MAX1438 Datasheet, PDF (9/22 Pages) Maxim Integrated Products – Octal, 12-Bit, 65Msps, 1.8V ADC with Serial LVDS Outputs Serial LVDS Outputs

Octal, 12-Bit, 65Msps, 1.8V ADC
with Serial LVDS Outputs
Typical Operating Characteristics (continued)
(V_AVDD = 1.8V, V_OVDD = 1.8V, V_CVDD = 3.3V, V_GND = 0V, internal reference, differential input at -0.5dBFS, f_IN = 5.3MHz, f_CLK = 65MHz
(50% duty cycle), V_DT = 0V, C_LOAD = 10pF, T_A = +25°C, unless otherwise noted.)
DIFFERENTIAL NONLINEARITY
vs. DIGITAL OUTPUT CODE
0.3
0.2
0.1
1.2510
INTERNAL REFERENCE VOLTAGE
vs. SUPPLY VOLTAGE
V_AVDD = V_OVDD
1.2500
INTERNAL REFERENCE VOLTAGE
vs. TEMPERATURE
1.26
V_AVDD = V_OVDD
1.25
0
1.2490
1.24
-0.1
1.2480
1.23
-0.2
-0.3
1.2470
1.22
0 512 1024 1536 2048 2560 3072 3584 4096
1.7
1.8
1.9
2.0
2.1
-40 -15
10
35
60
85
DIGITAL OUTPUT CODE
SUPPLY VOLTAGE (V)
TEMPERATURE (°C)
INTERNAL REFERENCE VOLTAGE
vs. REFERENCE LOAD CURRENT
1.40
1.35
1.30
1.25
1.20
1.15
1.10
1.05
1.00
-350 -250 -150 -50 50 150 250 350
I_REFIO (µA)
CMOUT VOLTAGE
vs. SUPPLY VOLTAGE
0.770
V_AVDD = V_OVDD
0.768
CMOUT VOLTAGE
vs. TEMPERATURE
0.770
V_AVDD = V_OVDD
0.768
0.766
0.764
0.766
0.764
0.762
0.762
0.760
1.7
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
0
1.8
1.9
2.0
SUPPLY VOLTAGE (V)
CMOUT VOLTAGE
vs. LOAD CURRENT
0.760
2.1
-40 -15
10
35
60
85
TEMPERATURE (°C)
500
1000
1500
2000
I_CMOUT (µA)
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