Rainbow Electronics MAX1208 - Manual (Page 8)

MAX1208
12-Bit, 80Msps, 3.3V ADC
8 _______________________________________________________________________________________
SNR, SINAD
vs. SAMPLING RATE
MAX1208 toc08
f CLK (MHz)
SNR, SINAD (dB)
80 60 20 40
63
64
65
66
67
68
69
70
62
0 100
f IN
≈ 32.5MHz
SNR
SINAD
SFDR, -THD
vs. SAMPLING RATE
MAX1208 toc09
f
CLK
(MHz)
SFDR, -THD (dBc)
80 60 20 40
65
70
75
80
85
90
95
100
60
0 100
f IN
≈ 32.5MHz
SFDR
-THD
POWER DISSIPATION
vs. SAMPLING RATE
MAX1208 toc10
f CLK (MHz)
POWEER DISSIPATION (mW)
80 60 20 40
250
300
350
400
450
500
200
0 100
DIFFERENTIAL CLOCK
f
IN
≈ 32.5MHz
C L
≈ 5pF
ANALOG + DIGITAL POWER
ANALOG POWER
SNR, SINAD
vs. SAMPLING RATE
MAX1208 toc11
f CLK (MHz)
SNR, SINAD (dB)
80 60 20 40
63
64
65
66
67
68
69
70
62
0 100
f IN
≈ 70MHz
SNR
SINAD
SFDR, -THD
vs. SAMPLING RATE
MAX1208 toc12
f CLK (MHz)
SFDR, -THD (dBc)
80 60 20 40
65
70
75
80
85
90
95
100
60
0 100
f IN
≈ 70MHz
SFDR
-THD
POWER DISSIPATION
vs. SAMPLING RATE
MAX1208 toc13
f CLK (MHz)
POWEER DISSIPATION (mW)
80 60 20 40
250
300
350
400
450
200
0 120 100
DIFFERENTIAL CLOCK
f
IN
≈ 70MHz
C L
≈ 5pF
ANALOG + DIGITAL POWER
ANALOG POWER
SNR, SINAD
vs. ANALOG INPUT FREQUENCY
MAX1208 toc14
ANALOG INPUT FREQUENCY (MHz)
SNR, SINAD (dB)
100 75 50 25
61
62
63
64
65
66
67
68
69
70
60
0 125
f CLK
≈ 80MHz
SNR
SINAD
SFDR, -THD
vs. ANALOG INPUT FREQUENCY
MAX1208 toc15
ANALOG INPUT FREQUENCY (MHz)
SFDR, -THD (dBc)
100 75 50 25
75
80
85
90
95
70
0 125
f CLK
≈ 80MHz
SFDR
-THD
POWER DISSIPATION
vs. ANALOG INPUT FREQUENCY
MAX1208 toc16
ANALOG INPUT FREQUENCY (MHz)
POWER DISSIPATION (mW)
100 75 50 25
350
400
450
500
300
0 125
ANALOG + DIGITAL POWER
ANALOG POWER
DIFFERENTIAL CLOCK
f
CLK
≈ 80MHz
C L = 5pF
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.)