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MAX1444EHJ+
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P18
P19-P20
62
54
1
10
100
56
55
MAX1444-10
ANALOG INPUT FREQUENCY (MHz)
SNR (dB)
58
57
59
60
61
SIGNAL-TO-NOISE RATIO
vs. ANALOG INPUT FREQUENCY
SINGLE ENDED
DIFFERENTIAL
-45
-75
1
10
100
-70
MAX1444-11
ANALOG INPUT FREQUENCY (MHz)
THD (dBc)
-60
-65
-55
-50
TOTAL HARMONIC DISTORTION
vs. ANALOG INPUT FREQUENCY
SINGLE ENDED
DIFFERENTIAL
65
45
1
10
100
49
MAX1444-12
ANALOG INPUT FREQUENCY (MHz)
SINAD (dB)
53
57
61
SIGNAL-TO-NOISE + DISTORTION
vs. ANALOG INPUT FREQUENCY
SINGLE ENDED
DIFFERENTIAL
50
60
55
70
65
75
80
-15
-9
-12
-6
-3
0
SPURIOUS-FREE DYNAMIC RANGE
vs. ANALOG INPUT POWER
MAX1444-13
ANALOG INPUT POWER (dB FS)
SFDR (dBc)
f
IN
= 19.91MHz
40
50
45
55
60
65
-15
-9
-12
-6
-3
0
SIGNAL-TO-NOISE RATIO
vs. ANALOG INPUT POWER
MAX1444-14
ANALOG INPUT POWER (dB FS)
SNR (dB)
f
IN
= 19.91MHz
-80
-70
-75
-60
-65
-55
-50
-15
-9
-12
-6
-3
0
TOTAL HARMONIC DISTORTION
vs. ANALOG INPUT POWER
MAX1444-15
ANALOG INPUT POWER (dB FS)
THD (dBc)
f
IN
= 19.91MHz
40
50
45
55
60
65
-15
-9
-12
-6
-3
0
SIGNAL-TO-NOISE + DISTORTION
vs. ANALOG INPUT POWER
MAX1444-16
ANALOG INPUT POWER (dB FS)
SINAD (dB)
f
IN
= 19.91MHz
68
64
76
72
80
84
-40
10
-
1
5
3
56
08
5
SPURIOUS-FREE DYNAMIC RANGE
vs. TEMPERATURE
MAX1444-17
TEMPERATURE (
°
C)
SFDR (dBc)
f
IN
= 19.91MHz
54
50
62
58
66
70
-40
10
-
1
5
3
56
08
5
SIGNAL-TO-NOISE RATIO
vs. TEMPERATURE
MAX1444-18
TEMPERATURE (°C)
SNR (dB)
f
IN
= 19.91MHz
MAX1444
10-Bit, 40Msps, 3.0V
, Low-Power
ADC with Inter
nal Refer
ence
_______________________________________________________________________________________
7
T
ypical 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.)
-76
-80
-68
-72
-64
-60
-40
10
-
1
5
3
56
08
5
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
400
200
600
800
1000
1200
INTEGRAL NONLINEARITY vs.
DIGITAL OUTPUT CODE (BEST STRAIGHT LINE)
MAX1444-21
DIGITAL OUTPUT CODE
INL (LSB)
0
400
200
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
-
1
5
3
56
08
5
MAX1444-26
TEMPERATURE (
°
C)
I
VDD
(mA)
ANALOG SUPPLY CURRENT
vs. TEMPERATURE
1
0
3
2
5
4
6
1.6
2.4
2.0
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
3.00
2.85
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 Inter
nal Refer
ence
8
_______________________________________________________________________________________
T
ypical 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.)
1
0
3
2
4
5
-40
10
-
1
5
3
56
08
5
MAX1444-28
TEMPERATURE (°C)
I
OVDD
(mA)
DIGITAL SUPPLY CURRENT
vs. TEMPERATURE
f
IN
= 7.51MHz
3.0
2.5
2.0
4.0
3.5
4.5
5.0
2.70
3.00
2.85
3.15
3.30
3.45
3.60
ANALOG POWER-DOWN CURRENT
vs. ANALOG POWER SUPPLY
MAX1444-29
V
DD
(V)
I
VDD
(
μ
A)
OE = OV
DD
,
PD = V
DD
2
0
6
4
8
10
1.2
1.8
2.4
3.0
3.6
DIGITAL POWER-DOWN CURRENT
vs. DIGITAL POWER SUPPLY
MAX1444-30
OV
DD
(V)
I
OVDD
(
μ
A)
PD = V
DD
,
OE = OV
DD
55
50
65
60
75
70
80
30
38
34
42
46
50
MAX1444-31
f
CLK
(MHz)
SNR/SINAD, THD/SFDR (dB, dBc)
SNR/SINAD, THD/SFDR
vs. CLOCK FREQUENCY (OVER-CLOCKING)
f
IN
= 13.24MHz
THD
SFDR
SNR
SINAD
2.02
2.00
2.06
2.04
2.08
2.10
2.70
2.85
3.00
3.15
3.30
3.45
3.60
INTERNAL REFERENCE VOLTAGE
vs. ANALOG SUPPLY VOLTAGE
MAX1444-32
V
DD
(V)
V
REFOUT
(V)
2.02
2.00
2.06
2.04
2.08
2.10
-40
10
-
1
5
3
56
08
5
MAX1444-33
TEMPERATURE (°C)
V
REFOUT
(V)
INTERNAL REFERENCE VOLTAGE
vs. TEMPERATURE
0
7000
21000
14000
28000
35000
42000
56000
49000
63000
70000
N-2
N-1
N
N+1
N+2
0
869
64515
152
0
OUTPUT NOISE HISTOGRAM (DC INPUT)
MAX1444-34
DIGITAL OUTPUT CODE
COUNTS
MAX1444
10-Bit, 40Msps, 3.0V
, Low-Power
ADC with Inter
nal Refer
ence
_______________________________________________________________________________________
9
T
ypical 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.)
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P18
P19-P20
MAX1444EHJ+
Mfr. #:
Buy MAX1444EHJ+
Manufacturer:
Maxim Integrated
Description:
Analog to Digital Converters - ADC 10-Bit 40Msps 3V High Speed ADC
Lifecycle:
New from this manufacturer.
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