Rainbow Electronics MAX1230 - Manual (Page 7)

MAX1226/MAX1228/MAX1230
12-Bit 300ksps ADCs with FIFO,
Temp Sensor, Internal Reference
_______________________________________________________________________________________ 7
4.051
4.050
4.049
4.048
4.047
-40 10 -15 35 60 85
INTERNAL REFERENCE VOLTAGE
vs. TEMPERATURE
MAX1226/28/30 toc11
TEMPERATURE ( °C)
INTERNAL REFERENCE VOLTAGE (V)
-0.3
-0.1
-0.2
0.1
0
0.2
0.3
4.75 4.95 4.85 5.05 5.15 5.25
OFFSET ERROR
vs. SUPPLY VOLTAGE
MAX1226/28/30 toc12
SUPPLY VOLTAGE (V)
OFFSET ERROR (LSB)
-0.3
-0.1
-0.2
0.1
0
0.2
0.3
-40 10 -15 35 60 85
OFFSET ERROR
vs. TEMPERATURE
MAX1226/28/30 toc13
TEMPERATURE ( °C)
OFFSET ERROR (LSB)
-1.5
-1.0
-0.5
0
0.5
GAIN ERROR vs. SUPPLY VOLTAGE
MAX1226/28/30 toc14
SUPPLY VOLTAGE (V)
GAIN ERROR (LSB)
4.75 4.85 5.05 5.25 5.15 4.95
-1.5
0
-1.0
0.5
-0.5
GAIN ERROR vs. TEMPERATURE
MAX1226/28/30 toc15
TEMPERATURE ( °C)
GAIN ERROR (LSB)
-40 -15 35 85 60 10
Typical Operating Characteristics (continued)
(V DD = +5V, V REF = +4.096V, f SCLK = 4.8MHz, C LOAD = 30pF, T A = +25°C, unless otherwise noted.)
-1.00
-0.50
0.50
0.25
-0.25
-0.75
0
1.00
0.75
TEMPERATURE SENSOR ERROR
vs. TEMPERATURE
MAX1226/28/30 toc16
TEMPERATURE ( °C)
TEMPERATURE SENSOR ERROR (
°C)
-40 -15 35 85 60 10
GRADE A
GRADE B
-10
-6
-8
-2
-4
0
2
0 4 2 6 8 10
SAMPLING ERROR
vs. SOURCE IMPEDANCE
MAX1226/28/30 toc17
SOURCE IMPEDANCE (k Ω)
SAMPLING ERROR (LSB)