EVAL-AD7667CB データシートの表示（PDF） - Analog Devices

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EVAL-AD7667CB

16-Bit 1 MSPS PulSAR® Unipolar ADC with Reference

Analog Devices 

AD7667

SPECIFICATIONS

Table 2. –40°C to +85°C, AVDD = DVDD = 5 V, OVDD = 2.7 V to 5.25 V, unless otherwise noted.

Parameter

Conditions

Min

Typ Max

RESOLUTION

16

ANALOG INPUT

Voltage Range

Operating Input Voltage

Analog Input CMRR

Input Current

Input Impedance1

VIN – VINGND

VIN

VINGND

fIN = 100 kHz

1 MSPS Throughput

0

VREF

–0.1

+3

–0.1

+0.5

64

19

THROUGHPUT SPEED

Complete Cycle

Throughput Rate

In Warp Mode

In Warp Mode

1

1

1000

Time between Conversions

In Warp Mode

1

Complete Cycle

In Normal Mode

1.25

Throughput Rate

In Normal Mode

0

800

Complete Cycle

Throughput Rate

In Impulse Mode

1.5

In Impulse Mode

0

666

DC ACCURACY

Integral Linearity Error

No Missing Codes

Differential Linearity Error

–2.0

+2.0

16

–1.0

+1.5

Transition Noise

Unipolar Zero Error, TMIN to TMAX3

Unipolar Zero Error Temperature Drift

Full-Scale Error, TMIN to TMAX3

Full-Scale Error Temperature Drift

Power Supply Sensitivity

REF = 2.5 V

AVDD = 5 V ± 5%

0.7

±25

±1.0

±0.08

±1.0

±2

AC ACCURACY

Signal-to-Noise

Spurious Free Dynamic Range

Total Harmonic Distortion

Signal-to-(Noise + Distortion)

–3 dB Input Bandwidth

fIN = 20 kHz

88

fIN = 20 kHz

96

fIN = 20 kHz

fIN = 20 kHz

88

–60 dB Input, fIN = 20 kHz

89.2

105

–104 –96

89

30

13

SAMPLING DYNAMICS

Aperture Delay

Aperture Jitter

Transient Response

Full-Scale Step

2

5

250

REFERENCE

Internal Reference Voltage

Internal Reference Temperature Drift

Output Voltage Hysteresis

Long-Term Drift

VREF @ 25°C

–40°C to +85°C

–40°C to +85°C

2.493

2.5 2.507

±3 ±15

50

100

Line Regulation

AVDD = 5 V ± 5%

±15

Turn-On Settling Time

Temperature Pin

Voltage Output @ 25°C

Temperature Sensitivity

Output Resistance

External Reference Voltage Range

CREF = 10 µF

5

300

1

4

2.3

2.5 AVDD – 1.85

External Reference Current Drain

1 MSPS Throughput

242

Unit

Bits

V

V

V

dB

µA

µs

kSPS

ms

µs

kSPS

µs

kSPS

LSB2

Bits

LSB

LSB

LSB

ppm/°C

% of FSR

ppm/°C

LSB

dB4

dB

dB

dB

dB

MHz

ns

ps rms

ns

V

ppm/°C

ppm

ppm/1000 Hours

ppm/V

ms

mV

mV/°C

kΩ

V

µA

Rev. 0 | Page 3 of 28

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