–2–
REV. B
AD7810–SPECIFICATIONS
Parameter
Y Version
Unit
Test Conditions/Comments
DYNAMIC PERFORMANCE
fIN = 30 kHz, fSAMPLE = 350 kHz
Signal to (Noise + Distortion) Ratio
1
58
dB min
Total Harmonic Distortion
1
–64
dB max
Peak Harmonic or Spurious Noise
–64
dB max
Intermodulation Distortion
2
fa = 48 kHz, fb = 48.5 kHz
2nd Order Terms
–67
dB typ
3rd Order Terms
–67
dB typ
DC ACCURACY
Resolution
10
Bits
Relative Accuracy
1
±1
LSB max
Differential Nonlinearity (DNL)
1
±1
LSB max
Offset Error
1
±2
LSB max
Gain Error
1
±2
LSB max
Minimum Resolution for Which
No Missing Codes Are Guaranteed
10
Bits
ANALOG INPUT
Input Voltage Range
0
V min
VREF
V max
Input Leakage Current2
±1
A max
Input Capacitance
2
15
pF max
REFERENCE INPUTS2
VREF Input Voltage Range
1.2
V min
VDD
V max
Input Leakage Current
±3
A max
Input Capacitance
20
pF max
LOGIC INPUTS
2
VINH, Input High Voltage
2.0
V min
VINL, Input Low Voltage
0.4
V max
Input Current, IIN
±1
A max
Typically 10 nA, VIN = 0 V to VDD
Input Capacitance, CIN
8
pF max
LOGIC OUTPUTS
Output High Voltage, VOH
2.4
V min
ISOURCE = 200
A
Output Low Voltage, VOL
0.4
V max
ISINK = 200
A
High Impedance Leakage Current
±10
A max
High Impedance Capacitance
15
pF max
CONVERSION RATE
Conversion Time
2.3
s max
Track/Hold Acquisition Time1
100
ns max
See DC Acquisition Time Section
POWER SUPPLY
VDD
2.7–5.5
Volts
For Specified Performance
IDD
3.5
mA max
Sampling at 350 kSPS and Logic
Power Dissipation
17.5
mW max
Inputs at VDD or 0 V. VDD = 5 V
Power-Down Mode
IDD
1
A max
VDD = 5 V; VDD = 3 V
Power Dissipation
5
W max
Automatic Power Down
1 kSPS Throughput
27
W max
10 kSPS Throughput
270
W max
100 kSPS Throughput
2.7
mW max
NOTES
1See Terminology section.
2Sample tested during initial release and after any redesign or process change that may affect this parameter.
Specifications subject to change without notice.
(GND = 0 V, VREF = VDD. All specifications –40 C to +105 C unless otherwise noted.)