AD9652BBCZ-310 datasheet(4/36 Pages) AD

4 / 36 page

AD9652

Data Sheet

ADC AC SPECIFICATIONS

AVDD3 = 3.3 V, AVDD = AVDD_CLK = 1.8 V, SPIVDD = DRVDD = 1.8 V, sample rate = 310 MSPS (clock input = 1240 MHz, AD9652

divided by 4), VIN = −1.0 dBFS differential input, 2.5 V p-p full-scale input range, DCS enabled, dither disabled, unless otherwise noted.

Table 2.

VREF = 1 V

VREF = 1.25 V,

Default

Parameter1

Temperature

Min

Typ

Max

Min

Typ

Max

Unit

DIFFERENTIAL INPUT VOLTAGE

25°C

2.0

2.5

V p-p

SIGNAL-TO-NOISE RATIO (SNR)

fIN = 30 MHz (Use Nyquist 1 Settings)

25°C

74.0

75.4

dBFS

fIN = 70 MHz (Use Nyquist 1 Settings)

25°C

73.6

74.0

75.0

dBFS

Full

73.3

dBFS

fIN = 70 MHz (Use Nyquist 1 Settings, with Dither Enabled)

25°C

73.1

74.3

dBFS

fIN = 170 MHz (Use Nyquist 2 Settings)

25°C

72.1

73.7

dBFS

fIN = 170 MHz (Use Nyquist 2 Settings, with Dither Enabled)

25°C

71.2

72.0

dBFS

fIN = 305 MHz (Use Nyquist 2 Settings)

25°C

70.1

70.7

dBFS

fIN = 400 MHz (Use Nyquist 3 Settings)

25°C

67.9

68.0

dBFS

SIGNAL-TO-NOISE AND DISTORTION (SINAD)

fIN = 30 MHz (Use Nyquist 1 Settings)

25°C

72.8

74.2

dBFS

fIN = 70 MHz (Use Nyquist 1 Settings)

25°C

73.5

73.8

74.6

dBFS

Full

73.2

dBFS

fIN = 70 MHz (Use Nyquist 1 Settings, with Dither Enabled)

25°C

73.0

74.0

dBFS

fIN = 170 MHz (Use Nyquist 2 Settings)

25°C

72.0

72.6

dBFS

fIN = 170 MHz (Use Nyquist 2 Settings, with Dither Enabled)

25°C

71.1

71.7

dBFS

fIN = 305 MHz (Use Nyquist 2 Settings)

25°C

68.5

dBFS

fIN = 400 MHz (Use Nyquist 3 Settings)

25°C

65.8

dBFS

EFFECTIVE NUMBER OF BITS (ENOB)

fIN = 30 MHz (Use Nyquist 1 Settings)

25°C

11.8

12.0

Bits

fIN = 70 MHz (Use Nyquist 1 Settings)

25°C

12.0

12.1

Bits

Full

11.9

Bits

fIN = 70 MHz (Use Nyquist 1 Settings, with Dither Enabled)

25°C

11.8

12.0

Bits

fIN = 170 MHz (Use Nyquist 2 Settings)

25°C

11.7

11.8

Bits

fIN = 170 MHz (Use Nyquist 2 Settings, with Dither Enabled)

25°C

11.5

11.6

Bits

fIN = 305 MHz (Use Nyquist 2 Settings)

25°C

11.1

Bits

fIN = 400 MHz (Use Nyquist 3 Settings)

25°C

10.6

Bits

WORST SECOND OR THIRD HARMONIC

fIN = 30 MHz (Use Nyquist 1 Settings)

25°C

−96

−94

dBc

fIN = 70 MHz (Use Nyquist 1 Settings)

25°C

−90

−87

−83

dBc

Full

−83

dBc

fIN = 70 MHz (Use Nyquist 1 Settings, with Dither Enabled)

25°C

−92

−89

dBc

fIN = 170 MHz (Use Nyquist 2 Settings)

25°C

−87

−85

dBc

fIN = 170 MHz (Use Nyquist 2 Settings, with Dither Enabled)

25°C

−87

−85

dBc

fIN = 305 MHz (Use Nyquist 2 Settings)

25°C

−89

−86

dBc

fIN = 400 MHz (Use Nyquist 3 Settings)

25°C

−80

−77

dBc

SPURIOUS-FREE DYNAMIC RANGE (SFDR)

fIN = 30 MHz (Use Nyquist 1 Settings)

25°C

dBc

fIN = 70 MHz (Use Nyquist 1 Settings)

25°C

dBc

Full

dBc

fIN = 70 MHz (Use Nyquist 1 Settings. with Dither Enabled)

25°C

dBc

fIN = 170 MHz (Use Nyquist 2 Settings)

25°C

dBc

fIN = 170 MHz (Use Nyquist 2 Settings, with Dither Enabled)

25°C

dBc

fIN = 305 MHz (Use Nyquist 2 Settings)

25°C

dBc

fIN = 400 MHz (Use Nyquist 3 Settings)

25°C

dBc

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