AD9154 datasheet(100/124 Pages) AD

100 / 124 page

AD9154

Data Sheet

Rev. C | Page 100 of 124

Addr.

Name

Bits

Bit Name

Settings

Description

Reset

Access

0x087

DACLOOPFILT1 [7:4]

LF_C2_WORD

C2 Control Word.

0x8

R/W

[3:0]

LF_C1_WORD

C1 Control Word.

0x8

R/W

0x088

DACLOOPFILT2 [7:4]

LF_R1_WORD

R1 Control Word.

0x8

R/W

[3:0]

LF_C3_WORD

C3 control Word.

0x8

R/W

0x089

DACLOOPFILT3 7

LF_BYPASS_R3

Bypass R3 Resistor.

0x0

R/W

0 Enable R3 resistor programming start at 0.

1 Disable R3 resistor is LF_R3_WORD = 0.

LF_BYPASS_R1

Bypass R1 Resistor.

0x0

R/W

0 Enable R1 resistor programming at 0.

1 Disable R1 if LF_R1_WORD = 0.

LF_BYPASS_C2

Bypass C2 Capacitor.

0x0

R/W

0 Enable C2 capacitor programming at 0.

1 Disable C2 capacitor is LF_C2_WORD = 0.

LF_BYPASS_C1

Bypass C1 Capacitor.

0x0

R/W

0 Enable C1 capacitor programming at 0.

1 Disable C1 capacitor if LF_C1_WORD = 0.

[3:0]

LF_R3_WORD

R3 Control Word.

0x8

R/W

0x08A

DACCPCNTRL

RESERVED

Reserved.

0x0

VT_FORCE

VT Control Out.

0x0

R/W

0 Control voltage not brought out for test.

1 Control voltage brought out for test.

[5:0]

CP_CURRENT

Charge Pump Current Control.

0x20

R/W

0x08B

DACLOGEN

CNTRL

[7:6]

RESERVED

Reserved.

0x0

[5:4]

LO_POWER_

MODE

Local Oscillator Generator (Logen) Power Mode.

0x0

R/W

0 Full power—VCO, 8 GHz to 12 GHz.

1 Half power—VCO, 6 GHz to 8 GHz.

3 Off.

[3:2]

RESERVED

Reserved.

0x0

[1:0]

LODIVMODE

Logen Division.

0x0

R/W

0 Reserved.

1 Divide by 4—VCO to DAC clock.

2 Divide by 8—VCO to DAC clock.

3 Divide by 16—VCO to DAC clock.

0x08C

DAC-

LDOCNTRL1

LDO_REF_SEL

Reference Selection Bit.

0x0

R/W

0 Generate reference from BG.

1 Generate reference from supply.

LDO_BYPASS_

FILT

Disable LDO Voltage Filter.

0x0

R/W

0 Enable voltage filter to LDO input.

1 Disable voltage filter to LDO input.

[5:3]

RESERVED

Reserved.

0x0

[2:0]

REFDIVMODE

Reference Clock Division Ratio.

0x0

R/W

0 1×.

1 2×.

2 4×.

3 8×.

4 16×.

5 32×.

6 16×.

7 32×.

AD9154 датащи(PDF) 100 Page - Analog Devices

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