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| Part Number | ADC121S021CISD | ADC121S051CISD | ADC121S021CISDX |
|---|---|---|---|
| Manufacturer | Texas Instruments | National Semiconductor | Texas Instruments |
| Product Status | Obsolete | Active | Obsolete |
| Number of Bits | 12 | - | 12 |
| Sampling Rate (Per Second) | 200k | - | 200k |
| Number of Inputs | 1 | - | 1 |
| Input Type | Single Ended | - | Single Ended |
| Data Interface | SPI, DSP | - | SPI, DSP |
| Configuration | S/H-ADC | - | S/H-ADC |
| Ratio - S/H:ADC | 1:1 | - | 1:1 |
| Number of A/D Converters | 1 | - | 1 |
| Architecture | SAR | - | SAR |
| Reference Type | Supply | - | Supply |
| Voltage - Supply, Analog | 2.7V ~ 5.25V | - | 2.7V ~ 5.25V |
| Voltage - Supply, Digital | 2.7V ~ 5.25V | - | 2.7V ~ 5.25V |
| Features | - | - | - |
| Operating Temperature | -40°C ~ 85°C | - | -40°C ~ 85°C |
| Package / Case | 6-WDFN Exposed Pad | - | 6-WDFN Exposed Pad |
| Supplier Device Package | 6-WSON (2.2x2.5) | - | 6-WSON (2.2x2.5) |
| Mounting Type | Surface Mount | - | Surface Mount |
