Datasheet

-76
-80
-68
-72
-64
-60
-40 10-15 356085
TOTAL HARMONIC DISTORTION
vs. TEMPERATURE
MAX1444-19
TEMPERATURE (
°
C)
THD (dBc)
f
IN
= 19.91MHz
54
50
62
58
66
70
-40 10-15 35 60 85
SIGNAL-TO-NOISE + DISTORTION
vs. TEMPERATURE
MAX1444-20
TEMPERATURE (
°
C)
SINAD (dB)
f
IN
= 19.91MHz
-0.4
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
0.4
0 400200 600 800 1000 1200
INTEGRAL NONLINEARITY vs.
DIGITAL OUTPUT CODE (BEST STRAIGHT LINE)
MAX1444-21
DIGITAL OUTPUT CODE
INL (LSB)
0 400200 600 800 1000 1200
MAX1444-22
DIGITAL OUTPUT CODE
DNL (LSB)
DIFFERENTIAL NONLINEARITY
vs. DIGITAL OUTPUT CODE
-0.4
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
0.4
-0.03
-0.04
-0.05
0.01
0
-0.01
-0.02
0.03
0.02
0.05
0.04
-40 10-15 35 60 85
MAX1444-23
TEMPERATURE (
°
C)
GAIN ERROR (LSB)
GAIN ERROR vs. TEMPERATURE,
EXTERNAL REFERENCE (V
REFIN
= 2.048V)
2
0
6
4
8
10
-40 10-15 35 60 85
MAX1444-24
TEMPERATURE (
°
C)
OFFSET ERROR (LSB)
OFFSET ERROR vs. TEMPERATURE,
EXTERNAL REFERENCE (V
REFIN
= 2.048V)
16
14
20
18
22
24
-40 10-15 356085
MAX1444-26
TEMPERATURE (°C)
I
VDD
(mA)
ANALOG SUPPLY CURRENT
vs. TEMPERATURE
1
0
3
2
5
4
6
1.6 2.42.0 2.8 3.2 3.6
MAX1444-27
OV
DD
(V)
I
OVDD
(mA)
DIGITAL SUPPLY CURRENT
vs. DIGITAL SUPPLY VOLTAGE
f
IN
= 7.51MHz
16
14
20
18
22
24
2.70 3.002.85 3.15 3.30 3.45 3.60
ANALOG SUPPLY CURRENT
vs. ANALOG SUPPLY VOLTAGE
MAX1444-25
V
DD
(V)
I
VDD
(mA)
MAX1444
10-Bit, 40Msps, 3.0V, Low-Power
ADC with Internal Reference
8 _______________________________________________________________________________________
Typical Operating Characteristics (continued)
(V
DD
= 3.0V, OV
DD
= 2.7V, internal reference, differential input at -0.5dB FS, f
CLK
= 40MHz, C
L
≈ 10pF, T
A
= +25°C, unless other-
wise noted.)