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MAX1280 Datasheet(PDF) 4 Page - Maxim Integrated Products

Part No. MAX1280
Description  400ksps/300ksps, Single-Supply, Low-Power, 8-Channel, Serial 12-Bit ADCs with Internal Reference
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Manufacturer  MAXIM [Maxim Integrated Products]
Direct Link  https://www.maximintegrated.com/en.html
Logo MAXIM - Maxim Integrated Products

MAX1280 Datasheet(HTML) 4 Page - Maxim Integrated Products

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Supply Current
400ksps/300ksps, Single-Supply, Low-Power, 8-Channel,
Serial 12-Bit ADCs with Internal Reference
4
_______________________________________________________________________________________
CONDITIONS
mA
2.5
4.0
IVDD1 +
IVDD2
Supply Current
V
4.5
5.5
VDD1,
VDD2
Positive Supply Voltage
(Note 9)
1.3
2.0
0.9
1.5
µA
210
UNITS
MIN
TYP
MAX
SYMBOL
PARAMETER
VDD1 =
VDD2 = 5.5V
ELECTRICAL CHARACTERISTICS—MAX1281
(VDD1 = VDD2 = +2.7V to +3.6V, COM = GND, fSCLK = 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.)
SINAD > 68dB
-3dB point
fIN = 150kHz, VIN = 2.5Vp-p
fIN1 = 73kHz, fIN2 = 77kHz
No missing codes over temperature
Up to the 5th harmonic
CONDITIONS
kHz
250
Full-Linear Bandwidth
MHz
3
Full-Power Bandwidth
dB
-78
Channel-to-Channel Crosstalk
(Note 4)
dB
76
IMD
Intermodulation Distortion
dB
80
SFDR
Spurious-Free Dynamic
Range
dB
-81
THD
Total Harmonic Distortion
LSB
±1.0
INL
Relative Accuracy (Note 2)
Bits
12
Resolution
dB
70
SINAD
Signal-to-Noise plus
Distortion Ratio
LSB
±0.2
Channel-to-Channel Offset-
Error Matching
ppm/°C
±1.6
Gain-Error Temperature
Coefficient
LSB
±1.0
DNL
Differential Nonlinearity
LSB
±6.0
Offset Error
LSB
±6.0
Gain Error (Note 3)
UNITS
MIN
TYP
MAX
SYMBOL
PARAMETER
Operating mode (Note 10)
Reduced-power mode (Note 11)
Fast power-down (Note 11)
Full power-down (Note 11)
VDD1 = VDD2 = 5V ±10%, midscale input
mV
±0.5
±2.0
PSR
Power-Supply Rejection
POWER SUPPLY
DC ACCURACY (Note 1)
DYNAMIC SPECIFICATIONS (75kHz sine-wave input, 2.5Vp-p, 300ksps, 4.8MHz clock, bipolar input mode)
ELECTRICAL CHARACTERISTICS—MAX1280 (continued)
(VDD1 = VDD2 = +4.5V to +5.5V, COM = GND, fSCLK = 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.)


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