MLX75031 Datasheet, PDF (51/67 Pages) Melexis Microelectronic Systems – Optical Gesture & Proximity Sensing IC

MLX75031
Optical Gesture & Proximity Sensing IC
with Integrated LED Drivers
Datasheet
The offset of the temperature curve is measured at one temperature (preferably 30degC) and permanently
stored in the zenerzap OTP with 6 bit word length. This information is accessible via the Calib2 register, see
Table 24.
Calib2 - TRIM_TEMP<5:0>
Dec
Bin
Offset
(degC)
1
1
-31
2
10
-30
3
11
-29
4
100 -28
5
101 -27
6
110 -26
7
111 -25
8
1000 -24
9
1001 -23
10
1010 -22
11
1011 -21
12
1100 -20
13
1101 -19
14
1110 -18
15
1111 -17
16 10000 -16
17 10001 -15
18 10010 -14
19 10011 -13
20 10100 -12
21 10101 -11
22 10110 -10
23 10111 -9
24 11000 -8
25 11001 -7
26 11010 -6
27 11011 -5
28 11100 -4
29 11101 -3
30 11110 -2
31 11111 -1
32 100000 0
33 100001 1
34 100010 2
35 100011 3
36 100100 4
37 100101 5
38 100110 6
39 100111 7
40 101000 8
41 101001 9
LSL
10005.5
10072.5
10139.5
10206.5
10273.5
10340.5
10407.5
10474.5
10541.5
10608.5
10675.5
10742.5
10809.5
10876.5
10943.5
11010.5
11077.5
11144.5
11211.5
11278.5
11345.5
11412.5
11479.5
11546.5
11613.5
11680.5
11747.5
11814.5
11881.5
11948.5
12015.5
12082.5
12149.5
12216.5
12283.5
12350.5
12417.5
12484.5
12551.5
12618.5
12685.5
25degC
Slope: -67LSB/K
30degC
expected USL
LSL expected USL
10039
10106
10173
10240
10307
10374
10441
10508
10575
10642
10709
10776
10843
10910
10977
11044
11111
11178
11245
11312
11379
11446
11513
11580
11647
11714
11781
11848
11915
11982
12049
12116
12183
12250
12317
12384
12451
12518
12585
12652
12719
10072.5
10139.5
10206.5
10273.5
10340.5
10407.5
10474.5
10541.5
10608.5
10675.5
10742.5
10809.5
10876.5
10943.5
11010.5
11077.5
11144.5
11211.5
11278.5
11345.5
11412.5
11479.5
11546.5
11613.5
11680.5
11747.5
11814.5
11881.5
11948.5
12015.5
12082.5
12149.5
12216.5
12283.5
12350.5
12417.5
12484.5
12551.5
12618.5
12685.5
12752.5
9670.5
9737.5
9804.5
9871.5
9938.5
10005.5
10072.5
10139.5
10206.5
10273.5
10340.5
10407.5
10474.5
10541.5
10608.5
10675.5
10742.5
10809.5
10876.5
10943.5
11010.5
11077.5
11144.5
11211.5
11278.5
11345.5
11412.5
11479.5
11546.5
11613.5
11680.5
11747.5
11814.5
11881.5
11948.5
12015.5
12082.5
12149.5
12216.5
12283.5
12350.5
9704
9771
9838
9905
9972
10039
10106
10173
10240
10307
10374
10441
10508
10575
10642
10709
10776
10843
10910
10977
11044
11111
11178
11245
11312
11379
11446
11513
11580
11647
11714
11781
11848
11915
11982
12049
12116
12183
12250
12317
12384
9737.5
9804.5
9871.5
9938.5
10005.5
10072.5
10139.5
10206.5
10273.5
10340.5
10407.5
10474.5
10541.5
10608.5
10675.5
10742.5
10809.5
10876.5
10943.5
11010.5
11077.5
11144.5
11211.5
11278.5
11345.5
11412.5
11479.5
11546.5
11613.5
11680.5
11747.5
11814.5
11881.5
11948.5
12015.5
12082.5
12149.5
12216.5
12283.5
12350.5
12417.5
REVISION 001 – JANUARY, 2013
39010xxxxx
Page 51 of 51