AD9231-20EBZ(Rev0) Ver la hoja de datos (PDF) - Analog Devices

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AD9231-20EBZ
(Rev.:Rev0)

12-Bit, 20 MSPS/40 MSPS/65 MSPS/80 MSPS, 1.8 V Dual Analog-to-Digital Converter

Analog Devices 

AD9231

DIGITAL SPECIFICATIONS

AVDD = 1.8 V; DRVDD = 1.8 V, maximum sample rate, 2 V p-p differential input, 1.0 V internal reference; AIN = −1.0 dBFS,

DCS disabled, unless otherwise noted.

Table 3.

Parameter

DIFFERENTIAL CLOCK INPUTS (CLK+, CLK−)

Logic Compliance

Internal Common-Mode Bias

Differential Input Voltage

Input Voltage Range

High Level Input Current

Low Level Input Current

Input Resistance

Input Capacitance

LOGIC INPUTS (SCLK/DFS, SYNC, PDWN)1

High Level Input Voltage

Low Level Input Voltage

High Level Input Current

Low Level Input Current

Input Resistance

Input Capacitance

LOGIC INPUTS (CSB)2

High Level Input Voltage

Low Level Input Voltage

High Level Input Current

Low Level Input Current

Input Resistance

Input Capacitance

LOGIC INPUTS (SDIO1/DCS2)

High Level Input Voltage

Low Level Input Voltage

High Level Input Current

Low Level Input Current

Input Resistance

Input Capacitance

DIGITAL OUTPUTS

DRVDD = 3.3 V

High Level Output Voltage, IOH = 50 μA

High Level Output Voltage, IOH = 0.5 mA

Low Level Output Voltage, IOL = 1.6 mA

Low Level Output Voltage, IOL = 50 μA

DRVDD = 1.8 V

High Level Output Voltage, IOH = 50 μA

High Level Output Voltage, IOH = 0.5 mA

Low Level Output Voltage, IOL = 1.6 mA

Low Level Output Voltage, IOL = 50 μA

Temp

AD9231-20/AD9231-40/AD9231-65/AD9231-80

Min

Typ

Max

CMOS/LVDS/LVPECL

Full

0.9

Full

0.2

Full

GND − 0.3

Full

−10

Full

−10

Full

8

10

Full

4

3.6

AVDD + 0.2

+10

+10

12

Full

1.2

Full

0

Full

−50

Full

−10

Full

30

Full

2

DRVDD + 0.3

0.8

−75

+10

Full

1.2

Full

0

Full

−10

Full

40

Full

26

Full

2

DRVDD + 0.3

0.8

+10

135

Full

1.2

Full

0

Full

−10

Full

40

Full

26

Full

5

DRVDD + 0.3

0.8

+10

130

Full

3.29

Full

3.25

Full

0.2

Full

0.05

Full

1.79

Full

1.75

Full

0.2

Full

0.05

1 Internal 30 kΩ pull-down.

2 Internal 30 kΩ pull-up.

Unit

V

V p-p

V

μA

μA

kΩ

pF

V

V

μA

μA

kΩ

pF

V

V

μA

μA

kΩ

pF

V

V

μA

μA

kΩ

pF

V

V

V

V

V

V

V

V

Rev. 0 | Page 6 of 36

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