EVB90620 Datasheet, PDF (5/39 Pages) Melexis Microelectronic Systems – High precision non-contact temperature measurements

MLX90620
16x4 IR array
2 Glossary of terms
POR
PTAT
IR
IR_data
ADC
Ta
To
TGC
FOV
ESD
EMC
I²C
SDA
SCL
DSP
HFO
FpS
MD
SD
TBD
NA
Power On Reset
Proportional To Absolute Temperature sensor (package temperature)
Infra Red
Infrared data (raw data from ADC proportional to IR energy received by the sensor)
Analog To Digital Converter
Ambient Temperature measured from the chip – (the package temperature)
Object Temperature, ‘seen’ from IR sensor
Temperature Gradient Coefficient
Field Of View
Electro-Static Discharge
Electro-Magnetic Compatibility
Inter-Integrated Circuit communication protocol
Serial Data
Serial Clock
Digital Signal Processing
High Frequency Oscillator (RC type)
Frames per Second – data refresh rate
Master Device
Slave Device
To Be Defined
Not Applicable
Table 1 Glossary of terms
3 Absolute Maximum ratings
Parameter
Supply Voltage, V_DD (over voltage)
Supply Voltage, V_DD (operating max)
Reverse Voltage (each pin)
Operating Temperature Range, T_A
Storage Temperature Range, T_S
ESD Sensitivity (AEC Q100 002)
DC sink current, SDA
DC source current, SDA
DC clamp current, SDA
DC source current, SCL
DC clamp current, SCL
MLX90620
5V
3.6V
-0.3 V
-40…+85 C
-40…+125 C
2kV
25 mA
NA
NA
NA (input only)
NA
Table 2 Absolute maximum ratings for MLX90620
Exceeding the absolute maximum ratings may cause permanent damage. Exposure to absolute-maximum-
rated conditions for extended periods may affect device reliability.
3001090620
Rev 4.0
Page 5 of 40
Datasheet IR16x4
19 September 2012