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TECHNICAL DATA SHEET

PEM001

60 GHz Transmitter (Tx) Waveguide Module

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PEM001 REV

Table 4.3 Register Byte Functions

Bit

Name

BYTE 6

7

tripler_bias_13

6

5

4

3

2

1

0

BYTE 7

Function

7

6

5

4

3

2

1

0

BYTE 8

7

6

5

4

3

2

1

0

Frequency tripler bias (upper 8 bit portion): bits <7:0> = 10111111 default

tripler_bias_12

tripler_bias_11

tripler_bias_10

tripler_bias_9

tripler_bias_8

tripler_bias_7

tripler_bias_6

ifvga_bias_2

IF VGA bias ; bits <7:4> = 1000 for normal operation

ifvga_bias_1

ifvga_bias_0

ifvga_tune_4

ifvga_tune_3

ifvga_tune_2

ifvga_tune_1

ifvga_vga_adj_3

IF VGA gain control bits; bits <7:4> = 0000 highest gain, 1111 lowest gain

ifvga_vga_adj_2

ifvga_vga_adj_1

ifvga_vga_adj_0

Attenuation 1.25 dB/step,

≈ 20 dB maximum

rfmix_tune_3

IF filter alignment in the RF mixer; bits <3:0> = 1111 for normal operation

rfmix_tune_2

rfmix_tune_1

rfmix_tune_0

ifvga_bias_3

IF VGA filter ; bits <3:0> = 1111 for normal operation