AD6644 View Datasheet(PDF) - Analog Devices

Part Name

Description

Manufacturer

AD6644

14-Bit, 40 MSPS/65 MSPS Analog-to-Digital Converter

Analog Devices 

AD6644

SPECIFICATIONS

DC SPECIFICATIONS

AVCC = 5 V, DVCC = 3.3 V; TMIN = –25°C, TMAX = +85°C, unless otherwise noted.

Table 1.

Parameter

RESOLUTION

ACCURACY

No Missing Codes

Offset Error

Gain Error

Differential Nonlinearity (DNL)

Integral Nonlinearity (INL)

TEMPERATURE DRIFT

Offset Error

Gain Error

POWER SUPPLY REJECTION RATIO (PSRR)

REFERENCE OUT (VREF)

ANALOG INPUTS (AIN, AIN)

Differential Input Voltage Span

Differential Input Resistance

Differential Input Capacitance

POWER SUPPLY

Supply Voltage

AVCC 2

DVCC

Supply Current

IAVCC (AVCC = 5.0 V)

IDVCC (DVCC = 3.3 V)

Rise Time3

AVCC

POWER CONSUMPTION

AD6644AST-40

AD6644AST-65

Temp Test Level1 Min

Typ

Max Min

Typ

Max Unit

14

14

Bits

Full II

Full II

Full II

Full II

Full V

Guaranteed

Guaranteed

−10

+3

+10 −10

+3

+10 mV

−10

−6

+10 −10

–6

+10 % FS

−1.0

±0.25

+1.5 −1.0

±0.25 +1.5 LSB

±0.50

±0.50

LSB

Full V

10

Full V

95

Full V

±1.0

Full V

2.4

10

ppm/°C

95

ppm/°C

±1.0

mV/V

2.4

V

Full V

2.2

Full V

1

25°C V

1.5

2.2

V p-p

1

kΩ

1.5

pF

Full II

Full II

Full II

Full II

Full IV

Full II

4.85

5.0

5.25 4.85

5.0

5.25 V

3.0

3.3

3.6 3.0

3.3

3.6 V

245

276

30

36

245

276 mA

30

36 mA

1.3

1.5

15 ms

1.3

1.5 W

1 See the Explanation of Test Levels section.

2 AVCC can vary from 4.85 V to 5.25 V. However, rated ac (harmonics) performance is valid only over the range AVCC = 5.0 V to 5.25 V.

3 Specified for dc supplies with linear rise time characteristics.

Rev. D | Page 3 of 24

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