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ELECTRICAL CHARACTERISTICS

ADS5510

SLAS499 – JANUARY 2007

Typical values given at T

A = 25°C, min and max specified over the full recommended operating temperature range, AVDD =

DRV

DD = 3.3 V, sampling rate = 125 MSPS, 50% clock duty cycle, DLL On, 3-VPP differential clock, and –1 dBFS differential

input, unless otherwise noted

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNIT

Resolution

11

bits

Analog Inputs

Differential input range

2.3

VPP

Differential input impedance

See Figure 24

6.6

k

Ω

Differential input capacitance

See Figure 24

4

pF

Analog input common-mode current

300

µA

(per input)

Analog input bandwidth

Source impedance = 50

Ω

750

MHz

Clock

Voltage overload recovery time

4

cycles

Internal Reference Voltages

V(REFM)

Reference bottom voltage

0.95

V

V(REFP)

Reference top voltage

2.1

V

Reference error

–4%

±0.9%

4%

1.55

VCM

Common-mode voltage output

V

±0.05

Dynamic DC Characteristics and Accuracy

No missing codes

Tested

DNL

Differential nonlinearity error

fIN = 10 MHz

-0.5

±0.25

0.5

LSB

INL

Integral nonlinearity error

fIN = 10 MHz

-1.5

±0.8

1.5

LSB

Offset error

-11

+2.5

+11

mV

Offset temperature coefficient

0.01

mV/

°C

∆offset error/∆AV

DD from AVDD = 3 V to

PSRR

DC power-supply rejection ratio

0.25

mV/V

AVDD = 3.6 V

Gain error (1)

-2

±0.45

+2

%FS

Gain temperature coefficient

0.01

∆%/°C

Dynamic AC Characteristics

fIN = 10 MHz

62.5

66.7

fIN = 70 MHz

66.5

SNR

Signal-to-noise ratio

fIN = 100 MHz

66.3

dBFS

fIN = 130 MHz

66

fIN = 170 MHz

65.5

fIN = 10 MHz

73

84

fIN = 70 MHz

81

SFDR

Spurious-free dynamic range

fIN = 100 MHz

82

dBc

fIN = 130 MHz

78

fIN = 170 MHz

72

fIN = 10 MHz

73

91

fIN = 70 MHz

87

HD2

Second-harmonic

fIN = 100 MHz

84

dBc

fIN = 130 MHz

79

fIN = 170 MHz

74

(1)

Gain error is specified by design and characterization; it is not tested in production.

3

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