ADS5474-SP

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SLAS574A – SEPTEMBER 2013 – REVISED DECEMBER 2013

ELECTRICAL CHARACTERISTICS (continued)

sampling rate = 400 MSPS, 50% clock duty cycle, AVDD5 = 5 V, AVDD3 = 3.3 V, DVDD3 = 3.3 V, –1 dBFS differential input,

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

DYNAMIC AC CHARACTERISTICS (continued)

69.8

62.5

67.7

68.9

60.5

68.9

SINAD

Signal-to-noise and distortion

67.5

dBc

66.1

58.2

54.3

45.9

84.2

each tone at –7 dBFS

98.5

each tone at –16 dBFS

Two-tone SFDR

dBFS

82.5

each tone at –7 dBFS

99

each tone at –16 dBFS

10.1

10.9

ENOB

Effective number of bits

Bits

9.77

10.5

RMS idle-channel noise

Inputs tied to common-mode

1.8

LSB

LVDS DIGITAL OUTPUTS

Differential output voltage (±)

247

350

454

mV

Common-mode output voltage

1.115

1.375

V

DIGITAL INPUTS

High level input voltage

2.0

V

Low level input voltage

0.8

V

High level input current

PWD (pin 33)

1

μA

Low level input current

-1

μA

Input Capacitance

2.2

pF

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