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| Part Number | AD7721AR | AD7721ARZ | AD7711AR | AD7721AN |
|---|---|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. |
| Product Status | Obsolete | Active | Obsolete | Obsolete |
| Number of Bits | 12, 16 | 12, 16 | 24 | 12, 16 |
| Sampling Rate (Per Second) | 312.5k, 468.75k | 312.5k, 468.75k | 1K | 312.5k, 468.75k |
| Number of Inputs | 1 | 1 | 2 | 1 |
| Input Type | Differential | Differential | Differential | Differential |
| Data Interface | SPI, Parallel | SPI, Parallel | SPI | SPI, Parallel |
| Configuration | ADC | ADC | MUX-PGA-ADC | ADC |
| Ratio - S/H:ADC | - | - | - | - |
| Number of A/D Converters | 1 | 1 | 1 | 1 |
| Architecture | Sigma-Delta | Sigma-Delta | Sigma-Delta | Sigma-Delta |
| Reference Type | External | External | External, Internal | External |
| Voltage - Supply, Analog | 5V | 5V | 5V ~ 10V | 5V |
| Voltage - Supply, Digital | 5V | 5V | 5V | 5V |
| Features | - | - | PGA | - |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Package / Case | 28-SOIC (0.295", 7.50mm Width) | 28-SOIC (0.295", 7.50mm Width) | 24-SOIC (0.295", 7.50mm Width) | 28-DIP (0.600", 15.24mm) |
| Supplier Device Package | 28-SOIC | 28-SOIC | 24-SOIC | 28-PDIP |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Through Hole |
