MLX90621 datasheet(27/44 Pages) MELEXIS

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MLX90621

16x4 IR array

Datasheet

39001090621

Page 27 of 44

Datasheet IR16x4

Rev 3.0

15 September 2016

Detailed descriptions of some of the EEPROM addresses are described here after:

EEPROM cell meaning

Ks_scale

[7:4] - reserved

[3:0] - Ks_scale - 8

- MLX reserved

Table 15: C0…C7 EEPROM cell meaning

EEPROM cell meaning

AcommonH

AcommonL

- common offset

KT scale

[7:4] - KT1 scale

[3:0] - KT2 scale -10

ACPH

ACPL

- Compensation pixel individial offset

BCP

- Individual Ta dependence (slope) of the compensation pixel offset

ΔαCP_H

ΔαCP_L

- Sensitivity coefficient of the compensation pixel

Table 16: D0…D7 EEPROM cell meaning

EEPROM cell meaning

TGC

- Thermal Gradien Coefficient

Offset scale

[7:4] - Aiscale

[3:0] - Biscale

Vth_H

Vth_L

- Vth0 of absolute temperatire sensor

KT1_H

KT1_L

- KT1 of absolute temperature sensor

KT2_H

KT2_L

- Kt2 of absolute temperatire sensor

Table 17: DF…D8 EEPROM cell meaning

EEPROM cell meaning

α0_H

α0_L

- Common sensitivity coefficient

α0_scale

- Common sensitivity scaling coefficient

Δαscale

- Individual sensitivity scaling coefficient

ε_H

ε_L

- Emissivity coefficient

MELEXIS reserved

- MELEXIS reserved

Table 18: E7…E0 EEPROM cell meaning

EEPROM cell meaning

MELEXIS reserved

- MELEXIS reserved

CFG_H

CFG_L

- Config register value

OSC_trim

- Oscillator trimming value

Table 19: F7…F0 EEPROM cell meaning

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