ADF4377 datasheet(66/79 Pages) AD

66 / 79 page

Data Sheet

ADF4377

analog.com

Rev. 0 | 66 of 79

Figure 146.

Table 83. Bit Descriptions for REG002C

Bits

Bit Name

Description

Reset

Access

[7:5]

R02C_RSV3

Reserved. Table 42 provides required reserved register settings.

0x0

R/W

R02C_RSV2

Reserved. Table 42 provides required reserved register settings.

0x0

R/W

[3:0]

R02B_RSV1[11:8]

Reserved. Table 42 provides required reserved register settings.

0x0

R/W

Address: 0x2D, Reset: 0x00, Name: REG002D

Figure 147.

Table 84. Bit Descriptions for REG002D

Bits

Bit Name

Description

Reset

Access

[7:0]

ADC_CLK_DIV

ADC Clock Divider. Determined by Equation 13 in the VCO Calibration section.

0x0

R/W

Address: 0x2E, Reset: 0x00, Name: REG002E

Figure 148.

Table 85. Bit Descriptions for REG002E

Bits

Bit Name

Description

Reset

Access

EN_ADC_CNV

Enable ADC Conversion. Refer to the Temperature Sensor section.

0x0

R/W

0: disabled.

1: enabled. Normal operation.

R02E_RSV5

Reserved. Table 42 provides required reserved register settings.

0x0

R/W

R02E_RSV4

Reserved. Table 42 provides required reserved register settings.

0x0

R/W

R02E_RSV3

Reserved. Table 42 provides required reserved register settings.

0x0

R/W

R02E_RSV2

Reserved. Table 42 provides required reserved register settings.

0x0

R/W

R02E_RSV1

Reserved. Table 42 provides required reserved register settings.

0x0

R/W

EN_ADC

Enable ADC. Refer to the Temperature Sensor section.

0x0

R/W

0: ADC conversion only possible with write to ADC_ST_CNV bit field.

1: enabled. Normal operation.

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