Interface | SPI | SPI |
| Configuration | PGA-ADC | PGA-S/H-ADC |
| Ratio - S/H:ADC | 0:1 | 1:1 |
| Number of A/D Converters | 1 | 1 |
| Architecture | SAR | SAR |
| Reference Type | Internal | External, Internal |
| Voltage - Supply, Analog | 4.75V ~ 5.25V | 5V |
| Voltage - Supply, Digital | 1.65V ~ 3.3V | 1.65V ~ 5.25V |
| Features | Internal Oscillator | PGA |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C (TA) |
| Package / Case | 16-TSSOP (0.173", 4.40mm Width) | 16-TSSOP (0.173", 4.40mm Width) |
| Supplier Device Package | 16-TSSOP | 16-TSSOP |
| Mounting Type | Surface Mount | Surface Mount |