MAX1421 Maxim, MAX1421 Datasheet - Page 7

• Manufacturer Part Number: MAX1421
• Description: 12-Bit / 40Msps / +3.3V / Low-Power ADC with Internal Reference
• Manufacturer: Maxim

(V
load C
AVDD
-0.25
-0.50
0.50
0.25
70
68
66
64
62
60
84
80
76
72
68
64
0
L
GAIN ERROR vs. TEMPERATURE, EXTERNAL
-40
= V
-40
-40
= 10pF, T
SIGNAL-TO-NOISE PLUS DISTORTION
SPURIOUS-FREE DYNAMIC RANGE
DVDD
REFERENCE (V
-15
-15
-15
= +3.3V, AGND = DGND = 0, V
vs. TEMPERATURE
vs. TEMPERATURE
A
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
= T
________________________________________________________________________________________
10
10
10
MIN
f
f
REFIN
IN
IN
12-Bit, 40Msps, +3.3V, Low-Power ADC
= 5.51502MHz
= 5.51502MHz
to T
35
35
35
= +2.048V)
MAX,
60
60
60
unless otherwise noted. Typical values are at T
85
85
85
IN
Typical Operating Characteristics (continued)
-1
-2
2
1
0
70
68
66
64
62
60
= ±1.024V, differential input voltage, f
-1
-2
70
60
50
40
30
2
1
0
0
-40
-40
0
vs. DIGITAL OUTPUT CODE
INTEGRAL NONLINEARITY
1024
ANALOG SUPPLY CURRENT
vs. DIGITAL OUTPUT CODE
-15
INTEGRAL NONLINEARITY
SIGNAL-TO-NOISE RATIO
-15
DIGITAL OUTPUT CODE
1024
vs. TEMPERATURE
DIGITAL OUTPUT CODE
vs. TEMPERATURE
TEMPERATURE (°C)
TEMPERATURE (°C)
10
10
with Internal Reference
2048
f
2048
IN
= 5.51502MHz
35
35
3072
3072
60
60
A
= +25°C.)
4096
4096
85
85
CLK
= 40MHz (50% duty cycle), digital output
-0.25
-0.50
0.50
0.25
-70
-72
-74
-76
-78
-80
12
10
0
8
6
4
-40
-40
0
TOTAL HARMONIC DISTORTION
DIFFERENTIAL NONLINEARITY
DIGITAL SUPPLY CURRENT
vs. DIGITAL OUTPUT CODE
-15
-15
1024
vs. TEMPERATURE
vs. TEMPERATURE
DIGITAL OUTPUT CODE
TEMPERATURE (°C)
TEMPERATURE (°C)
10
10
2048
f
IN
= 5.51502MHz
35
35
C
L
3072
≈ 10pF
60
60
4096
85
85
7