Rainbow Electronics MAX1189 - Manual (Page 5)

MAX1179/MAX1187/MAX1189
16-Bit, 135ksps, Single-Supply ADCs with
Bipolar Analog Input Range
_______________________________________________________________________________________ 5
INL vs. CODE
MAX1179/87/89 toc01
CODE
INL (LSB)
60000 20000 10000 30000 50000 40000
-2.0
-1.5
-1.0
-0.5
0
0.5
1.0
1.5
2.0
2.5
-2.5
0
DNL vs. CODE
MAX1179/87/89 toc02
CODE
DNL (LSB)
-2.0
-1.5
-1.0
-0.5
0
0.5
1.0
1.5
2.0
2.5
-2.5
60000 20000 10000 30000 50000 40000 0
SUPPLY CURRENT (AV
DD
+ DV
DD
)
vs. TEMPERATURE
MAX1179/87/89 toc03
TEMPERATURE ( °C)
SUPPLY CURRENT (mA)
60 40 -20 0 20
4.45
4.50
4.55
4.60
4.65
4.70
4.75
4.80
4.40
-40 80
5.25V
5.0V
4.75V
f SAMPLE = 135ksps
SHUTDOWN MODE BETWEEN
CONVERSIONS
SUPPLY CURRENT (AV DD + DV DD )
vs. SAMPLE RATE
MAX1179/87/89 toc04
SAMPLE RATE (ksps)
SUPPLY CURRENT (mA)
100 10 1 0.1
0.001
0.01
0.1
1
10
0.0001
0.01 1000
STANDBY MODE
SHUTDOWN MODE
-0.20
-0.10
-0.15
0
-0.05
0.15
0.10
0.05
0.20
-40 0 -20 20 40 60 80
GAIN ERROR
vs. TEMPERATURE
MAX1179/87/89 toc07
TEMPERATURE ( °C)
GAIN ERROR (%FSR)
SHUTDOWN CURRENT (AV DD + DV DD )
vs. TEMPERATURE
MAX1179/87/89 toc05
TEMPERATURE ( °C)
SHUTDOWN SUPPLY CURRENT (
µ
A)
60 40 -20 0 20
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.5
4.0
5.0
0
-40 80
NO CONVERSIONS
OFFSET ERROR vs. TEMPERATURE
MAX1179/87/89 toc06
TEMPERATURE ( °C)
OFFSET ERROR (mV)
60 40 -20 0 20
-8
-6
-4
-2
0
2
4
8
6
10
-10
-40 80
MAX1189
4.056
4.076
4.066
4.096
4.086
4.126
4.116
4.106
4.136
-40 0 -20 20 40 60 80
INTERNAL REFERENCE
vs. TEMPERATURE
MAX1179/87/89 toc08
TEMPERATURE ( °C)
INTERNAL REFERENCE (V)
FFT AT 1kHz
MAX
1179/87/89 toc09
FREQUENCY (kHz)
MAGNITUDE (dB)
40 20
-160
-140
-120
-100
-80
-60
-40
-20
0
-180
0 60
f SAMPLE = 135ksps
Typical Operating Characteristics
(AV DD = DV DD = +5V, external reference = +4.096V, C REF = 10µF, C REFADJ = 0.1µF, V REFADJ = AV DD , C LOAD = 20pF, T A = T MIN to
T MAX , unless otherwise noted. Typical values are at T A = +25°C.) (Typical Application Circuit)