MAX1126 Datasheet, PDF (3/25 Pages) Maxim Integrated Products – Quad, 12-Bit, 40Msps, 1.8V ADC with Serial LVDS Outputs

Quad, 12-Bit, 40Msps, 1.8V ADC with
Serial LVDS Outputs
ELECTRICAL CHARACTERISTICS (continued)
(AV_DD = 1.8V, OV_DD = 1.8V, CV_DD = 1.8V, GND = 0, external V_REFIO = 1.24V, INTREF = AV_DD, C_REFIO to GND = 0.1µF,
f_CLK = 40MHz (50% duty cycle), DT = 0, T_A = T_MIN to T_MAX, unless otherwise noted. Typical values are at T_A = +25°C.) (Note 1)
PARAMETER
Spurious-Free Dynamic Range
(Note 2)
Total Harmonic Distortion (Note 2)
Intermodulation Distortion
Third-Order Intermodulation
Aperture Jitter
Aperture Delay
Small-Signal Bandwidth
Full-Power Bandwidth
Output Noise
SYMBOL
SFDR
THD
IMD
IM3
t_AJ
t_AD
SSBW
LSBW
CONDITIONS
f_IN = 5.3MHz at -0.5dBFS
f_IN = 19.3MHz at -0.5dBFS, T_A ≥ +25°C
f_IN = 5.3MHz at -0.5dBFS
f_IN = 19.3MHz at -0.5dBFS, T_A ≥ +25°C
f₁ = 12.40125MHz at -6.5dBFS,
f₂ = 13.60125MHz at -6.5dBFS (Note 2)
f₁ = 12.40125MHz at -6.5dBFS,
f₂ = 13.60125MHz at -6.5dBFS (Note 2)
(Note 2)
(Note 2)
Input at -20dBFS (Notes 2 and 4)
Input at -0.5dBFS (Notes 2 and 4)
IN_P = IN_N
Overdrive Recovery Time
t_OR
R_S = 25Ω, C_S = 50pF
INTERNAL REFERENCE (INTREF = GND, bypass REFIO to GND with 0.1µF)
INTREF Internal Reference Mode
Enable Voltage
(Note 5)
INTREF Low-Leakage Current
REFIO Output Voltage
V_REFIO
Reference Temperature
Coefficient
TC_REFIO
EXTERNAL REFERENCE (INTREF = AV_DD)
INTREF External Reference Mode
Enable Voltage
(Note 5)
INTREF High-Leakage Current
REFIO Input Voltage Range
REFIO Input Current
CLOCK INPUT (CLK)
I_REFIO
Input High Voltage
V_CLKH
Input Low Voltage
Clock Duty Cycle
Clock Duty-Cycle Tolerance
V_CLKL
MIN TYP MAX UNITS
93.7
dBc
77.3
89
-91.5
dBc
-88.7 -76.3
87.0
dBc
89.3
<0.4
1
100
100
0.35
1
dBc
ps_RMS
ns
MHz
MHz
LSB_RMS
Clock
cycles
0.1
V
200
µA
1.18 1.24 1.30
V
100
ppm/°C
AV_DD -
0.1V
V
200
µA
1.24
V
<1
µA
0.8 x
V
CV_DD
0.2 x
V
CV_DD
50
%
±30
%
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