Rainbow-electronics MAX108 Bedienungsanleitung Seite 4

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Seitenansicht 3
MAX108
±5V, 1.5Gsps, 8-Bit ADC with
On-Chip 2.2GHz Track/Hold Amplifier
4 _______________________________________________________________________________________
AC ELECTRICAL CHARACTERISTICS
(V
CC
A = V
CC
I = V
CC
D = +5.0V, V
EE
= -5.0V, V
CC
O = +3.3V, REFIN connected to REFOUT, f
S
= 1.5Gsps, f
IN
at -1dBFS, T
A
= +25°C,
unless otherwise noted.)
Transfer Curve Offset V
OS
-2.0 0 +2.0 LSBVOSADJ control input open
Single-ended
Differential 45.7 48.2
Signal-to-Noise Ratio and
Distortion (Note 11)
SINAD
250
48.2
dB
f
IN
= 250MHz
Single-ended
Differential 44.5 47.0
Single-ended
Differential
SINAD
750
47.1
44.3
SINAD
1500
44.4
f
IN
= 1500MHz
f
IN
= 750MHz
Single-ended
Differential 55.0 61.6
Spurious-Free Dynamic Range
SFDR
250
61.7
dB
f
IN
= 250MHz
Single-ended
Differential 50.0 54.0
Single-ended
Differential
SFDR
750
54.1
44.6
SFDR
1500
45.5
f
IN
= 1500MHz
f
IN
= 750MHz
Single-ended
Differential -55.5 -60.2
Total Harmonic Distortion
(Note 12)
THD
250
-61.3
dB
f
IN
= 250MHz
Single-ended
Differential -49.0 -52.1
Single-ended
Differential
THD
750
-52.8
-44.5
THD
1500
-44.2
f
IN
= 1500MHz
f
IN
= 750MHz
Single-ended
Differential 44.2 47.4
Signal-to-Noise Ratio
(No Harmonics)
SNR
250
47.4
dB
f
IN
= 250MHz
Single-ended
Differential 43.3 46.8
SNR
750
46.9
f
IN
= 750MHz
Single-ended
Differential 7.3 7.71
Effective Number of Bits
(Note 11)
ENOB
250
7.71
Bits
Single-ended
Differential
f
IN
= 250MHz
44.8
SNR
1500
44.9
f
IN
= 1500MHz
Single-ended
Differential 7.1 7.51
ENOB
750
7.53
f
IN
= 750MHz
Single-ended
Differential
PARAMETER SYMBOL MIN TYP MAX UNITS
7.07
Analog Input VSWR VSWR 1.1:1 V/V
Analog Input Full-Power
Bandwidth
BW
-3dB
2.2 GHz
ENOB
1500
7.07
Two-Tone Intermodulation IMD -66.8 dB
CONDITIONS
f
IN
= 1500MHz
f
IN
= 500MHz
f
IN1
= 247MHz, f
IN2
= 253MHz,
at -7dB below full-scale
ANALOG INPUT
DYNAMIC SPECIFICATIONS
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