AD7810YR(RevA) 데이터 시트보기 (PDF) - Analog Devices

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AD7810YR
(Rev.:RevA)

2.7 V to 5.5 V, 2 μs, 10-Bit ADC in 8-Lead microSOIC/DIP

Analog Devices 

AD7810–SPECIFICATIONS (GND = 0 V, VREF = +VDD. All specifications –40؇C to +105؇C unless otherwise noted.)

Parameter

Y Version

Units

Test Conditions/Comments

DYNAMIC PERFORMANCE

Signal to (Noise + Distortion) Ratio1

58

Total Harmonic Distortion1

–64

Peak Harmonic or Spurious Noise

–64

Intermodulation Distortion2

2nd Order Terms

–67

3rd Order Terms

–67

dB min

dB max

dB max

dB typ

dB typ

fIN = 30 kHz, fSAMPLE = 350 kHz

fa = 48 kHz, fb = 48.5 kHz

DC ACCURACY

Resolution

10

Relative Accuracy1

±1

Differential Nonlinearity (DNL)1

±1

Offset Error1

±2

Gain Error1

±2

Minimum Resolution for Which

No Missing Codes Are Guaranteed

10

Bits

LSB max

LSB max

LSB max

LSB max

Bits

ANALOG INPUT

Input Voltage Range

Input Leakage Current2

Input Capacitance2

0

VREF

±1

15

V min

V max

µA max

pF max

REFERENCE INPUTS2

VREF Input Voltage Range

1.2

VDD

Input Leakage Current

±3

Input Capacitance

20

LOGIC INPUTS2

VINH, Input High Voltage

2.0

VINL, Input Low Voltage

0.4

Input Current, IIN

±1

Input Capacitance, CIN

8

LOGIC OUTPUTS

Output High Voltage, VOH

2.4

Output Low Voltage, VOL

0.4

High Impedance Leakage Current

± 10

High Impedance Capacitance

15

V min

V max

µA max

pF max

V min

V max

µA max

pF max

V min

V max

µA max

pF max

Typically 10 nA, VIN = 0 V to VDD

ISOURCE = 200 µA

ISINK = 200 µA

CONVERSION RATE

Conversion Time

Track/Hold Acquisition Time1

2.3

µs max

100

ns max

See DC Acquisition Time Section

POWER SUPPLY

VDD

IDD

Power Dissipation

Power-Down Mode

IDD

Power Dissipation

Automatic Power Down

1 kSPS Throughput

10 kSPS Throughput

100 kSPS Throughput

2.7–5.5

3.5

17.5

1

5

27

270

2.7

Volts

mA max

mW max

µA max

µW max

µW max

µW max

mW max

For Specified Performance

Sampling at 350 kSPS and Logic

Inputs at VDD or 0 V. VDD = 5 V

VDD = 5 V; VDD = 3 V

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.

–2–

REV. A

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