ZHCSDR2A April 2015 – October 2024 FDC1004-Q1
PRODUCTION DATA
| PARAMETER | TEST CONDITION | MIN(2) | TYP(3) | MAX(2) | UNIT | |
|---|---|---|---|---|---|---|
| POWER SUPPLY | ||||||
| IDD | Supply current | Conversion mode; Digital input to VDD or GND | 750 | 950 | μA | |
| Standby; Digital input to VDD or GND | 29 | 70 | μA | |||
| CAPACITIVE INPUT | ||||||
| ICR | Input conversion range | ±15 | pF | |||
| COMAX | Max input offset capacitance | per channel, Series resistance at CINn n=1.4 = 0 Ω | 100 | pF | ||
| RES | Effective resolution (5) | Sample rate = 100S/s (4) | 16 | bit | ||
| EON | Output noise | Sample rate = 100S/s (4) | 33.2 | aF/√Hz | ||
| ERR | Absolute error | after offset calibration | ±6 | fF | ||
| TcCOFF | Offset deviation over temperature | -40°C < T < 125°C | 46 | fF | ||
| GERR | Gain error | 0.2% | ||||
| tcG | Gain drift vs temperature | -40°C < T < 125°C | -37.5 | ppm/°C | ||
| PSRR | DC power supply rejection | 3V < VDD < 3.6V, single-ended mode (channel vs GND) | 13.6 | fF/V | ||
| CAPDAC | ||||||
| FRCAPDAC | Full-scale range | 96.9 | pF | |||
| TcCOFFCAPDAC | Offset drift vs temperature | -40°C < T < 125°C | 30 | fF | ||
| EXCITATION | ||||||
| ? | Frequency | 25 | kHz | |||
| VAC | AC voltage across capacitance | 2.4 | Vpp | |||
| VDC | Average DC voltage across capacitance | 1.2 | V | |||
| SHIELD | ||||||
| DRV | Driver capability | ? = 25kHz, SHLDn to GND, n = 1,2 | 400 | pF | ||