Datasheet > AD6644_17

AD6644_17

更新时间： 2022-02-26 12:11:28

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亚德诺 - ADI		/
页数	文件大小	规格书
25页	738K
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Analog-to-Digital Converter

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AD6644_17 数据手册

AD6644

SPECIFICATIONS

DC SPECIFICATIONS

AV_CC= 5 V, DV_CC= 3.3 V; T_MIN= –25°C, T_MAX= +85°C, unless otherwise noted.

Table 1.

AD6644AST-40

AD6644AST-65

Parameter

Temp Test Level¹

Unit

Min

Typ

Max Min

Typ

Max

RESOLUTION

Bits

ACCURACY

No Missing Codes

Offset Error

Gain Error

Differential Nonlinearity (DNL)

Integral Nonlinearity (INL)

TEMPERATURE DRIFT

Offset Error

Full

Guaranteed

−10

−1.0

−6

0.2ꢀ

0.ꢀ0

+10

+1.ꢀ −1.0

−10

–6

0.2ꢀ

0.ꢀ0

+10

+1.ꢀ LSB

LSB

% FS

Full

9ꢀ

ppm/°C

Gain Error

ppm/°C

mV/V

POWER SUPPLY REJECTION RATIO (PSRR)

1.0

2.4

1.0

2.4

REFERENCE OUT (V_REF

)

AIN

ANALOG INPUTS (AIN,

)

Differential Input Voltage Span

Differential Input Resistance

Differential Input Capacitance

POWER SUPPLY

Full

2ꢀ°C

2.2

1.ꢀ

2.2

1.ꢀ

V p-p

kΩ

Supply Voltage

AV_CC

Full

4.8ꢀ

3.0

ꢀ.0

3.3

ꢀ.2ꢀ 4.8ꢀ

ꢀ.0

3.3

ꢀ.2ꢀ

3.6

DV_CC

3.6

3.0

Supply Current

IA_VCC(AV_CC= ꢀ.0 V)

ID_VCC(DV_CC= 3.3 V)

Rise Time³

Full

24ꢀ

276

24ꢀ

276

AV_CC

Full

1ꢀ

POWER CONSUMPTION

1.3

1.ꢀ

1.3

1.ꢀ

¹See the Explanation of Test Levels section.

²AV_CCcan vary from 4.8ꢀ V to ꢀ.2ꢀ V. However, rated ac (harmonics) performance is valid only over the range AV_CC= ꢀ.0 V to ꢀ.2ꢀ V.

³Specified for dc supplies with linear rise time characteristics.

Rev. D | Page 3 of 24

1 2 345 6 7...25

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