DAC5662MPFBREP datasheet(9/31 Pages) TI2

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ELECTRICAL CHARACTERISTICS

DAC5662-EP

SGLS340A – JUNE 2006 – REVISED OCTOBER 2006

AC specifications over operating free-air temperature range, AVDD = DVDD = 3.3 V, I

OUTFS = 20 mA, independent gain set

mode, differential 1:1 impedance ratio transformer coupled output, 50-

Ω doubly terminated load (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Analog Output

fclk

Maximum output update rate

200

275(1)

MSPS

Output settling time to 0.1%

Mid-scale transition

(DAC)

Output rise time 10% to 90%

1.4

(OUT)

Output fall time 90% to 10%

1.5

(OUT)

IOUTFS = 20 mA

Output noise

pA/

√Hz

IOUTFS = 2 mA

AC Linearity

1st Nyquist zone, TA = 25°C, fDATA = 50 MSPS,

fOUT = 1 MHz, IOUTFS = 0 dB

1st Nyquist zone, TA = 25 C, fDATA = 50 MSPS,

fOUT = 1 MHz, IOUTFS = –6 dB

1st Nyquist zone, TA = 25°C, fDATA = 50 MSPS,

fOUT = 1 MHz, IOUTFS = –12 dB

1st Nyquist zone, TA = 25°C, fDATA = 100 MSPS,

fOUT = 5 MHz

SFDR

Spurious-free dynamic range

dBc

1st Nyquist zone, TA = 25°C, fDATA = 100 MSPS,

fOUT = 20 MHz

1st Nyquist zone, TA = 25°C, fDATA = 200 MSPS,

fOUT = 20 MHz

1st Nyquist zone, Tmin = –55°C to 125°C,

fDATA = 200 MSPS, fOUT = 20 MHz

1st Nyquist zone, TA = 25°C, fDATA = 200 MSPS,

fOUT = 41 MHz

1st Nyquist zone, TA = 25°C, fDATA = 100 MSPS,

fOUT = 5 MHz

SNR

Signal-to-noise ratio

1st Nyquist zone, TA = 25°C, fDATA = 200 MSPS,

fOUT = 20 MHz

W-CDMA signal with 3.84-MHz bandwidth,

fDATA = 61.44 MSPS, IF = 15.36 MHz

ACLR

Adjacent channel leakage ratio

W-CDMA signal with 3.84-MHz bandwidth,

fDATA = 122.88 MSPS, IF = 30.72 MHz

Each tone at –6 dBFS, TA = 25°C, fDATA = 200 MSPS,

fOUT = 45.4 MHz and 46.4 MHz

Third-order two-tone

IMD3

dBc

intermodulation

Each tone at –6 dBFS, TA = 25°C, fDATA = 100 MSPS,

fOUT = 15.1 MHz and 16.1 MHz

Each tone at –12 dBFS, TA = 25°C, fDATA = 100 MSPS,

fOUT = 15.6, 15.8, 16.2, and 16.4 MHz

Each tone at –12 dBFS, TA = 25°C, fDATA = 165 MSPS,

IMD

Four-tone intermodulation

dBc

fOUT = 68.8, 69.6, 71.2, and 72 MHz

Each tone at –12 dBFS, TA = 25°C, fDATA = 165 MSPS,

fOUT = 19.0, 19.1, 19.3, and 19.4 MHz

TA = 25°C, fDATA = 165 MSPS, fOUT (CH1) = 20 MHz,

Channel isolation

dBc

fOUT (CH2) = 21 MHz

(1)

Specified by design. Not production tested.

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