Rainbow Electronics MX7705 - Manual (Page 12)

MX7705
16-Bit, Low-Power, 2-Channel,
Sigma-Delta ADC
12 ______________________________________________________________________________________
5.15 5.05 4.95 4.85
-0.002
-0.001
0
0.001
0.002
0.003
-0.003
4.75 5.25
OFFSET ERROR vs. SUPPLY VOLTAGE (5V)
MX7705 toc04
SUPPLY VOLTAGE (V)
OFFSET ERROR (%FSR)
V DD = 5V
60 35 10 -15
-0.002
-0.001
0
0.001
0.002
0.003
-0.003
-40 85
OFFSET ERROR vs. TEMPERATURE
MX7705 toc05
TEMPERATURE ( °C)
OFFSET ERROR (%FSR)
V DD = 5V
V DD = 3V
GAIN ERROR vs. SUPPLY VOLTAGE (3V)
MX7705 toc06
SUPPLY VOLTAGE (V)
GAIN ERROR (%FSR)
3.45 3.30 3.15 3.00 2.85
-0.0010
-0.0005
0
0.0005
0.0010
0.0015
-0.0015
2.70 3.60
V DD = 3V
GAIN ERROR vs. SUPPLY VOLTAGE (5V)
MX7705 toc07
SUPPLY VOLTAGE (V)
GAIN ERROR (%FSR)
5.15 5.05 4.95 4.85
-0.002
-0.001
0
0.001
0.002
0.003
-0.003
4.75 5.25
V DD = 5V
GAIN ERROR vs. TEMPERATURE
MX7705 toc08
TEMPERATURE ( °C)
GAIN ERROR (%FSR)
60 35 10 -15
-0.004
-0.003
-0.002
-0.001
0
0.001
0.002
0.003
0.004
0.005
-0.005
-40 85
V DD = 5V
V DD = 3V
Typical Operating Characteristics (continued)
(V DD = 3V or 5V, V REF+ = 1.225V for V DD = 3V, V REF+ = 2.5V for V DD = 5V, V REF - = GND, T A = +25°C, unless otherwise noted.)