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AS6221

Operating Conditions

Datasheet

• PUBLIC

DS000751

• v3-00 • 2022-Feb-28

│ 9

Operating Conditions

The AS6221 is a complete sensor system that has an integrated sensing element, the analog

frontend, the A/D converter and the digital signal processing part.

The digital signal processing part consists of the signal processor, the registers and the serial bus

interface.

5.1

Analog System Parameters

Figure 6:

Analog System Parameters of AS6221

Parameter

Symbol

Min

Typ

Max

Unit

Note

Supply Voltage

VDD

1.71

2.0

3.0

3.6

T= 0°C to 125°C

T= -40°C to 125°C

Temperature Range

-40

125

°C

Standby Current

Consumption

IDD

0.1

0.3

0.4

9.0

µA

T= -40°C to 65°C

T= 65°C to 125°C

Current Consumption

(4 conversions /s)

IDD

µA

T= -40°C to 65°C

Serial bus inactive

T= 65°C to 125°C

Serial bus inactive

Resolution

Bits

Conversion Time

Conversion Rate

0.25

0.35

1.35

5.5

10.7

Conv/s

CR[1:0]=00

CR[1:0]=01

CR[1:0]=10

CR[1:0]=11

Supply Voltage Rise

Time

TRise_VDD

from 0.1V to 1.6V

Supply Voltage Slew

Rate

SR_VDD

mV/ms

from 0.1V to 1.6V

In Figure 6 an overview of the analog system parameters is given.

The current consumption for less than 4 conversions per second is lower than the values given in

Figure 6.

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