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| Part Number | AD7851ARZ | AD7853ARZ | AD7858ARZ | AD7856ARZ | AD7854ARZ | AD7851KRZ | AD7851ANZ | AD7851AR | AD7851ARSZ |
|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. |
| Product Status | Active | Active | Active | Active | Active | Active | Obsolete | Obsolete | Active |
| Number of Bits | 14 | - | 12 | 14 | 12 | 14 | 14 | 14 | 14 |
| Sampling Rate (Per Second) | 333k | - | 200k | 285k | 200k | 285k | 333k | 333k | 333k |
| Number of Inputs | 1 | - | 4, 8 | 4, 8 | 1 | 1 | 1 | - | 1 |
| Input Type | Pseudo-Differential | - | Pseudo-Differential, Single Ended | Pseudo-Differential, Single Ended | Pseudo-Differential | Pseudo-Differential | Pseudo-Differential | - | Pseudo-Differential |
| Data Interface | SPI | - | SPI | SPI | SPI | SPI | SPI | - | SPI |
| Configuration | S/H-ADC | - | MUX-S/H-ADC | MUX-S/H-ADC | S/H-ADC | S/H-ADC | S/H-ADC | - | S/H-ADC |
| Ratio - S/H:ADC | 1:1 | - | 1:1 | 1:1 | 1:1 | 1:1 | 1:1 | - | 1:1 |
| Number of A/D Converters | 1 | - | 1 | 1 | 1 | 1 | 1 | 2 | 1 |
| Architecture | SAR | - | SAR | SAR | SAR | SAR | SAR | - | SAR |
| Reference Type | External, Internal | - | External, Internal | External, Internal | External, Internal | External, Internal | External, Internal | - | External, Internal |
| Voltage - Supply, Analog | 5V | - | 3V ~ 5.5V | 5V | 3V ~ 5.5V | 5V | 5V | - | 5V |
| Voltage - Supply, Digital | 5V | - | 3V ~ 5.5V | 5V | 3V ~ 5.5V | 5V | 5V | - | 5V |
| Features | - | - | - | - | - | - | - | - | - |
| Operating Temperature | -40°C ~ 125°C | - | -40°C ~ 85°C | -40°C ~ 105°C | -40°C ~ 85°C | 0°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 85°C | -40°C ~ 125°C |
| Package / Case | 24-SOIC (0.295", 7.50mm Width) | - | 24-SOIC (0.295", 7.50mm Width) | 24-SOIC (0.295", 7.50mm Width) | 28-SOIC (0.295", 7.50mm Width) | 24-SOIC (0.295", 7.50mm Width) | 24-DIP (0.300", 7.62mm) | 24-SOIC (0.295", 7.50mm Width) | 24-SSOP (0.209", 5.30mm Width) |
| Supplier Device Package | 24-SOIC | - | 24-SOIC | 24-SOIC | 28-SOIC | 24-SOIC | 24-PDIP | 24-SOIC | 24-SSOP |
| Mounting Type | Surface Mount | - | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Through Hole | Surface Mount | Surface Mount |
