STUW81300 datasheet(5/63 Pages) STMICROELECTRONICS

5 / 63 page

DS11314 Rev 7

5/63

STuW81300

List of figures

Figure 1.

STuW81300 functional block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Figure 2.

Top view . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Figure 3.

VCO open loop phase noise (5 V supply). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Figure 4.

Closed loop phase noise (5 V supply) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Figure 5.

VCO Open loop phase noise at 5.3 GHz vs. supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Figure 6.

VCO open loop phase noise over Frequency vs. supply . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Figure 7.

Single sideband integrated phase noise vs. frequency and supply (FPFD=50 MHz) . . . . . 20

Figure 8.

Average KVCO over VCO frequency and supply. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Figure 9.

Phase noise and fractional spurs at 5952.5 MHz vs. supply (FPFD=50 MHz) . . . . . . . . . . 20

Figure 10.

Phase noise and fractional spurs at 11502.5 MHz vs. supply (FPFD=50 MHz) . . . . . . . . . 20

Figure 11.

Output power level vs. temperature – RF1 output (5.0 V supply) . . . . . . . . . . . . . . . . . . . . 20

Figure 12.

Output power level vs. temperature– RF2 output (5.0 V supply) . . . . . . . . . . . . . . . . . . . . 20

Figure 13.

VCO feedthrough at RF2 output vs. fundamental VCO frequency . . . . . . . . . . . . . . . . . . . 21

Figure 14.

Typical spur level vs. offset from 12 GHz (5.0 V supply, FPFD=50 MHz) . . . . . . . . . . . . . . 21

Figure 15.

Typical spur level at PFD offset over carrier frequency (5.0 V supply) . . . . . . . . . . . . . . . . 21

Figure 16.

10 kHz and 2.5 MHz fractional spur (integer boundary, 5.0 V supply, FPFD=50 MHz) . . . . 21

Figure 17.

Frequency settling with VCO calibration – wideband view . . . . . . . . . . . . . . . . . . . . . . . . . 21

Figure 18.

Frequency settling with VCO calibration – narrowband view . . . . . . . . . . . . . . . . . . . . . . . 21

Figure 19.

Overall current consumption vs. temperature (5.0 V supply, FPFD=50 MHz) . . . . . . . . . . . 22

Figure 20.

Overall current consumption vs. temperature (3.6 V supply, FPFD=50 MHz). . . . . . . . . . . 22

Figure 21.

Figure of merit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Figure 22.

Reference clock buffer configurations: single-ended (A), differential (B),

crystal mode (C) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Figure 23.

PFD diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

Figure 24.

SPI Protocol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

Figure 25.

SPI timing diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

Figure 26.

Application diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52

Figure 27.

VFQFPN - 36 pin, 6x6 mm, 0.5 mm pitch very thin profile fine pitch quad flat

package outline. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56

Figure 28.

VFQFPN - 36 pin, 6x6 mm, 0.5 mm pitch very thin profile fine pitch quad flat

package recommended footprint . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58

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