MLX90320 Datasheet, PDF (6/32 Pages) Melexis Microelectronic Systems – Automotive small sensor interface

MLX90320
Automotive small sensor interface
Clamping output
high1
Clamping output
high n
7 other high
clamping levels
with a clamp
level variation of
1.3%VDD for
each
n = [0..7]
Clamp high max
– 1.3%VDD
Clamp high max
– n*1.3%VDD
Parameter.
Low diagnostic
output
High diagnostic
output
Symbol
Diagnostic Limits Specifications
Comments
Min
Typ
0
96
Parameter.
Overall gain
Coarse gain
Fine gain
Sensor output
span that can be
accommodated
to achieve 4V
output span
Sensor output
span that can be
accommodated
to achieve 4V
output span
Symbol
Gdido
Gdts
Gcs
Fgain
Signal path general Specifications
Comments
Min
Typ
See table 3
12.7
below for an
overview
1bit
3.25
programmable
1bit
2
programmable
1bit
1.24
programmable
10 bit
programmable
0.448
Without an
1.8
optimal
compensation of
the sensitivity
temperature drift
(i.e. with the fine
gain equal to
one of the
extreme range
values)
With an optimal
2.5
compensation of
the sensitivity
temperature drift
(i.e. with the fine
gain equal to the
middle range
value)
Max
4
Max
442
13
5
1.9375
0.99
63
40
%VDD
%VDD
Units
%VDD
%VDD
Units
V/V
V/V
V/V
V/V
V/V
mV/Vsupply
mV/Vsupply
3901090320
Rev 004
Page 6 of 32
Data Sheet
Mar/05