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| Part Number | ADC121S051CISD | ADC121S051CISDX | ADC121S021CISD |
|---|---|---|---|
| Manufacturer | National Semiconductor | Texas Instruments | Texas Instruments |
| Product Status | Active | Obsolete | Obsolete |
| Number of Bits | - | 12 | 12 |
| Sampling Rate (Per Second) | - | 500k | 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 |
