Rainbow-electronics ADC08100 Manual de usuario Pagina 5

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Converter Electrical Characteristics (Continued)
The following specifications apply for V
A
=DRV
D
= +3.0V
DC
,V
RT
= +1.9V, V
RB
= 0.3V, C
L
= 10 pF, f
CLK
= 100 MHz at 50%
duty cycle. Boldface limits apply for T
J
=T
MIN
to T
MAX
: all other limits T
J
= 25˚C (Notes 7, 8)
Symbol Parameter Conditions
Typical
(Note 9)
Limits
(Note 9)
Units
(Limits)
CLK, PD DIGITAL INPUT CHARACTERISTICS
I
IL
Logical Low Input Current V
IL
= 0V, DR V
D
=V
A
= 2.7V −50 nA
C
IN
Logic Input Capacitance 3 pF
DIGITAL OUTPUT CHARACTERISTICS
V
OH
High Level Output Voltage V
A
=DRV
D
= 2.7V, I
OH
= −400 µA 2.6 2.4 V (min)
V
OL
Low Level Output Voltage V
A
=DRV
D
= 2.7V, I
OL
= 1.0 mA 0.4 0.5 V (max)
DYNAMIC PERFORMANCE
ENOB Effective Number of Bits
f
IN
= 4 MHz, V
IN
= FS 0.25 dB 7.5 Bits
f
IN
= 10 MHz, V
IN
= FS 0.25 dB 7.5 7.0 Bits (min)
f
IN
= 41 MHz, V
IN
= FS 0.25 dB,
T
A
= 25˚C
7.3 6.9 Bits (min)
f
IN
= 41 MHz, V
IN
= FS 0.25 dB,
T
A
=T
MIN
to T
MAX
7.3 6.8 Bits (min)
f
IN
= 49.8 MHz, V
IN
= FS 0.25 dB 7.2 Bits
SINAD Signal-to-Noise & Distortion
f
IN
= 4 MHz, V
IN
= FS 0.25 dB 47 dB
f
IN
= 10 MHz, V
IN
= FS 0.25 dB 47 43.9 dB (min)
f
IN
= 41 MHz, V
IN
= FS 0.25 dB,
T
A
= 25˚C
46 43.3 dB (min)
f
IN
= 41 MHz, V
IN
= FS 0.25 dB,
T
A
=T
MIN
to T
MAX
46 42.7 dB (min)
f
IN
= 49.8 MHz, V
IN
= FS 0.25 dB 45 dB
SNR Signal-to-Noise Ratio
f
IN
= 4 MHz, V
IN
= FS 0.25 dB 47 dB
f
IN
= 10 MHz, V
IN
= FS 0.25 dB 47 44 dB (min)
f
IN
= 41 MHz, V
IN
= FS 0.25 dB 46.5 42.8 dB (min)
f
IN
= 49.8 MHz, V
IN
= FS 0.25 dB 45.8 dB
SFDR Spurious Free Dynamic Range
f
IN
= 4 MHz, V
IN
= FS 0.25 dB 61 dBc
f
IN
= 10 MHz, V
IN
= FS 0.25 dB 60 dBc
f
IN
= 41 MHz, V
IN
= FS 0.25 dB 63 dBc
f
IN
= 49.8 MHz, V
IN
= FS 0.25 dB 54 dBc
THD Total Harmonic Distortion
f
IN
= 4 MHz, V
IN
= FS 0.25 dB −61 dBc
f
IN
= 10 MHz, V
IN
= FS 0.25 dB −60 dBc
f
IN
= 41 MHz, V
IN
= FS 0.25 dB -60 dBc
f
IN
= 49.8 MHz, V
IN
= FS 0.25 dB −54 dBc
HD2 2nd Harmonic Distortion
f
IN
= 4 MHz, V
IN
= FS 0.25 dB -62 dBc
f
IN
= 10 MHz, V
IN
= FS 0.25 dB −60 dBc
f
IN
= 41 MHz, V
IN
= FS 0.25 dB -63 dBc
f
IN
= 49.8 MHz, V
IN
= FS 0.25 dB −54 dBc
HD3 3rd Harmonic Distortion
f
IN
= 4 MHz, V
IN
= FS 0.25 dB −68 dBc
f
IN
= 10 MHz, V
IN
= FS 0.25 dB −65 dBc
f
IN
= 41 MHz, V
IN
= FS 0.25 dB -64 dBc
f
IN
= 49.8 MHz, V
IN
= FS 0.25 dB −68 dBc
IMD Intermodulation Distortion
f
1
= 9 MHz, V
IN
= FS 6.25 dB
f
2
= 10 MHz, V
IN
= FS 6.25 dB
-48 dBc
POWER SUPPLY CHARACTERISTICS
I
A
Analog Supply Current
DC Input 41 50 mA (max)
f
IN
= 10 MHz, V
IN
=FS−3dB 41 mA(max)
ADC08100
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