AD7687(RevC) データシートの表示（PDF） - Analog Devices

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AD7687
(Rev.:RevC)

16-Bit, 1.5 LSB INL, 250 kSPS PulSAR Differential ADC in MSOP

Analog Devices 

AD7687

Data Sheet

VDD = 2.3 V to 5.5 V, VIO = 2.3 V to VDD, VREF = VDD, TA = –40°C to +85°C, unless otherwise noted.

Table 3.

Parameter

REFERENCE

Voltage Range

Load Current

SAMPLING DYNAMICS

−3 dB Input Bandwidth

Aperture Delay

DIGITAL INPUTS

Logic Levels

VIL

VIH

IIL

IIH

DIGITAL OUTPUTS

Data Format

Pipeline Delay

VOL

VOH

POWER SUPPLIES

VDD

VIO

VIO Range

Standby Current1, 2

Power Dissipation

TEMPERATURE RANGE3

Specified Performance

Test Conditions/Comments

250 kSPS, REF = 5 V

VDD = 5 V

ISINK = +500 µA

ISOURCE = −500 µA

Specified performance

Specified performance

VDD and VIO = 5 V, 25°C

VDD = 2.5 V, 100 SPS throughput

VDD = 2.5 V, 100 kSPS throughput

VDD = 2.5 V, 200 kSPS throughput

VDD = 5 V, 100 kSPS throughput

VDD = 5 V, 250 kSPS throughput

TMIN to TMAX

Min

Typ

Max

Unit

0.5

VDD + 0.3

V

50

µA

2

MHz

2.5

ns

−0.3

0.7 × VIO

−1

−1

+0.3 × VIO

V

VIO + 0.3

V

+1

µA

+1

µA

Serial 16-bits twos complement

Conversion results available immediately

after completed conversion

0.4

V

VIO − 0.3

V

2.3

5.5

V

2.3

VDD + 0.3

V

1.8

VDD + 0.3

V

1

50

nA

1.4

µW

1.35

mW

2.7

mW

4

5.5

mW

12.5

mW

−40

+85

°C

1 With all digital inputs forced to VIO or GND as required.

2 During acquisition phase.

3 Contact sales for extended temperature range.

Rev. C | Page 4 of 28

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