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Price
RoHS Y Y Y Y Y Y Y Y Y Y
Lead Status Y Y Y Y Y Y Y Y Y Y
Analog input BW(MHz) 900 900 1400
Architecture SAR SAR SAR Delta-Sigma SAR Delta-Sigma
ENOB(bit) 13.7 12.8 12.6
Features High Dynamic Range,High Performance,Low Power High Performance,Low Power High Dynamic Range,High Performance,Low Power PGA,Small Size Daisy-Chainable,GPIO,Small Size Self-Test
Input buffer No No No
Interface type Serial LVDS CMOS Serial LVDS SPI SPI I2C I2C, SPI Serial CMOS
Number of input channels 1 2 2 4 8 4 4 1
Operating temperature range(C) -40 -40 -40 -40 to 125 -40 -40 -40 to 85 -40 -40 -40
Package area(mm^2) 25 25 25 2.56 9 5.76 106.09 106.09
Package size (L x W)(mm) 5 x 5 5 x 5 5 x 5 1.6 x 1.6 3 x 3 2.4 x 2.4 10.3 x 10.3 10.3 x 10.3
Package type WQFN WQFN WQFN DSBGA VQFN DSBGA SO-MOD SO-MOD
Peak-to-peak input voltage range(V) 3.2 2.25 3.2 50mV 1
Pin count 40.0 40.0 40.0 16 16 36 16.0 16.0
Power consumption(typ)(mW) 119 144 200 4 85.8
Rating Catalog Catalog Catalog Catalog Catalog Catalog Catalog Catalog Catalog
Resolution(Bits) 18 14 14 24 16 24 22
SFDR(dB) 95 93 84 87
SNR(dB) 84.5 79 77.5 100 86 77
Sample rate(max)(Msps) 65 65 125 21
TI.com inventory 634 8496 890 16793 2745 580 682270 10411 3632
Approx. price(US$) 79 | 1ku 39.05 | 1ku 68 | 1ku 1.98 | 1ku 6.6 | 1ku 1.122 | 1ku 4.73 | 1ku 4.5 | 1ku 4.6 | 1ku 5.692 | 1ku
Multi-channel configuration Simultaneous Sampling
Analog voltage AVDD(Max)(V) 3.6
Package size mm2
Package Group TSSOP|20,WQFN|20
Input type Differential Single-ended
Analog voltage AVDD(Min)(V) 2.7
Input range(Min)(V) -1.3
Reference mode Int External,Internal
Digital supply(Max)(V) 3.6
Power consumption(Typ)(mW) 3.3
Sample rate(Max)(kSPS) 32
Digital supply(Min)(V) 2.7
Input range(Max)(V) 3.6
Analog supply voltage(max)(V) 5.5
Analog supply voltage(min)(V) 3
Analog supply(max)(V) 5.5
Analog supply(min)(V) 3
Digital supply(max)(V) 5.5
Digital supply(min)(V) 1.65
Input voltage range(max)(V) 5.5
Input voltage range(min)(V) 0
Multichannel configuration Multiplexed
Sample rate(max)(ksps) 250
TI functional safety category
Vs(max)(V) 26
Vs(min)(V) 0
Applications HRV,Hearables,Optical-HRM,SpO2,Vo2 max 1-lead ECG,BP,Dry electrode ECG,HRV,Optical-HRM,SpO2,Vo2 max
Number of LEDs 6 8
CMTI(min)(kV/s) 75 75
Clearance(min)(mm) 8 8
Creepage(min)(mm) 8 8
Device type Current sensing Voltage sensing
Isolation rating Reinforced Reinforced
Transient isolation voltage (VIOTM)(VPK) 6 6000
Withstand isolation voltage (VISO)(Vrms) 4250 4250
Working isolation voltage (VIOWM)(Vrms) 1200 1200
Input offset ()(max)(V) 0.0002
Input offset drift ()(typ)(V/C) 0.000005