LTC5589 datasheet(20/46 Pages) LINER

20 / 46 page

LTC5589

5589f

For more information www.linear.com/LTC5589

LO Return Loss

Typical perForMance characTerisTics

Peak EVM vs RF Output Power at

fLO = 2.17GHz with 1Ms/s 16-QAM

Signal

VCC = 3.3V, EN = 3.3V, VCTRL = 3.3V, TC = 25°C,

PLO = 0dBm, fLO = 1.8GHz, BBPI, BBMI, BBPQ, BBMQ common mode DC voltage VCMBB = 1.4VDC, I and Q baseband input signal = 2MHz,

2.1MHz, 1VP-P(DIFF, I or Q), I and Q 90° shifted, lower sideband selection, TEMPUPDT = 0, register 0x00 value according to Table 6, all

other registers set to default values, unless otherwise noted. Test circuit is shown in Figure 12.

RMS EVM vs RF Output Power at

fLO = 2.17GHz with 1Ms/s 16-QAM

Signal

RMS EVM vs RF Output Power at

fLO = 5.8GHz with 1Ms/s 16-QAM

Signal

RMS EVM vs RF Output Power at fLO =

5.8GHz with 1Ms/s 16-QAM Signal After

25°C, 3.3V Calibration

5589 G111

–12

–16

–20

RF POWER (dBm)

–4

–8

DG –4

DG –16

DG –12

DG –8

DG –19

DG 0

5589 G112

–12

–16

–20

RF POWER (dBm)

–4

–8

85°C

105°C

DG 0

L1 = 0.8nH, C5 = 0.4pF, C18 = 0.1pF

–40°C

–10°C

25°C

5589 G113

–14

–18

RF POWER (dBm)

–2

–6

–10

85°C

105°C

DG 0

L1 = 0.8nH, C5 = 0.4pF,

C18 = 0.1pF

–40°C

–10°C

25°C

5589 G110

–12

–16

–20

RF POWER (dBm)

–4

–8

DG –4

DG –16

DG –12

DG –8

DG –19

DG 0

–10

–20

–30

–40

5589 G109

RF FREQUENCY (GHz)

L1 = 4.7nH, C5 = 2pF, C18 = 0.2pF

(STANDARD MATCH)

STANDARD MATCH, EN = LOW

L1 = 4.7nH, C5 = 2pF, C18 = 0

L1 = 4.7nH, C5 = 2pF, C18 = 0, EN = LOW

L1 = 0.8nH, C5 = 0.4pF, C18 = 0.1pF

(5.8GHz MATCH)

5.8GHz MATCH, EN = LOW

TO LO FREQUENCY TABLE 6

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