Rainbow Electronics MAX1329 - Manual (Page 14)

MAX1329/MAX1330
12-/16-Bit DASs with ADC, DACs, DPIOs, APIOs,
Reference, Voltage Monitors, and Temp Sensor
14 ______________________________________________________________________________________
0.020
0.021
0.022
0.023
2.7 3.7 4.7
ADC GAIN ERROR
vs. SUPPLY VOLTAGE
MAX1329 toc17
AV DD (V)
GAIN ERROR (%)
A V = 1
-120
-80
-100
-40
-60
-20
0
0 60 80 20 40 100 120
ADC 4096-POINT FFT PLOT
MAX1329 toc18
FREQUENCY (kHz)
VOLTAGE (dB)
f IN = 10.261kHz
FS = 253.95ksps
THD = 82.86dB
SFDR = 84.74dB
SINAD = 70.98dB
10.0
11.0
10.5
12.0
11.5
12.5
13.0
120 220 170 270 320
ADC ENOB vs. FREQUENCY
MAX1329 toc19
CONVERSION RATE (ksps)
EFFECTIVE NUMBER OF BITS (ENOB)
Typical Operating Characteristics (continued)
(AV
DD
= 5.0V, V
REFADC
= V
REFDAC
= 2.5V for DV
DD
= 3.0V; T
A
= +25°C, unless otherwise noted.)
0
0.01
0.03
0.02
0.04
0.05
-40 10 -15 35 60 85
ADC GAIN ERROR
vs. TEMPERATURE
MAX1329 toc16
TEMPERATURE (°C)
ERROR (%)
AV DD = 2.7V
AV DD = 5.5V
A V = 1