Datasheet

MAX11040K/MAX11060
24-/16-Bit, 4-Channel, Simultaneous-Sampling,
Cascadable, Sigma-Delta ADCs
7
Maxim Integrated
TOTAL HARMONIC DISTORTION
vs. INPUT FREQUENCY
MAX11040K/11060 toc10
INPUT FREQUENCY (Hz)
THD (dB)
15001000500
-120
-110
-100
-90
-80
-130
0 2000
OFFSET ERROR vs. SUPPLY VOLTAGE
MAX11040K/11060 toc11
SUPPLY VOLTAGE (V)
OFFSET ERROR (% FSR)
3.53.43.33.23.1
-0.08
-0.06
-0.04
-0.02
0
0.02
0.04
0.06
0.08
0.10
-0.10
3.03.6
AVDD = DVDD
OFFSET ERROR vs. TEMPERATURE
MAX11040K/11060 toc12
TEMPERATURE (°C)
OFFSET ERROR (% FSR)
764718-11
-0.08
-0.06
-0.04
-0.02
0
0.02
0.04
0.06
0.08
0.10
-0.10
-40 105
AVDD = DVDD
GAIN ERROR vs. SUPPLY VOLTAGE
MAX11040K/11060 toc13
SUPPLY VOLTAGE (V)
GAIN ERROR (% FSR)
3.43.33.23.1
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1.0
-1.0
3.03.53.6
AVDD = DVDD
GAIN ERROR
vs. TEMPERATURE
MAX11040K/11060 toc14
TEMPERATURE (°C)
GAIN ERROR (% FSR)
603510-15
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1.0
-1.0
-40 85
V
AVDD
= V
DVDD
= 3.3V
GAIN ERROR DRIFT
MAX11040K/11060 toc15
TIME (hr)
GAIN ERROR (%)
900800700600500400300200100
-0.08
-0.06
-0.04
-0.02
0
-0.10
0 1000
Typical Operating Characteristics (MAX11040K continued)
(V
AV
DD
= V
DV
DD
= 3.3V, f
XIN CLOCK
= 24.576MHz, f
OUT
= 16ksps, V
REFIO
= 2.5V (external), C
REFIO
= C
REF0
= C
REF1
= C
REF2
=
C
REF3
= 1μF, T
A
= +25°C, unless otherwise noted.)