AD7674ASTZ datasheet(4/29 Pages) AD

4 / 29 page

Data Sheet

AD7674

Rev. B | Page 3 of 28

SPECIFICATIONS

−40°C to +85°C, VREF = 4.096 V, AVDD = DVDD = 5 V, OVDD = 2.7 V to 5.25 V, unless otherwise noted.

Table 2.

Parameter

Test Conditions/Comments

Min

Typ

Max

Unit

RESOLUTION

Bits

ANALOG INPUT

Voltage Range

VIN+ − VIN−

−VREF

+VREF

Operating Input Voltage

VIN+, VIN− to AGND

−0.1

AVDD

Analog Input CMRR

fIN = 100 kHz

Input Current

800 kSPS throughput

100

µA

Input Impedance1

THROUGHPUT SPEED

Complete Cycle

In warp mode

1.25

µs

Throughput Rate

In warp mode

800

kSPS

Time Between Conversions

In warp mode

Complete Cycle

In normal mode

1.5

µs

Throughput Rate

In normal mode

666

kSPS

Complete Cycle

In impulse mode

1.75

µs

Throughput Rate

In impulse mode

570

kSPS

DC ACCURACY

Integral Linearity Error

−2.5

+2.5

LSB2

Differential Linearity Error

−1

+1.75

LSB

No Missing Codes

Bits

Transition Noise

VREF = 5 V

0.7

LSB

Zero Error, TMIN to TMAX

In warp mode

−25

+25

LSB

Zero Error, TMIN to TMAX

In normal mode or impulse mode

−85

+85

LSB

Zero Error Temperature Drift

All modes

±0.5

ppm/°C

Gain Error, TMIN to TMAX3

In warp mode

−0.034

+0.034

% of FSR

Gain Error, TMIN to TMAX3

In normal mode or impulse mode

−0.048

+0.048

% of FSR

Gain Error Temperature Drift

All modes

±1.6

ppm/°C

Power Supply Sensitivity

AVDD = 5 V ± 5%

±4

LSB

AC ACCURACY

Signal-to-Noise

fIN = 2 kHz, VREF = 5 V

101

dB4

VREF = 4.096 V

97.5

fIN = 10 kHz, VREF = 4.096 V

fIN = 100 kHz, VREF = 4.096 V

Dynamic Range

VIN+ = VIN− = VREF/2 = 2.5 V

103

Spurious-Free Dynamic Range

fIN = 2 kHz

120

fIN = 10 kHz

118

fIN = 100 kHz

105

Total Harmonic Distortion

fIN = 2 kHz

−115

fIN = 10 kHz

−113

fIN = 100 kHz

−98

Signal-to-Noise-and-Distortion Ratio

fIN = 2 kHz, VREF = 4.096 V

fIN = 2 kHz, −60 dB input

−3 dB Input Bandwidth

MHz

SAMPLING DYNAMICS

Aperture Delay

Aperture Jitter

ps rms

Transient Response

Full-scale step

250

Overvoltage Recovery

250

AD7674ASTZ Datasheet(PDF) 4 Page - Analog Devices

AD7674ASTZ Datasheet(HTML) 4 Page - Analog Devices

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29

Datasheet Download

Link URL