Rainbow Electronics MAX1209 - Manual (Page 8)

MAX1209
12-Bit, 80Msps, 3.3V IF-Sampling ADC
8 _______________________________________________________________________________________
SNR, SINAD
vs. SAMPLING RATE
MAX1209 toc07
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
MAX1209 toc08
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
MAX1209 toc09
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
62
64
63
65
66
67
68
69
70
0 40 20 60 80 100
SNR, SINAD vs. SAMPLING RATE
MAX1209 toc10
f CLK ( MHz )
SNR, SINAD (dB)
SNR
SINAD
f IN
≈ 175MHz
60
70
65
75
80
85
90
95
100
0 40 20 60 80 100
SFDR, -THD vs. SAMPLING RATE
MAX1209 toc11
f CLK ( MHz )
SFDR, -THD (dBc)
SFDR
-THD
f IN
≈ 175MHz
250
300
350
400
450
500
0 40 20 60 80 100
POWER DISSIPATION
vs. SAMPLING RATE
MAX1209 toc12
f CLK ( MHz )
POWER DISSIPATION (mW)
ANALOG + DIGITAL POWER
ANALOG POWER
DIFFERENTIAL CLOCK
f
IN
≈ 175MHz
C L
≈ 5pF
62
64
63
65
66
67
68
69
70
0 50 100 150 200
SNR, SINAD
vs. ANALOG INPUT FREQUENCY
MAX1209 toc13
ANALOG INPUT FREQUENCY (MHz)
SNR, SINAD (dB)
SNR
SINAD
f CLK
≈ 80MHz
70
75
80
85
90
95
0 50 100 150 200
SFDR, -THD
vs. ANALOG INPUT FREQUENCY
MAX1209 toc14
ANALOG INPUT FREQUENCY (MHz)
SFDR, -THD (dBc)
f CLK
≈ 80MHz
SFDR
-THD
300
350
400
450
500
0 50 100 150 200
POWER DISSIPATION
vs. ANALOG INPUT FREQUENCY
MAX1209 toc15
ANALOG INPUT FREQUENCY (MHz)
POWER DISSIPATION (mW)
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.)