AD9289

Rev. 0 | Page 4 of 32

AC SPECIFICATIONS

AVDD = 3.0 V, DRVDD = 3.0 V, conversion rate = 65 MSPS, 2 V p-p differential input, 1.0 V internal reference, AIN = –0.5 dBFS, unless

otherwise noted.

Table 2.

Parameter

Temperature

Test Level

Min

Typ

Max

Unit

SIGNAL-TO-NOISE RATIO (SNR)

Full

IV

47.7

49.0

dB

25°C

V

48.5

dB

Full

VI

46.7

48.0

dB

SIGNAL-TO-NOISE RATIO (SINAD)

Full

IV

47.6

48.9

dB

25°C

V

48.4

dB

Full

VI

46.2

47.5

dB

EFFECTIVE NUMBER OF BITS (ENOB)

Full

IV

7.6

7.8

Bits

25°C

V

7.7

Bits

Full

VI

7.4

7.6

Bits

SPURIOUS-FREE DYNAMIC RANGE (SFDR)

Full

IV

61.0

70.0

dBc

25°C

V

68.0

dBc

Full

VI

54.0

65.0

dBc

WORST HARMONIC (Second or Third)

Full

IV

–75.0

–61.0

dBc

25°C

V

–70.0

dBc

Full

VI

–65.0

–54.0

dBc

WORST OTHER (Excluding Second or Third)

Full

IV

–70.0

–61.0

dBc

25°C

V

–68.0

dBc

Full

VI

–65.0

–57.5

dBc

TWO TONE INTERMOD DISTORTION (IMD)

AIN1 and AIN2 = –7.0 dBFS

25°C

V

–72.0

dBc

DIGITAL SPECIFICATIONS

AVDD = 3.0 V, DRVDD = 3.0 V, conversion rate = 65 MSPS, 2 V p-p differential input, 1.0 V internal reference, AIN = –0.5 dBFS, unless

otherwise noted.

Table 3.

Parameter

Temperature

Test Level

Min

Typ

Max

Unit

CLOCK INPUTS1 (CLK+, CLK–)

Logic Compliance

LVDS

Differential Input Voltage

Full

IV

250

350

450

mV p-p

High Level Input Current

Full

VI

30

75

µA

Low Level Input Current

Full

VI

30

75

µA

Input Common-Mode Voltage

Full

IV

1.125

1.25

1.375

V

Input Resistance

25°C

V

100

kΩ

Input Capacitance

25°C

V

2

pF

LOGIC INPUTS (DFS, PDWN, SHARED_REF)

Logic 1 Voltage

Full

IV

2.0

V

Logic 0 Voltage

Full

IV

0.8

V

Input Resistance

25°C

V

30

kΩ

Input Capacitance

25°C

V

4

pF

LOGIC OUTPUTS (LOCK)

Logic 1 Voltage

Full

IV

2.45

V

Logic 0 Voltage

Full

IV

0.05

V

DIGITAL OUTPUTS (D1+, D1–)

Logic Compliance

LVDS

Differential Output Voltage

Full

VI

260

350

440

mV

Output Offset Voltage

Full

VI

1.15

1.25

1.35

V

Output Coding

Full

VI

Twos complement or binary