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| Price | $4.45 | $3.68 | |||||||||
| RoHS | Compliant | Y | Y | Y | Not Compliant | Y | Y | Not Compliant | Yes | ||
| Lead Status | No | Y | Y | Y | See ti.com | Y | Y | Y | Yes | ||
| Operating Temperature Range(C) | -20 to 70 | 0 to 70 | |||||||||
| Package Size | mm2 | mm2 | |||||||||
| # Input Channels | 1 | 2 | |||||||||
| Rating | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog | ||||
| Approx. Price (US$) | 2.28 | 1ku | 2.50 | 1ku | |||||||||
| Analog Voltage AVDD(Max)(V) | 3.6 | 3.6 | |||||||||
| Package Group | DSBGA | DSBGA|36 | LQFP | ||||||||
| Interface | I2C | SPI | |||||||||
| Architecture | Delta-Sigma | Delta-Sigma | |||||||||
| Resolution(Bits) | 24 | 24 | 22 | 24 | 14 | 22 | 14 | 16 | |||
| Sample Rate (max)(SPS) | 1KSPS | 0.86KSPS | |||||||||
| Reference Mode | N/A | Int,Ext | |||||||||
| Analog Voltage AVDD(Min)(V) | 2 | 2 | |||||||||
| FIFO | No | No | |||||||||
| Features | Self-Test | Low-power | Low-power | ||||||||
| Operating temperature range(C) | -40 | -40 to 85 | -40 | -40 to 85 | -40 | -40 | -40 | ||||
| Package area(mm^2) | 9 | 5.76 | 289 | 5.76 | 289 | ||||||
| Package size (L x W)(mm) | 3 x 3 | 2.4 x 2.4 | 17 x 17 | 2.4 x 2.4 | 17 x 17 | ||||||
| Package type | VQFN | DSBGA | FCBGA | DSBGA | FCBGA | ||||||
| Pin count | 16 | 36 | 400 | 36 | 400 | ||||||
| TI functional safety category | |||||||||||
| Vs(max)(V) | 26 | ||||||||||
| Vs(min)(V) | 0 | ||||||||||
| TI.com inventory | 2745 | 580 | 682270 | 2615 | 720 | 133655 | 720 | ||||
| Approx. price(US$) | 1.122 | 1ku | 4.73 | 1ku | 4.5 | 1ku | 5.99 | 1ku | 1567 | 1u | 5.99 | 1ku | 1767 | 1u | ||||
| Number of input channels | 4 | 4 | 4 | 10 | 4 | 10 | |||||
| Applications | HRV,Hearables,Optical-HRM,SpO2,Vo2 max | 1-lead ECG,BP,Dry electrode ECG,HRV,Optical-HRM,SpO2,Vo2 max | 1-lead ECG,3-lead ECG,5-lead ECG,ECG patch,EEG,Patient monitoring | 1-lead ECG,3-lead ECG,5-lead ECG,ECG patch,EEG,Patient monitoring | |||||||
| Interface type | I2C | I2C, SPI | SPI,I2C | I2C,SPI | |||||||
| Number of LEDs | 6 | 8 | 4 | 4 | |||||||
| Package size | mm2 | ||||||||||
| Analog input BW(MHz) | 7000 | 7000 | |||||||||
| Power consumption(typ)(mW) | 8444 | 8444 | |||||||||
| Sample rate(max)(Msps) | 4000 | 4000 | |||||||||
| PGA Gain(Typ)(V/V) | 1,2,3,4 | ||||||||||
| Offset error drift(Typ)(uV/C) | 80 | ||||||||||
| Offset Error(Typ)(uV) | 0.25 | ||||||||||
| Gain Error(Typ)(%) | 5 |
