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| Part Number | AD977AR | AD977ARZ | AD977ARS | AD977BR | AD977CR | AD976AR | AD977AAR | AD977ABR | AD977ACR | AD977AN |
|---|---|---|---|---|---|---|---|---|---|---|
| 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. | Analog Devices Inc. |
| Product Status | Obsolete | Active | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
| Number of Bits | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 |
| Sampling Rate (Per Second) | 100k | 100k | 100k | 100k | 100k | 100k | 200k | 200k | 200k | 100k |
| Number of Inputs | 1 | 1 | 1 | 1 | - | 1 | 1 | 1 | 1 | 1 |
| Input Type | Single Ended | Single Ended | Single Ended | Single Ended | - | Single Ended | Single Ended | Single Ended | Single Ended | Single Ended |
| Data Interface | SPI | SPI | SPI | SPI | SPI | Parallel | SPI | SPI | SPI | SPI |
| Configuration | ADC | ADC | ADC | ADC | - | S/H-ADC | ADC | ADC | ADC | ADC |
| Ratio - S/H:ADC | - | - | - | - | - | 1:1 | - | - | - | - |
| Number of A/D Converters | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Architecture | SAR | SAR | SAR | SAR | - | SAR | SAR | SAR | SAR | SAR |
| Reference Type | External, Internal | External, Internal | External, Internal | External, Internal | - | External, Internal | External, Internal | External, Internal | External, Internal | External, Internal |
| Voltage - Supply, Analog | 5V | 5V | 5V | 5V | - | 5V | 5V | 5V | 5V | 5V |
| Voltage - Supply, Digital | 5V | 5V | 5V | 5V | - | 5V | 5V | 5V | 5V | 5V |
| Features | - | - | - | - | - | - | - | - | - | - |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Package / Case | 20-SOIC (0.295", 7.50mm Width) | 20-SOIC (0.295", 7.50mm Width) | 28-SSOP (0.209", 5.30mm Width) | 20-SOIC (0.295", 7.50mm Width) | 20-SOIC (0.295", 7.50mm Width) | 28-SOIC (0.295", 7.50mm Width) | 20-SOIC (0.295", 7.50mm Width) | 20-SOIC (0.295", 7.50mm Width) | 20-SOIC (0.295", 7.50mm Width) | 20-DIP (0.300", 7.62mm) |
| Supplier Device Package | 20-SOIC | 20-SOIC | 28-SSOP | 20-SOIC | 20-SOIC | 28-SOIC | 20-SOIC | 20-SOIC | 20-SOIC | 20-PDIP |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Through Hole |
