Typical operating characteristics – Rainbow Electronics MAX1205 User Manual
Page 5
MAX1205
+5V Single-Supply, 1Msps, 14-Bit
Self-Calibrating ADC
_______________________________________________________________________________________
5
-1.25
-1.00
-0.75
-0.50
-0.25
0
0.25
0.50
0.75
1.00
1.25
-8192
-4096 -2048
-6144
0
2048 4096 6144 8192
INTEGRAL NONLINEARITY vs.
TWO’S COMPLEMENT OUTPUT CODE
MAX1205-01
TWO’S COMPLEMENT OUTPUT CODE
INL (LSB)
-1.0
-0.5
0
0.5
1.0
-8192
-4096 -2048
-6144
0
2048 4096 6144 8192
DIFFERENTIAL NONLINEARITY vs.
TWO’S COMPLEMENT OUTPUT CODE
MAX1205-02
TWO’S COMPLEMENT OUTPUT CODE
DNL (LSB)
30
50
40
80
70
60
110
100
90
120
-80
-50
-40
-70
-60
-30
-20
-10
0
SINGLE-TONE SPURIOUS-FREE DYNAMIC RANGE
vs. INPUT AMPLITUDE (f
IN
= 99.5kHz)
MAX1205-03
INPUT AMPLITUDE (dBFS)
SFDR (dB)
dBFS
dBc
82
64
1
1000
100
10
SIGNAL-TO-NOISE RATIO PLUS
DISTORTION vs. INPUT FREQUENCY
70
66
78
74
84
72
68
80
76
MAX1205-04
INPUT FREQUENCY (kHz)
SINAD (dB)
A
IN
= -0.5dBFS
A
IN
= -6dBFS
A
IN
= -20dBFS
-90
1
1000
100
10
TOTAL HARMONIC DISTORTION
vs. INPUT FREQUENCY
-84
-88
-76
-80
-82
-86
-78
MAX1205-05
INPUT FREQUENCY (kHz)
THD (dB)
A
IN
= -20dBFS
A
IN
= -6dBFS
A
IN
= -0.5dBFS
60
1
1000
100
10
SIGNAL-TO-NOISE RATIO
vs. INPUT FREQUENCY
85
70
65
80
75
MAX1205-06
INPUT FREQUENCY (kHz)
SNR (dB)
A
IN
= -0.5dBFS
A
IN
= -6dBFS
A
IN
= -20dBFS
Typical Operating Characteristics
(AV
DD
= +5V ±5%, DV
DD
= DRV
DD
= +3.3V, V
RFPS
= +4.096V, V
RFNS
= AGND, V
CM
= +2.048V, differential input, f
CLK
= 2.048MHz,
calibrated, T
A
= +25°C, unless otherwise noted.)
85
80
0.1
1
SIGNAL-TO-NOISE RATIO PLUS DISTORTION
vs. SAMPLING RATE (f
IN
= 99.5kHz)
81
MAX1205-07
SAMPLE RATE (Msps)
SINAD (dB)
82
83
84
A
IN
= -0.5dBFS
0
-105
-120
-135
-90
-75
-60
-45
-30
-15
0
200
100
300
400
500
600
TYPICAL FFT
(f
IN
= 99.5kHz, 2048 VALUE RECORD)
MAX1205-08
FREQUENCY (kHz)
AMPLITUDE (dBFS)