MLX90323 Datasheet, PDF (7/25 Pages) Melexis Microelectronic Systems – 4 – 20 mA Loop Sensor Interface with Signal Conditioning and EEPROM

MLX90323
4 – 20 mA Loop Sensor Interface
with Signal Conditioning and EEPROM
Fixed gain control range
Table 3. MLX90323 Electrical Specifications (continued)
Output Stage
Fixed gain
Output current CMO pin
Current sense resistor
Signal Path ( General)
Overall gain
Overall non-linearity
Bandwidth (-3dB)
R_SENSE = 24 ohm
Current sense res = 24Ω
39 nF (FLT to GND)
Temperature Sensor & Amplifier
Temperature sensor sensitivity
Temperature sensor output voltage
Input voltage range TMP pin
@ V_DD = 5.0V
GNTP[1,0] = 00
GNTP[1,0] = 01
GNTP[1,0] = 10
GNTP[1,0] = 11
DAC / ADC
Resolution
On-Chip RC Oscillator and Clock
Trimmed RC oscillator frequency
Frequency temperature coefficient
Clock Stability with temperature compensation over full
temperature range
Ratio of f (microcontroller main
clock and (RC oscillator)
TURBO = 0
TURBO = 1
UART & COMS Pin
UART baud rate
COMS pin input levels
COMS Pin Output Resistance
TURBO = 0
TURBO = 1
Low
High
Low
High
0.480
0.970 V/V
8.4
9.3 mA/V
27
mA
24
Ohms
284
-0.25
2.8 3.5
2625
0.25
4.2
mA/V
%
KHz
390
uV/ºC
70
380 mV
207
517 mV
145
367 mV
101
263 mV
71
186 mV
10
Bit
86.9 87.8 88.7
26
-3
+3
kHz
Hz/ºC
%
7
28
2400
9600
0.3*V_DD
100
100
Baud
Baud
V
0.7*V_DD V
Ohms
kOhms
3901090323
Rev 003
Page 7 of 25
Data Sheet
Feb/12