ZHCSQD6 March 2022 CC2651P3
PRODUCTION DATA
请参考 PDF 数据表获取器件具体的封装图。
| PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | |
|---|---|---|---|---|---|---|
| Input voltage range | 0 | VDDS | V | |||
| Resolution | 12 | Bits | ||||
| Sample Rate | 200 | ksps | ||||
| Offset | Internal 4.3 V equivalent reference(2) | –0.24 | LSB | |||
| Gain error | Internal 4.3 V equivalent reference(2) | 7.14 | LSB | |||
| DNL(4) | Differential nonlinearity | >–1 | LSB | |||
| INL | Integral nonlinearity | ±4 | LSB | |||
| ENOB | Effective number of bits | Internal 4.3 V equivalent reference(2), 200 kSamples/s, 9.6 kHz input tone |
9.8 | Bits | ||
| Internal 4.3 V equivalent reference(2), 200 kSamples/s, 9.6 kHz input tone, DC/DC enabled |
9.8 | |||||
| VDDS as reference, 200 kSamples/s, 9.6 kHz input tone | 10.1 | |||||
| Internal reference, voltage scaling disabled, 32 samples average (software), 200 kSamples/s, 300 Hz input tone |
11.1 | |||||
| Internal reference, voltage scaling disabled, 14-bit mode, 200 kSamples/s, 300 Hz input tone (5) |
11.3 | |||||
| Internal reference, voltage scaling disabled, 15-bit mode, 200 kSamples/s, 300 Hz input tone (5) |
11.6 | |||||
| THD | Total harmonic distortion | Internal 4.3 V equivalent reference(2), 200 kSamples/s, 9.6 kHz input tone |
–65 | dB | ||
| VDDS as reference, 200 kSamples/s, 9.6 kHz input tone | –70 | |||||
| Internal reference, voltage scaling disabled, 32 samples average, 200 kSamples/s, 300 Hz input tone |
–72 | |||||
| SINAD, SNDR |
Signal-to-noise and distortion ratio |
Internal 4.3 V equivalent reference(2), 200 kSamples/s, 9.6 kHz input tone |
60 | dB | ||
| VDDS as reference, 200 kSamples/s, 9.6 kHz input tone | 63 | |||||
| Internal reference, voltage scaling disabled, 32 samples average (software), 200 kSamples/s, 300 Hz input tone |
68 | |||||
| SFDR | Spurious-free dynamic range | Internal 4.3 V equivalent reference(2), 200 kSamples/s, 9.6 kHz input tone |
70 | dB | ||
| VDDS as reference, 200 kSamples/s, 9.6 kHz input tone | 73 | |||||
| Internal reference, voltage scaling disabled, 32 samples average (software), 200 kSamples/s, 300 Hz input tone |
75 | |||||
| Conversion time | Serial conversion, time-to-output, 24 MHz clock | 50 | Clock Cycles | |||
| Current consumption | Internal 4.3 V equivalent reference(2) | 0.39 | mA | |||
| Current consumption | VDDS as reference | 0.56 | mA | |||
| Reference voltage | Equivalent fixed internal reference (input voltage scaling enabled). For best accuracy, the ADC conversion should be initiated through the TI-RTOS API in order to include the gain/offset compensation factors stored in FCFG1 | 4.3(2)(3) | V | |||
| Reference voltage | Fixed internal reference (input voltage scaling disabled). For best accuracy, the ADC conversion should be initiated through the TI-RTOS API in order to include the gain/offset compensation factors stored in FCFG1. This value is derived from the scaled value (4.3 V) as follows: Vref = 4.3 V × 1408 / 4095 |
1.48 | V | |||
| Reference voltage | VDDS as reference, input voltage scaling enabled | VDDS | V | |||
| Reference voltage | VDDS as reference, input voltage scaling disabled | VDDS / 2.82(3) | V | |||
| Input impedance | 200 kSamples/s, voltage scaling enabled. Capacitive input, Input impedance depends on sampling frequency and sampling time | >1 | MΩ | |||