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| Part Number | LTC2221CUP | LTC2221IUP | LTC2231CUP | LTC2220CUP |
|---|---|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. |
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete |
| Number of Bits | 12 | 12 | 10 | 12 |
| Sampling Rate (Per Second) | 135M | 135M | 135M | 170M |
| Number of Inputs | 1 | 1 | 1 | 1 |
| Input Type | Differential, Single Ended | Differential, Single Ended | Differential, Single Ended | Differential, Single Ended |
| Data Interface | Parallel | Parallel | 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 | 1 | 1 | 1 | 1 |
| Architecture | Pipelined | Pipelined | Pipelined | Pipelined |
| Reference Type | External, Internal | External, Internal | External, Internal | External, Internal |
| Voltage - Supply, Analog | 3.1V ~ 3.5V | 3.1V ~ 3.5V | 3.1V ~ 3.5V | 3.1V ~ 3.5V |
| Voltage - Supply, Digital | 3.1V ~ 3.5V | 3.1V ~ 3.5V | 3.1V ~ 3.5V | 3.1V ~ 3.5V |
| Features | - | - | - | - |
| Operating Temperature | 0°C ~ 70°C | -40°C ~ 85°C | 0°C ~ 70°C | 0°C ~ 70°C |
| Package / Case | 64-WFQFN Exposed Pad | 64-WFQFN Exposed Pad | 64-WFQFN Exposed Pad | 64-WFQFN Exposed Pad |
| Supplier Device Package | 64-QFN (9x9) | 64-QFN (9x9) | 64-QFN (9x9) | 64-QFN (9x9) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
