AD4007BCPZ-RL7 datasheet(4/38 Pages) AD

tên linh kiện	AD4007BCPZ-RL7

Giải thích chi tiết về linh kiện	Precision, Differential SAR ADCs

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AD4003/AD4007/AD4011

Data Sheet

Rev. B | Page 4 of 38

SPECIFICATIONS

VDD = 1.71 V to 1.89 V; VIO = 1.71 V to 5.5 V; VREF = 5 V; all specifications TMIN to TMAX, high-Z mode disabled, span compression

disabled, turbo mode enabled, and sampling frequency fS = 2 MSPS for the AD4003, fS = 1 MSPS for the AD4007, and fS = 500 kSPS for

the AD4011, unless otherwise noted.

Table 1.

Parameter

Test Conditions/Comments

Min

Typ

Max

Unit

RESOLUTION

18

Bits

ANALOG INPUT

Voltage Range

IN+ voltage (VIN+) − IN− voltage

(VIN−)

−VREF

+VREF

V

Span compression enabled

−VREF × 0.8

+VREF × 0.8

V

Operating Input Voltage

VIN+, VIN− to GND

−0.1

VREF + 0.1

V

Span compression enabled

0.1 × VREF

0.9 × VREF

V

Common-Mode Input Range

VREF/2 − 0.125

VREF/2

VREF/2 + 0.125

V

Common-Mode Rejection Ratio (CMRR)

fIN = 500 kHz

68

dB

Analog Input Current

Acquisition phase, T = 25°C

0.3

nA

High-Z mode enabled, converting

dc input at 2 MSPS

1

μA

THROUGHPUT

Complete Cycle

AD4003

500

ns

AD4007

1000

ns

AD4011

2000

ns

Conversion Time

270

290

320

ns

Acquisition Phase1

AD4003

290

ns

AD4007

790

ns

AD4011

1790

ns

Throughput Rate2

AD4003

0

2

MSPS

AD4007

0

1

MSPS

AD4011

0

500

kSPS

Transient Response3

250

ns

DC ACCURACY

No Missing Codes

18

Bits

Integral Nonlinearity Error (INL)

−1.0

±0.4

+1.0

LSB

−3.8

±1.52

+3.8

ppm

Differential Nonlinearity Error (DNL)

−0.75

±0.3

+0.75

LSB

Transition Noise

0.8

LSB

Zero Error

−7

+7

LSB

Zero Error Drift4

−0.21

+0.21

ppm/°C

Gain Error

−26

±3

+26

LSB

Gain Error Drift4

−1.23

+1.23

ppm/°C

Power Supply Sensitivity

VDD = 1.8 V ± 5%

1.5

LSB

1/f Noise5

Bandwidth = 0.1 Hz to 10 Hz

6

μV p-p

Số phần tương tự - AD4007BCPZ-RL7

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