Typical operating characteristics – Rainbow Electronics MAX1207 User Manual
Page 7
MAX1207
65Msps, 12-Bit ADC
_______________________________________________________________________________________
7
Typical Operating Characteristics
(V
DD
= 3.3V, OV
DD
= 2.0V, GND = 0, REFIN = REFOUT (internal reference), C
REFOUT
= 0.1µF, C
L
≈ 5pF at digital outputs, V
IN
= -0.5dBFS
differential input, DCE = high, CLKTYP = high, PD = low, G/T = low, f
CLK
= 65MHz (50% duty cycle), C
REFP
= C
REFN
= 0.1µF to GND, 1µF
in parallel with 10µF between REFP and REFN, C
COM
= 0.1µF in parallel with 2.2µF to GND, T
A
= +25°C, unless otherwise noted.)
SINGLE-TONE FFT PLOT
(8192-POINT DATA RECORD)
MAX1207 toc01
FREQUENCY (MHz)
AMPLITUDE (dBFS)
28
24
16
20
8
12
4
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
-110
0
32
f
CLK
= 65.0036Msps
f
IN
= 10.006MHz
A
IN
= -0.47dBFS
SNR = 68.55dBc
SINAD = 68.50dBc
THD = -87.6dBc
SFDR = 88.5dBc
HD2
HD3
SINGLE-TONE FFT PLOT
(8192-POINT DATA RECORD)
MAX1207 toc02
FREQUENCY (MHz)
AMPLITUDE (dBFS)
28
24
16
20
8
12
4
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
-110
0
32
f
CLK
= 65.0036Msps
f
IN
= 32.367MHz
A
IN
= -0.47dBFS
SNR = 68.55dBc
SINAD = 68.50dBc
THD = -87.2dBc
SFDR = 89.0dBc
HD2
HD3
SINGLE-TONE FFT PLOT
(8192-POINT DATA RECORD)
MAX1207 toc03
FREQUENCY (MHz)
AMPLITUDE (dBFS)
28
24
16
20
8
12
4
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
-110
0
32
f
CLK
= 65.0036Msps
f
IN
= 69.995MHz
A
IN
= -0.526dBFS
SNR = 68.29dBc
SINAD = 68.23dBc
THD = -86.7dBc
SFDR = 89.0dBc
HD2
HD3
HD4
HD6
TWO-TONE FFT PLOT
(16,384-POINT DATA RECORD)
MAX1207 toc04
FREQUENCY (MHz)
AMPLITUDE (dBFS)
28
24
16
20
8
12
4
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
-110
0
32
f
CLK
= 65.0036Msps
f
IN1
= 44.0036MHz
A
IN1
= -7.0dBFS
f
IN2
= 46.0032MHz
A
IN2
= -7.0dBFS
SNR = 64.72dBc
SINAD = 64.69dBc
SFDR
TT
= 87.87dBc
IMD = -86.09dB
IM3 = -89.40dBc
f
IN1
f
IN2
f
IN1
+
f
IN2
f
IN1
+ 2 x
f
IN2
TWO-TONE FFT PLOT
(16,384-POINT DATA RECORD)
MAX1207 toc05
FREQUENCY (MHz)
AMPLITUDE (dBFS)
28
24
16
20
8
12
4
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
-110
0
32
f
CLK
= 65.0036Msps
f
IN1
= 68.9989MHz
A
IN1
= -7.0dBFS
f
IN2
= 70.9985MHz
A
IN2
= -7.0dBFS
SNR = 64.34dBc
SINAD = 64.33dBc
SFDR
TT
= 89.17dBc
IMD = -84.38dB
IM3 = -90.16dBc
2 x
f
IN2
+ f
IN1
3 x
f
IN2
+ f
IN1
2 x
f
IN2
+ f
IN
3 x
f
IN2
+ 2 x f
IN1
f
IN1
f
IN2
INTEGRAL NONLINEARITY
MAX1207 toc06
DIGITAL OUTPUT CODE
INL (LSB)
3584
3072
2048 2560
1024 1536
512
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1.0
-1.0
0
4096
DIFFERENTIAL NONLINEARITY
MAX1207 toc07
DIGITAL OUTPUT CODE
DNL (LSB)
3584
3072
2048 2560
1024 1536
512
-0.4
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
0.4
0.5
-0.5
0
4096