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AD7651ACP

16-Bit 100 kSPS PulSAR™ Unipolar ADC with Reference

Analog Devices 

AD7651

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

RESOLUTION

16

ANALOG INPUT

Voltage Range

VIN – VINGND

0

Operating Input Voltage

VIN

–0.1

Analog Input CMRR

Input Current

Input Impedance1

THROUGHPUT SPEED

Complete Cycle

Throughput Rate

DC ACCURACY

Integral Linearity Error

No Missing Codes

Differential Linearity Error

Transition Noise

Unipolar Zero Error, TMIN to TMAX3

Unipolar Zero Error Temperature Drift3

Full-Scale Error, TMIN to TMAX 3

Full-Scale Error Temperature Drift

Power Supply Sensitivity

AC ACCURACY

Signal-to-Noise

Spurious Free Dynamic Range

Total Harmonic Distortion

Signal-to-(Noise + Distortion)

–3 dB Input Bandwidth

SAMPLING DYNAMICS

Aperture Delay

Aperture Jitter

Transient Response

REFERENCE

Internal Reference Voltage

Internal Reference Temperature Drift

Line Regulation

Turn-On Settling Time

Temperature Pin

Voltage Output @ 25°C

Temperature Sensitivity

Output Resistance

External Reference Voltage Range

External Reference Current Drain

VINGND

fIN = 10 kHz

100 kSPS Throughput

REF = 2.5 V

AVDD = 5 V ± 5%

fIN = 45 kHz

fIN = 45 kHz

fIN = 10 kHz

fIN = 45 kHz

fIN = 45 kHz

–60 dB Input, fIN = 45 kHz

Full-Scale Step

VREF @ 25°C

–40°C to +85°C

AVDD = 5 V ± 5%

CREF = 10 µF

100 kSPS Throughput

–0.1

65

1.1

0

–6

15

–2

0.7

±0.25

±0.6

±2

86

98

–98

–98

86

30

800

2

5

2.48

2.5

±7

±24

5

300

1

4.3

2.3

2.5

35

Max

Unit

Bits

VREF

V

+3

V

+0.5

V

dB

µA

10

µs

100

kSPS

+6

+3

±5

±0.12

LSB2

Bits

LSB

LSB

LSB

ppm/°C

% of FSR

ppm/°C

LSB

dB4

dB

dB

dB

dB

dB

kHz

ns

ps rms

8.75

µs

2.52

V

ppm/°C

ppm/V

ms

AVDD – 1.85

mV

mV/°C

kΩ

V

µA

Rev. 0 | Page 3 of 28

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