AD9640 datasheet(7/41 Pages) AD

Part #	AD9640

Description	14-Bit, 80/105/125/150 MSPS, 1.8 V Dual Analog-to-Digital Converter

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Manufacturer	AD [Analog Devices]

Direct Link	http://www.analog.com

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Preliminary Technical Data

AD9640

Rev. PrD | Page 7 of 41

DIGITAL SPECIFICATIONS

AVDD = 1.8 V, DVDD = 1.8V, DRVDD = 1.8 V, maximum sample rate, −1.0 dBFS differential input, 1.0 V internal reference, DCS

enabled, unless otherwise noted.

Table 3.

Parameter

Temp

AD9640BCPZ-80

AD9640BCPZ-105

AD9640BCPZ-125

AD9640BCPZ-150

Unit

Min

Typ

Max

Min

Typ

Max

Min

Typ

Max

Min

Typ

Max

DIFFERENTIAL CLOCK INPUTS (CLK+,

CLK-)

Logic Compliance

CMOS/LVDS/LVPECL

Internal Common-Mode Bias

Full

1.2

V

Differential Input Voltage

Full

0.2

6

0.2

6

0.2

6

0.2

6

Vp-p

Input Voltage Range

Full

AVDD-

0.3

AVDD+

1.5

AVDD-

0.3

AVDD+

1.5

AVDD-

0.3

AVDD+

1.5

AVDD-

0.3

AVDD+

1.5

V

Input Common-Mode Range

Full

1.1V

AVDD

1.1V

AVDD

1.1V

AVDD

1.1V

AVDD

V

High Level Input Voltage

Full

TBD

V

Low Level Input Voltage

Full

0.8

V

High Level Input Current

Full

−10

+10

−10

+10

−10

+10

−10

+10

μA

Low Level Input Current

Full

−10

+10

−10

+10

−10

+10

−10

+10

μA

Input Capacitance

Full

TBD

pF

Input Resistance

Full

8

10

12

8

10

12

8

10

12

8

10

12

ΚΩ

LOGIC INPUTS (CSB, SCLK/DCS, OE,

PWDN)

High Level Input Voltage

Full

TBD

V

Low Level Input Voltage

Full

0.8

V

High Level Input Current

Full

−10

+10

−10

+10

−10

+10

−10

+10

μA

Low Level Input Current

Full

−10

+10

−10

+10

−10

+10

−10

+10

μA

Input Resistance

Full

TBD

kΩ

Input Capacitance

Full

TBD

pF

LOGIC INPUTS (SDIO/DFS)

High Level Input Voltage

Full

1.2

V

Low Level Input Voltage

Full

0.8

V

High Level Input Current

Full

−10

+10

−10

+10

−10

+10

−10

+10

μA

Low Level Input Current

Full

−10

+10

−10

+10

−10

+10

−10

+10

μA

Input Resistance

Full

TBD

kΩ

Input Capacitance

Full

TBD

pF

DIGITAL OUTPUTS

DRVDD = 3.3 V

High Level Output Voltage

(IOH = 50 μA)

Full

3.29

V

High Level Output Voltage

(IOH = 0.5 mA)

Full

3.25

V

Low Level Output Voltage (IOL

= 1.6 mA)

Full

0.2

V

Low Level Output Voltage (IOL

= 50 μA)

Full

0.05

V

DRVDD = 1.8 V

High Level Output Voltage

(IOH = 50 μA)

Full

1.79

V

High Level Output Voltage

(IOH = 0.5 mA)

Full

1.75

V

Low Level Output Voltage (IOL

= 1.6 mA)

Full

0.2

V

Low Level Output Voltage (IOL

= 50 μA)

Full

0.05

V

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