ADS5546 datasheet(4/50 Pages) TI

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ELECTRICAL CHARACTERISTICS

ADS5546

SLWS183C – NOVEMBER 2005 – REVISED OCTOBER 2006

Typical values are at 25

°C, min and max values are across the full temperature range T

MIN = –40°C to TMAX = 85°C,

AVDD = DRVDD = 3.3 V, sampling rate = 190 MSPS, sine wave input clock, 1.5 V

PP differential clock amplitude, 50% clock

duty cycle, –1 dBFS differential analog input, internal reference mode, 0dB gain, DDR LVDS data output (unless otherwise

noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

RESOLUTION

bits

ANALOG INPUT

Differential input voltage range

VPP

Differential input capacitance

Analog input bandwidth

–3 dB, source impedance 50

Ω

500

MHz

Analog input common mode current

310

µA

(per input pin)

REFERENCE VOLTAGES

V(REFB)

Internal reference bottom voltage

Internal reference mode

0.5

V(REFT)

Internal reference top voltage

Internal reference mode

2.5

VCM

Common mode output voltage

Internal reference mode

1.5

VCM output current capability

Internal reference mode

±4

DC ACCURACY

No Missing Codes

Specified

DNL

Differential non-linearity

–0.9

0.5

2.5

LSB

INL

Integral non-linearity

–5

± 3

LSB

Offset error

Offset temperature coefficient

0.002

ppm/

°C

Gain error

±1

%FS

Gain temperature coefficient

0.01

∆%/°C

PSRR

DC Power supply rejection ratio

0.6

mV/V

POWER SUPPLY

I(AVDD)

Analog supply current

291

LVDS mode, IO = 3.5 mA,

RL = 100 Ω, CL = 5 pF

I(DRVDD)

Digital supply current

CMOS mode, FIN = 2.5 MHz,

CL = 5 pF

ICC

Total supply current

LVDS mode

342

Total power dissipation

LVDS mode

1.13

1.29

In STANDBY mode with clock

Standby power

100

150

running

Clock stop power

With input clock stopped

100

150

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