AD9224ARSZ datasheet(2/24 Pages) AD

No de pièce	AD9224ARSZ

Description	Complete 12-Bit, 40 MSPS Monolithic A/D Converter

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Fabricant	AD [Analog Devices]

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REV. A

AD9224–SPECIFICATIONS

Parameter

Min

Typ

Max

Units

RESOLUTION

12

Bits

MAX CONVERSION RATE

40

MHz

INPUT REFERRED NOISE

VREF = 1.0 V

0.35

LSB rms

VREF = 2.0 V

0.17

LSB rms

ACCURACY

Integral Nonlinearity (INL)

±1.5

±2.5

LSB

Differential Nonlinearity (DNL)

±0.33

±1.0

LSB

No Missing Codes Guaranteed

12

Bits

Zero Error (@ +25

°C)

±0.12

±0.3

% FSR

Gain Error (@ +25

°C)1

±0.3

±2.2

% FSR

Gain Error (@ +25

°C)2

±0.4

±1.6

% FSR

TEMPERATURE DRIFT

Zero Error

±2

ppm/

°C

Gain Error

1

±26

ppm/

°C

Gain Error

2

±0.4

ppm/

°C

POWER SUPPLY REJECTION

AVDD (+5 V

± 0.25 V)

±0.07

±0.24

% FSR

ANALOG INPUT

Input Span (VREF = 1 V)

2

V p-p

(VREF = 2 V)

4

V p-p

Input (VINA or VINB) Range

0

AVDD

V

Input Capacitance

10

pF

INTERNAL VOLTAGE REFERENCE

Output Voltage (1 V Mode)

1.0

V

Output Voltage Tolerance (1 V Mode)

±5

±17

mV

Output Voltage (2.0 V Mode)

2.0

V

Output Voltage Tolerance (2.0 V Mode)

±10

±35

mV

Output Current (Available for External Loads)

1.0

mA

Load Regulation

3

±1.0

±3.4

mV

REFERENCE INPUT RESISTANCE

5

k

Ω

POWER SUPPLIES

Supply Voltages

AVDD

4.75

5

5.25

V (

±5% AVDD Operating)

DRVDD

2.85

5.25

V (

±5% DRVDD Operating)

Supply Current

IAVDD

82

87

mA (2 V Internal VREF)

IDRVDD

4.3

5

mA (2 V Internal VREF)

POWER CONSUMPTION

415

445

mW (1 V Internal Ref)

425

450

mW (2 V Internal Ref)

NOTES

1Includes internal voltage reference error.

2Excludes internal voltage reference error.

3Load regulation with 1 mA load current (in addition to that required by the AD9224).

Specifications subject to change without notice.

(AVDD = +5 V, DRVDD = +3 V, fSAMPLE = 40 MSPS, VREF = 2.0 V, VINB = 2.5 V dc, TMIN to TMAX unless otherwise noted)

DC SPECIFICATIONS

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