AD9260AS datasheet(8/36 Pages) AD

Il numero della parte	AD9260AS

Spiegazioni elettronici	High-Speed Oversampling CMOS ADC with 16-Bit Resolution at a 2.5 MHz Output Word Rate

PDF	36 Pages

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Produttore elettronici	AD [Analog Devices]

Homepage	http://www.analog.com

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8 / 36 page

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REV. B

AD9260–SPECIFICATIONS

DIGITAL SPECIFICATIONS

Parameter

AD9260

Units

CLOCK

1 AND LOGIC INPUTS

High-Level Input Voltage

(DVDD = +5 V)

+3.5

V min

(DVDD = +3 V)

+2.1

V max

Low-Level Input Voltage

(DVDD = +5 V)

+1.0

V min

(DVDD = +3 V)

+0.9

V max

High-Level Input Current (VIN = DVDD)

±10

µA max

Low-Level Input Current (VIN = 0 V)

±10

µA max

Input Capacitance

pF typ

LOGIC OUTPUTS (with DRVDD = 5 V)

High-Level Output Voltage (IOH = 50

µA)

+4.5

V min

High-Level Output Voltage (IOH = 0.5 mA)

+2.4

V min

Low-Level Output Voltage

2 (I

OL = 0.3 mA)

+0.4

V max

Low-Level Output Voltage (IOL = 50

µA)

+0.1

V max

Output Capacitance

pF typ

LOGIC OUTPUTS (with DRVDD = 3 V)

High-Level Output Voltage (IOH = 50

µA)

+2.4

V min

Low-Level Output Voltage (IOL = 50

µA)

+0.7

V max

NOTES

1Since CLK is referenced to AVDD, +5 V logic input levels only apply.

2The AD9260 is not guaranteed to meet V

OL = 0.4 V max for standard TTL load of I OL = 1.6 mA.

Specifications subject to change without notice.

ANALOG INPUT

INPUT CLOCK

DATA OUTPUT

DAV

tDS

tCH

tCL

tDAV

tDI

READ

tOD

tOE

Figure 4a. Timing Diagram

INPUT CLOCK

RESET

DAV

tRES-DAV

tCLK-DAV

Figure 4b.

RESET Timing Diagram

(AVDD = +5 V, DVDD = +5 V, TMIN to TMAX unless otherwise noted)

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