Typical operating characteristics (continued) – Rainbow Electronics MAX1209 User Manual
Page 11
MAX1209
12-Bit, 80Msps, 3.3V IF-Sampling ADC
______________________________________________________________________________________
11
0
1.5
1.0
0.5
2.5
2.0
3.0
3.5
-8
-4
0
4
8
12
REFP, COM, REFN
SHORT-CIRCUIT PERFORMANCE
MAX1209 toc34
SINK CURRENT (mA)
VOLTAGE
(V)
V
REFP
V
COM
V
REFN
INTERNAL REFERENCE MODE
AND BUFFERED EXTERNAL
REFERENCE MODE
0
1.0
0.5
2.0
1.5
2.5
3.0
-2
0
-1
1
2
REFP, COM, REFN
LOAD REGULATION
MAX1209 toc33
SINK CURRENT (mA)
VOLTAGE
(V)
V
REFP
V
COM
V
REFN
INTERNAL REFERENCE MODE AND
BUFFERED EXTERNAL REFERENCE MODE
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.)
1.95
1.97
1.96
1.98
1.99
2.00
2.02
2.01
2.03
2.04
2.05
-2.0
0.5
-1.5
-1.0
-0.5
0
REFERENCE OUTPUT VOLTAGE
LOAD REGULATION
MAX1209 toc30
I
REFOUT
SINK CURRENT (mA)
V
REFOUT
(V)
+85
°C
+25
°C
-40
°C
0
0.5
1.0
1.5
2.5
2.0
3.0
3.5
-3.0
-2.0
-1.0
0
1.0
REFERENCE OUTPUT VOLTAGE
SHORT-CIRCUIT PERFORMANCE
MAX1209 toc31
I
REFOUT
SINK CURRENT (mA)
V
REFOUT
(V)
+85
°C
+25
°C
-40
°C
2.029
2.031
2.033
2.035
2.037
2.039
-40
85
-15
-10
35
60
REFERENCE OUTPUT VOLTAGE
vs. TEMPERATURE
MAX1209 toc32
TEMPERATURE (°C)
V
REFOUT
(V)