| Part Number | AD7291BCPZ-RL7 | AD7298BCPZ-RL7 | 
|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | 
| Category | Data Acquisition - Analog to Digital Converters (ADC) | Data Acquisition - Analog to Digital Converters (ADC) | 
|   |   | |
| Product Status | Active | Active | 
| Number of Bits | 12 | 12 | 
| Sampling Rate (Per Second) | 22.22k | 1M | 
| Number of Inputs | 8 | 8 | 
| Input Type | Single Ended | Single Ended | 
| Data Interface | I²C | SPI, DSP | 
| Configuration | MUX-S/H-ADC | MUX-S/H-ADC | 
| Ratio - S/H:ADC | 1:1 | 1:1 | 
| Number of A/D Converters | 1 | 1 | 
| Architecture | SAR | SAR | 
| Reference Type | External, Internal | External, Internal | 
| Voltage - Supply, Analog | 2.8V ~ 3.6V | 2.8V ~ 3.6V | 
| Voltage - Supply, Digital | 2.8V ~ 3.6V | 2.8V ~ 3.6V | 
| Features | Selectable Address, Temperature Sensor | Temperature Sensor | 
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C | 
| Package / Case | 20-WFQFN Exposed Pad, CSP | 20-WFQFN Exposed Pad, CSP | 
| Supplier Device Package | 20-LFCSP (4x4) | 20-LFCSP (4x4) | 
| Mounting Type | Surface Mount | Surface Mount |