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| MAX1082 Datasheet, PDF (4/24 Pages) Maxim Integrated Products – 300ksps/400ksps, Single-Supply, 4-Channel, Serial 10-Bit ADCs with Internal Reference | |||
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300ksps/400ksps, Single-Supply, 4-Channel,
Serial 10-Bit ADCs with Internal Reference
ELECTRICAL CHARACTERISTICSâMAX1082 (continued)
(VDD1 = VDD2 = +4.5V to +5.5V, COM = GND, fOSC = 6.4MHz, 50% duty cycle, 16 clocks/conversion cycle (400ksps), external +2.5V
at REF, REFADJ = VDD1, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.)
PARAMETER
POWER SUPPLY
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
Positive Supply Voltage
(Note 9)
Supply Current
Power-Supply Rejection
VDD1,
VDD2
4.5
5.5
V
IVDD1
+ IVDD2
VDD1 =
VDD2 =
5.5V
Normal operating mode (Note 10)
Reduced-power mode (Note 11)
Fast power-down mode (Note 11)
Full power-down mode (Note 11)
2.5
4.0
1.3
2.0
mA
0.9
1.5
2.0
10
µA
PSR VDD1 = VDD2 = 5V ±10%, midscale input
±0.5 ±2.0 mV
ELECTRICAL CHARACTERISTICSâMAX1083
(VDD1 = VDD2 = +2.7V to +3.6V, COM = GND, fOSC = 4.8MHz, 50% duty cycle, 16 clocks/conversion cycle (300ksps), external
+2.5V at REF, REFADJ = VDD1, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.)
PARAMETER
DC ACCURACY (Note 1)
Resolution
Relative Accuracy (Note 2)
Differential Nonlinearity
Offset Error
Gain Error (Note 3)
SYMBOL
CONDITIONS
INL
DNL
MAX1083A
MAX1083B
No missing codes over temperature
MIN TYP MAX UNITS
10
bits
±0.5
LSB
±1.0
±1.0 LSB
±3.0 LSB
±3.0 LSB
Gain-Error Temperature
Coefficient
±1.6
ppm/°C
Channel-to-Channel Offset-Error
Matching
±0.2
LSB
DYNAMIC SPECIFICATIONS (75kHz sine wave input, 2.5Vp-p, 300 ksps, 4.8 MHz clock, bipolar input mode)
Signal-to-Noise plus Distortion
Ratio
SINAD
60
dB
Total Harmonic Distortion
Spurious-Free Dynamic Range
Intermodulation Distortion
Channel-to-Channel Crosstalk
(Note 4)
Full-Power Bandwidth
Full-Linear Bandwidth
THD
SFDR
IMD
Up to the 5th harmonic
fIN1 = 73kHz, fIN2 =77kHz
f = 150kHz, VIN = 2.5Vp-p
-3dB point
SINAD > 58dB
-70
dB
70
dB
76
dB
-78
dB
3
MHz
250
kHz
4 _______________________________________________________________________________________
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