MAX12528 Datasheet, PDF (10/28 Pages) Maxim Integrated Products – Dual, 80Msps, 12-Bit, IF/Baseband ADC

Dual, 80Msps, 12-Bit, IF/Baseband ADC
Typical Operating Characteristics (continued)
(V_DD = 3.3V, OV_DD = 2.0V, GND = 0, REFIN = REFOUT (internal reference mode), C_L ≈ 5pF at digital outputs, A_IN = -0.5dBFS,
DIFFCLK/SECLK = OV_DD, PD = GND, G/T = GND, f_CLK = 80MHz (50% duty cycle), T_A = +25°C, unless otherwise noted.)
-THD, SFDR vs. ANALOG SUPPLY VOLTAGE
(f_IN = 175MHz)
90
85
80
SFDR
75
70
65
-THD
60
55
50
3.0 3.1 3.2 3.3 3.4 3.5 3.6
V_DD (V)
SNR, SINAD vs. DIGITAL SUPPLY VOLTAGE
(f_IN = 175MHz)
75
SNR
70
65
SINAD
60
55
50
1.5 1.8 2.1 2.4 2.7 3.0 3.3 3.6
OV_DD (V)
SNR, SINAD vs. DIGITAL SUPPLY VOLTAGE
(f_IN = 70MHz)
75
SNR
70
65
SINAD
60
55
50
1.5 1.8 2.1 2.4 2.7 3.0 3.3 3.6
OV_DD (V)
-THD, SFDR vs. DIGITAL POWER SUPPLY
(f_IN = 175MHz)
80
76
SFDR
72
68
-THD
64
60
1.5 1.8 2.1 2.4 2.7 3.0 3.3 3.6
OV_DD (V)
-THD, SFDR vs. DIGITAL SUPPLY VOLTAGE
(f_IN = 70MHz)
90
85
80
SFDR
75
70
65
-THD
60
55
50
1.5 1.8 2.1 2.4 2.7 3.0 3.3 3.6
OV_DD (V)
P_DISS, I_VDD (ANALOG) vs. ANALOG SUPPLY VOLTAGE
(f_IN = 175MHz)
1000
900
P_DISS (ANALOG)
800
700
600
500
400
I_VDD
300
200
100
3.0 3.1 3.2 3.3 3.4 3.5 3.6
V_DD (V)
P_DISS, I_OVDD (DIGITAL) vs. DIGITAL SUPPLY VOLTAGE
(f_IN = 175MHz)
100
90
80
70
P_DISS (DIGITAL)
60
50
40
30
I_OVDD
20
10
0
1.5 1.8 2.1 2.4 2.7 3.0 3.3 3.6
OV_DD (V)
SNR, SINAD vs. CLOCK DUTY CYCLE
(f_IN = 70MHz, A_IN = -0.5dBFS)
75
SNR
70
65
SINAD
60
55
SINGLE-ENDED CLOCK DRIVE
50
25
35
45
55
65
75
CLOCK DUTY CYCLE (%)
-THD, SFDR vs. CLOCK DUTY CYCLE
(f_IN = 70MHz, A_IN = -0.5dBFS)
90
85
80
SFDR
75
70
-THD
65
SINGLE-ENDED CLOCK DRIVE
60
25
35
45
55
65
75
CLOCK DUTY CYCLE (%)
10 ______________________________________________________________________________________