| ADS1251 Description |
| ResolutionPlus 24-Bit, 20kHz, Low Power Analog-to-Digital Converter |
| ADS1251 Vendor |
| Texas Instruments |
| ADS1251 Categories |
|
| ADS1251 Features |
- 24 BITS—NO MISSING CODES
- 19 BITS EFFECTIVE RESOLUTION UP TO 20kHz DATA RATE
- LOW NOISE: 1.5ppm
- DIFFERENTIAL INPUTS
- INL: 15ppm (max)
- EXTERNAL REFERENCE (0.5V to 5V)
- POWER-DOWN MODE
- SYNC MODE
- LOW POWER: 8mW at 20kHz 5mW at 10kHz
- APPLICATIONS
- CARDIAC DIAGNOSTICS
- DIRECT THERMOCOUPLE INTERFACES
- BLOOD ANALYSIS
- INFRARED PYROMETERS
- LIQUID/GAS CHROMATOGRAPHY
- PRECISION PROCESS CONTROL
|
| ADS1251 Datasheet and Application Notes |
|
| Parameter | Value |
| Resolution (Bits) | 24 |
| Sample Rate (max) | 20kSPS |
| Search Sample Rate (Max) (SPS) | 20000 |
| Architecture | Delta-Sigma |
| # Input Channels (SE) | 1 |
| # Input Channels (Diff) | 1 |
| Power Consumption (Typ) (mW) | 7.5 |
| Bipolar | Pseudo |
| DNL (Max) (+/-LSB) | 1 |
| INL (Max) (+/-LSB) | 256 |
| INL (+/- %) (Max) | 0.0015 |
| No Missing Codes (Bits) | 24 |
| ENOB (Bits) | |
| Analog Voltage AV/DD (Min) (V) | 4.75 |
| Analog Voltage AV/DD (Max) (V) | 5.25 |
| Logic Voltage DV/DD (Min) (V) | 4.75 |
| Logic Voltage DV/DD (Max) (V) | 5.25 |
| Input Type | Voltage |
| Input Configuration Range | +/-5 |
| No. of Supplies | 1 |
| Pin/Package | 8SOIC |
| Approx. 1KU Price (US$) | 5.6 |
| Products related to ADS1251 |
| ADS1251U ADS1251U/2K5 |