mlx90323 Melexis Company, mlx90323 Datasheet - Page 19

• Manufacturer Part Number: mlx90323
• Description: 4 ? 20 Ma Loop Sensor Interface With Signal Conditioning And Eeprom
• Manufacturer: Melexis Company

3901090323
Rev 001
Byte
25-26
27-28
35-36
37-38
39-42
11
12
13
14
15
16
17
18
19
20
21
22
23
24
29
Functions
TR3L
GNTC4L
P2L
OFTC4L
DIGMOP1L
GN1[9:8]
GNTC1
[11:8]
TR1[9:8]
OFTC2[11:8]
GNTC3[11:8] OFTC3[11:8]
TR3[9:8]
OFTC4[11:8]
PNB_TNB
N_Factor
Not Used
GN
OF
Taddress
A_16
B_16
RESULT_32
OF1[9:8]
GNTC2[11:8]
GNTC4[11:8]
OFTC1[11:8]
TR2[9:8]
P4[9:8]
P1[9:8]
P5[9:8]
P3[9:8]
P2[9:8]
Remarks
Third temperature point.
Fourth gain TC.
Pressure Point 1 (8LSB).
Fourth offset TC.
Fixed pressure (8LSB).
Two MSB's of fixed gain
GN[9:8].
Four MSB's of first gain TC
GNTC1[11:8].
Two MSB's, first temperature
gain
point T1[9:8] or
Four MSB's, second offset TC
OFTC2[11:8] or
Four MSB's, Third Gain TC
GNTC3[11:8] or
Two MSB's, third temperature
point t3[9:8] or
Four MSB's Fourth Offset TC
OFTC4[11:8] or
Same as EEPROM.
Temperature filter coefficient — 4 LSB’s, 4 MSB = 0
Offset Ordinate of the current gap.
Gain Ordinate of the current gap.
4 bits for the max. temperature address of the current gap;
4 bits for the min. temperature address of the current gap.
16 bits A Register.
16 bits B Register.
32 bits result (for 16 bit multiplication).
Page 19 of 24
with Signal Conditioning and EEPROM
4 – 20 mA Loop Sensor Interface
Two MSB's, second temp.
point T2[9:8] or
Two MSB's of fixed offset
OF[9:8].
Four MSB's, Fourth Gain
Four MSB's of the first
Two MSB's, Pressure
Two MSB's, Pressure
Two MSB's Pressure
Point 3 P3[9:8]
TC GNTC4[11:8] or
Two MSB's, Pressure
offset TC OFTC1[11:8]
Four MSB's, second
TC GNTC2[11:8] or
Four MSB's Third Offset
TC OFTC3[11:8] or
Two MSB's Pressure
Point 5 P5[9:8]
Point 4 P4[9:8].
Point 2 P2[9:8].
Point 1 P1[9:8].
MLX90323
Data Sheet
March/08