DA6505.005
11 June 2018
ELECTRICAL CHARACTERISTICS
TA = -40oC to +90oC, VDD = 1.71V to 5.5V, Typ TA = 25°C, Typ VDD = VDDIO = 1.8 V, Typ VDDS = 1.68 V, RSENSOR = 6k
unless otherwise noted
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Sensor Input
Noise
Resolution in
Pressure
VN_IN_P
VIN=0V
GAINP=14.9 (23.5dB)
OSRP = ¼
3.7 (14.6)
2.6 (15.1)
1.8 (15.7)
1.2 (16.3)
0.84 (16.8)
0.63 (17.2)
0.44 (17.7)
µVRMS (bit)
OSRP = ½
Measurement
OSRP = 1
OSRP = 2
OSRP = 4
OSRP = 8
OSRP = 16, note 1
VIN=0V
GAINP=55.8 (34.9dB)
OSRP = ¼
2.3 (13.4)
1.5 (14)
µVRMS (bit)
OSRP = ½
OSRP = 1
OSRP = 2
OSRP = 4
OSRP = 8
0.98 (14.6)
0.72 (15.1)
0.52 (15.6)
0.36 (16.1)
0.27 (16.5)
OSRP = 16, note 1
GAINT=14.9 (23.5dB)
OSRT = ¼
Sensor Input
Noise
VN_IN_TR
6.3 (13.9)
5.3 (14.1)
4.4 (14.4)
3.6 (14.7)
3 (14.9)
µVRMS (bit)
Resolution in
Sensor Bridge
Temperature
Measurement
OSRT = ½
OSRT = 1
OSRT = 2
OSRT = 4
OSRT = 8
2.5 (15.2)
2.1 (15.4)
OSRT = 16, note 1
GAINT=1 (0dB), SGNGAINT=1
OSRT%= -28%
OSRT = ¼
Sensor Input
Noise
VN_IN_TD
Resolution in
External Diode
Temperature
Measurement
46 (14.9)
35.2 (15.3)
26.9 (15.7)
20.5 (16.1)
15.6 (16.5)
11.9 (16.8)
9.1 (17.2)
µVRMS (bit)
OSRT = ½
OSRT = 1
OSRT = 2
OSRT = 4
OSRT = 8
OSRT = 16, notes 1 and 2
Note 1. Resolution in bits is calculated as follows: VN_[bit] = log(1400mV / GAINx / VN)/log(2) when VN is the RMS noise voltage at the input
and x=P or T.
Note 2. To avoid signal clipping GAINT=1, SGNGAINT=1 and OFST%= -28% settings must be used in external diode temperature
measurement
.
5 (44)
MAS [ MICRO ANALOG SYSTEMS ]
