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| Part Number | AD9251BCPZ-40 | AD9257BCPZ-40 | AD9251BCPZ-80 | AD9251BCPZ-20 |
|---|---|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. |
| Product Status | Active | Active | Active | Active |
| Number of Bits | 14 | 14 | 14 | 14 |
| Sampling Rate (Per Second) | 40M | 40M | 80M | 20M |
| Number of Inputs | 2 | 8 | 2 | 2 |
| Input Type | Differential | Differential | Differential | Differential |
| Data Interface | Parallel | LVDS - Serial | Parallel | Parallel |
| Configuration | S/H-ADC | S/H-ADC | S/H-ADC | S/H-ADC |
| Ratio - S/H:ADC | 1:1 | 1:1 | 1:1 | 1:1 |
| Number of A/D Converters | 2 | 8 | 2 | 2 |
| Architecture | Pipelined | Pipelined | Pipelined | Pipelined |
| Reference Type | External, Internal | Internal | External, Internal | External, Internal |
| Voltage - Supply, Analog | 1.7V ~ 1.9V | 1.7V ~ 1.9V | 1.7V ~ 1.9V | 1.7V ~ 1.9V |
| Voltage - Supply, Digital | 1.7V ~ 3.6V | 1.7V ~ 1.9V | 1.7V ~ 3.6V | 1.7V ~ 3.6V |
| Features | Simultaneous Sampling | Simultaneous Sampling | Simultaneous Sampling | Simultaneous Sampling |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Package / Case | 64-VFQFN Exposed Pad, CSP | 64-VFQFN Exposed Pad, CSP | 64-VFQFN Exposed Pad, CSP | 64-VFQFN Exposed Pad, CSP |
| Supplier Device Package | 64-LFCSP-VQ (9x9) | 64-LFCSP-VQ (9x9) | 64-LFCSP-VQ (9x9) | 64-LFCSP-VQ (9x9) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
