DAC5687MPZPEP datasheet(10/75 Pages) TI1

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DAC5687-EP

SGLS333 – JUNE 2006

ELECTRICAL CHARACTERISTICS (continued)

over recommended operating free-air temperature range, AVDD = 3.3 V, CLKVDD = 3.3 V, PLLVDD = 0 V (= 3.3 V for PLL

Clock Mode), IOVDD = 3.3 V, DVDD = 1.8 V, IOUT

FS = 19.2 mA, External Clock Mode, 4:1 transformer output termination,

50-

Ω doubly terminated load (unless otherwise noted)

AC SPECIFICATIONS

PARAMETER

TEST CONDITIONS

MIN

TYP MAX

UNIT

Single carrier, baseband, X4, PLL Clock Mode,

78.4

CLK1 = 122.88 MHz

Single carrier, baseband, X4, PLL Clock Mode,

78.5

CLK2 = 491.52 MHz

Single carrier, IF = 153.6 MHz, X4 CMIX,

70.9

External Clock Mode, CLK2 = 491.52 MHz

Two carrier, IF = 153.6 MHz, X4 CMIX,

67.8

External Clock Mode, CLK2 = 491.52 MHz

Four carrier, baseband, X4, External Clock Mode,

76.1

CLK2 = 491.52 MHz

ACLR(4)

Adjacent channel leakage ratio

dBc

Four carrier, IF = 92.16 MHz, X4L, External Clock Mode,

66.8

CLK2 = 491.52 MHz

Single carrier, IF = 153.6 MHz, X4 CMIX,

72.2

External Clock Mode, CLK2 = 491.52 MHz, DVDD = 2.1 V

Two carrier, IF = 153.6 MHz, X4 CMIX,

69.3

External Clock Mode, CLK2 = 491.52 MHz, DVDD = 2.1 V

Four carrier, baseband, X4, External Clock Mode,

68.5

CLK2 = 491.52 MHz, DVDD = 2.1 V

Four carrier, IF = 92.16 MHz, X4L, External Clock Mode,

66.3

CLK2 = 491.52 MHz, DVDD = 2.1 V

50-MHz offset, 1-MHz BW, Single carrier, baseband,

X4, External Clock Mode, CLK1 = 122.88 MHz

50-MHz offset, 1-MHz BW, Four carrier, baseband,

X4, External Clock Mode, CLK1 = 122.88 MHz

Noise Floor

dBc

50-MHz offset, 1-MHz BW, Single carrier, baseband,

X4, PLL Clock Mode, CLK2 = 491.52 MHz

50-MHz offset, 1-MHz BW, Four carrier, baseband,

X4, PLL Clock Mode, CLK2 = 491.52 MHz

(4)

W-CDMA with 3.84 MHz BW, 5-MHz spacing, centered at IF. TESTMODEL 1, 10 ms

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