Typical operating characteristics (continued) – Rainbow Electronics MAX1208 User Manual
Page 9
MAX1208
12-Bit, 80Msps, 3.3V ADC
_______________________________________________________________________________________
9
SNR, SINAD
vs. ANALOG INPUT AMPLITUDE
MAX1208 toc17
ANALOG INPUT AMPLITUDE (dBFS)
SNR, SINAD (dB)
-5
-10
-20
-15
-30
-25
-35
30
35
40
45
50
55
60
65
70
75
25
-40
0
f
CLK
= 80.003702MHz
f
IN
= 32.125257MHz
SNR
SINAD
SFDR, -THD
vs. ANALOG INPUT AMPLITUDE
MAX1208 toc18
ANALOG INPUT AMPLITUDE (dBFS)
SFDR, -THD (dBc)
-5
-10
-20
-15
-30
-25
-35
45
50
55
60
65
70
75
80
85
90
40
-40
0
f
CLK
= 80.003702MHz
f
IN
= 32.125257MHz
SFDR
-THD
POWER DISSIPATION
vs. ANALOG INPUT AMPLITUDE
MAX1208 toc19
ANALOG INPUT AMPLITUDE (dBFS)
POWER DISSIPATION (mW)
-5
-10
-20
-15
-30
-25
-35
350
400
450
500
300
-40
0
DIFFERENTIAL CLOCK
f
CLK
= 80.003702MHz
f
IN
= 32.125257MHz
C
L
≈ 5pF
ANALOG + DIGITAL POWER
ANALOG POWER
SNR, SINAD
vs. ANALOG POWER-INPUT VOLTAGE
MAX1208 toc20
V
DD
(V)
SNR, SINAD (dB)
3.4
3.2
3.0
2.8
61
62
63
64
65
66
67
68
69
70
60
2.6
3.6
f
CLK
= 80.03584MHz
f
IN
= 32.11399MHz
SNR
SINAD
SFDR, -THD
vs. ANALOG POWER-INPUT VOLTAGE
MAX1208 toc21
V
DD
(V)
SFDR, -THD (dBc)
3.4
3.2
3.0
2.8
65
70
75
80
85
90
95
100
60
2.6
3.6
f
CLK
= 80.03584MHz
f
IN
= 32.11399MHz
SFDR
-THD
POWER DISSIPATION
vs. ANALOG POWER-INPUT VOLTAGE
MAX1208 toc22
V
DD
(V)
POWER DISSIPATION (mW)
3.4
3.2
3.0
2.8
250
300
350
400
450
500
550
200
2.6
3.6
DIFFERENTIAL CLOCK
f
CLK
= 80.03584MHz
f
IN
= 32.11399MHz
C
L
≈ 5pF
ANALOG + DIGITAL POWER
ANALOG POWER
SNR, SINAD
vs. OUTPUT-DRIVER POWER-INPUT VOLTAGE
MAX1208 toc23
OV
DD
(V)
SNR, SINAD (dB)
3.4
3.0
2.6
2.2
1.8
61
62
63
64
65
66
67
68
69
70
60
1.4
3.8
f
CLK
= 80.03584MHz
f
IN
= 32.11399MHz
SNR
SINAD
SFDR, -THD
vs. OUTPUT-DRIVER POWER-INPUT VOLTAGE
MAX1208 toc24
OV
DD
(V)
SFDR, -THD (dBc)
3.4
3.0
2.6
2.2
1.8
65
70
75
80
85
90
95
100
60
1.4
3.8
f
CLK
= 80.03584MHz
f
IN
= 32.11399MHz
SFDR
-THD
POWER DISSIPATION
vs. OUTPUT-DRIVER POWER-INPUT VOLTAGE
MAX1208 toc25
OV
DD
(V)
SFDR, -THD (dBc)
3.4
3.0
2.6
2.2
1.8
250
225
300
350
400
450
500
550
200
1.4
3.8
DIFFERENTIAL CLOCK
f
CLK
= 80.03584MHz
f
IN
= 32.11399MHz
C
L
≈ 5pF
ANALOG + DIGITAL POWER
ANALOG POWER
Typical Operating Characteristics (continued)
(V
DD
= 3.3V, OV
DD
= 2.0V, GND = 0, REFIN = REFOUT (internal reference), V
IN
= -0.5dBFS, CLKTYP = high, DCE = high, PD = low,
G/T = low, f
CLK
= 80MHz (50% duty cycle), T
A
= +25°C, unless otherwise noted.)