TECHNICAL DATA SHEET

PEM010

60 GHz Transmitter (Tx) Waveguide Module

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15

Table 4.5 Register Byte Functions

Bit

Name

BYTE 12

7

6

5

4

3

2

1

0

BYTE 13

Function

7

6

5

4

3

2

1

0

BYTE 14

7

6

5

4

3

2

1

0

pd_cal

cpbias_2

cpbias_1

cpbias_0

Synthesizer charge pump bias; bits <7:5> = 010 for normal operation

vrsel_3

vrsel_2

vrsel_1

vrsel_0

refselvco

Synthesizer lock detector window width; bits <4:1> = 1111 for normal operation

Reserved; bit <0> = 1 for normal operation

muxref

div_4

en_dc

ini

pd_div_15

pd_div_27

pd_qp

pd_vco

Reserved; bit <7> = 1 for normal operation

Enable synthesizer divider bit 4; bit <6> = 0 for normal operation

Synthesizer reference input DC coupling; bit <5> = 0 for normal operation

Reserved; bit <4> = 0 for normal operation

Active high to power down 1.5V circuits in synthesizer divider

Active high to power down 2.7V circuits in synthesizer divider

Active high to power down synthesizer charge pump

Active high to power down synthesizer VCO

Active high to power down VCO calibration; bit <7> = 0 for normal operation

muxout

Multiplexer control for ability to read byte 15; bit <6> = 1 for normal operation

pdcalc15

Active high to power down VCO ALC; bit <5> = 1 for normal operation

pload

Active high to load adjustment of VCO; bit <4> = 1 for normal operation

wide_1

wide_2

Control for VCO ALC loop; bits <3:2> = 01 for normal operation

slew_1

slew_0

Slew rate control of sub-integer N divider; bits <1:0> = 10 for normal operation