Datasheet

MAX1157/MAX1159/MAX1175
14-Bit, 135ksps, Single-Supply ADCs with
Bipolar Analog Input Range
_______________________________________________________________________________________ 5
INL vs. CODE
MAX1157 toc01
CODE
INL (LSB)
12288 1638481924096
-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
MAX1157 toc02
CODE
DNL (LSB)
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1.0
-1.0
0
12288 1638481924096
SUPPLY CURRENT (AV
DD
+ DV
DD
)
vs. TEMPERATURE
MAX1157 toc03
TEMPERATURE (°C)
SUPPLY CURRENT (mA)
6040-20 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
MAX1157 toc04
SAMPLE RATE (ksps)
SUPPLY CURRENT (mA)
1001010.1
0.001
0.01
0.1
1
10
0.0001
0.01 1000
STANDBY
MODE
SHUTDOWN
MODE
V
AIN
= 0V
GAIN ERROR vs. TEMPERATURE
MAX1157 toc07
TEMPERATURE (°C)
GAIN ERROR (%FSR)
6040-20 0 20
-0.15
-0.10
-0.05
0
0.05
0.10
0.15
0.20
-0.20
-40 80
SHUTDOWN CURRENT (AV
DD
+ DV
DD
)
vs. TEMPERATURE
MAX1157 toc05
TEMPERATURE (°C)
SHUTDOWN SUPPLY CURRENT (mA)
6040-20 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
MAX1157 toc06
TEMPERATURE (°C)
OFFSET ERROR (mV)
6040-20 0 20
-8
-6
-4
-2
0
2
4
8
6
10
-10
-40 80
MAX1159
INTERNAL REFERENCE
vs. TEMPERATURE
MAX1157 toc08
TEMPERATURE (°C)
INTERNAL REFERENCE (V)
6040-20 0 20
4.066
4.076
4.086
4.096
4.106
4.116
4.126
4.136
4.056
-40 80
FFT AT 1kHz
MAX 1157 toc09
FREQUENCY (kHz)
MAGNITUDE (dB)
4020
-160
-140
-120
-100
-80
-60
-40
-20
0
-180
060
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)