MAX12553 Datasheet, PDF (11/28 Pages) Maxim Integrated Products – 14-Bit, 65Msps, 3.3V ADC

14-Bit, 65Msps, 3.3V ADC
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 ≈ 65MHz (50% duty cycle), T_A = +25°C, unless otherwise noted.)
REFERENCE OUTPUT VOLTAGE
LOAD REGULATION
2.05
2.04
2.03
2.02
2.01
+85°C
2.00
1.99
1.98
-40°C
1.97
+25°C
1.96
1.95
-2.0 -1.5 -1.0 -0.5
0
0.5
I_REFOUT SINK CURRENT (mA)
REFERENCE OUTPUT VOLTAGE
SHORT-CIRCUIT PERFORMANCE
3.5
3.0
2.5 _+85°C
2.0
1.5
+25°C
1.0
0.5
-40°C
0
-3.0
-2.0
-1.0
0
1.0
I_REFOUT SINK CURRENT (mA)
REFERENCE OUTPUT VOLTAGE
vs. TEMPERATURE
2.039
2.037
2.035
2.033
2.031
2.029
-40 -15
10
35
60
85
TEMPERATURE (°C)
3.0
2.5
2.0
1.5
1.0
0.5
0
-2
REFP, COM, REFN
LOAD REGULATION
V_REFP
V_REFN
V_COM
INTERNAL REFERENCE
MODE AND BUFFERED EXTERNAL
REFERENCE MODE
-1
0
1
2
SINK CURRENT (mA)
REFP, COM, REFN
SHORT-CIRCUIT PERFORMACE
3.5
3.0
2.5
2.0
V_REFP
V_COM
1.5
1.0
0.5
0
-8
V_REFN
INTERNAL REFERENCE
MODE AND BUFFERED
EXTERNAL REFERENCE MODE
-4
0
4
8
12
SINK CURRENT (mA)
______________________________________________________________________________________ 11