ADS5400HFSSLASHEM datasheet(4/47 Pages) TI1

4 / 47 page

ADS5400-SP

SLAS669D – SEPTEMBER 2010 – REVISED JANUARY 2014

www.ti.com

ELECTRICAL CHARACTERISTICS

Typical values at TA = 25°C, minimum and maximum values over full temperature range TC,MIN = –55°C to TC,MAX = 125°C,

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

and 1.5 VPP differential clock (unless otherwise noted)

PARAMETER

TEST CONDITIONS/NOTES

MIN

TYP

MAX

UNIT

ANALOG INPUTS

Full-scale differential input range

Programmable

1.52

VPP

VCM

Common-mode input

Self-biased to AVDD5 / 2

AVDD5/2

RIN

Input resistance, differential (dc)

100

Ω

Estimated to ground from each AIN pin,

CIN

Input capacitance

4.3

excluding soldered package

CMRR

Common-mode rejection ratio

Common mode signal = 125 MHz

INTERNAL REFERENCE VOLTAGE

VREF

Reference voltage

1.98

2.02

DYNAMIC ACCURACY

Resolution

No missing codes

Bits

DNL

Differential linearity error

fIN = 125 MHz

-1

±0.4

2.5

LSB

INL

Integral non- linearity error

fIN = 125 MHz

-4.5

±1.5

4.5

LSB

Offset error

default is trimmed near 0mV

–2.5

2.5

Offset temperature coefficient

0.02

mV/°C

Gain error

±5

%FS

Gain temperature coefficient

0.03

%FS/°C

POWER SUPPLY(1)

5-V analog supply current (Bus A and

220

245

B active)

I(AVDD5)

5-V analog supply current (Bus A

225

255

active)

3.3-V analog supply current (Bus A

205

234

and B active)

I(AVDD3)

3.3-V analog supply current (Bus A

226

242

active)

fIN = 125 MHz,

fS = 1 GSPS

3.3-V digital supply current

136

154

(Bus A and B active)

I(DVDD3)

3.3-V digital supply current

(Bus A active)

Total power dissipation

2.2

2.5

(BUS A and B active)

Total power dissipation

2.3

(Bus A active)

Total power dissipation

ENPWD = logic High (sleep enabled)

Wake-up time from sleep

1.8

1MHz injected to each supply,

PSRR

Power-supply rejection ratio

measured without external decoupling

DYNAMIC AC CHARACTERISTICS

fIN = 125 MHz

58.5

fIN = 600 MHz

53.5

58.3

SNR

Signal-to-noise ratio

fIN = 850 MHz

dBFS

fIN = 1200 MHz

57.6

fIN = 1700 MHz

55.7

(1)

All power values assume LVDS output current is set to 3.5mA.

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