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| Part Number | AD7949BCPZ | AD7939BCPZ | AD7944BCPZ |
|---|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. |
| Product Status | Active | Active | Active |
| Number of Bits | 14 | 10 | 14 |
| Sampling Rate (Per Second) | 250k | 1.5M | 2.5M |
| Number of Inputs | 8 | 4, 7, 8 | 1 |
| Input Type | Differential, Pseudo-Differential, Single Ended | Differential, Pseudo-Differential, Single Ended | Pseudo-Differential |
| Data Interface | SPI, DSP | Parallel | SPI, DSP |
| Configuration | MUX-S/H-ADC | MUX-S/H-ADC | S/H-ADC |
| Ratio - S/H:ADC | 1:1 | 1:1 | 1:1 |
| Number of A/D Converters | 1 | 1 | 1 |
| Architecture | SAR | SAR | SAR |
| Reference Type | External, Internal | External, Internal | External, Internal |
| Voltage - Supply, Analog | 2.3V ~ 5.5V | 2.7V ~ 5.25V | 2.375V ~ 2.625V |
| Voltage - Supply, Digital | 2.3V ~ 5.5V | 2.7V ~ 5.25V | 2.375V ~ 2.625V |
| Features | Temperature Sensor | - | - |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Package / Case | 20-WFQFN Exposed Pad, CSP | 32-VFQFN Exposed Pad, CSP | 20-WFQFN Exposed Pad, CSP |
| Supplier Device Package | 20-LFCSP (4x4) | 32-LFCSP-VQ (5x5) | 20-LFCSP (4x4) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
