ADRF6821 datasheet(48/61 Pages) AD

48 / 61 page

ADRF6821

Data Sheet

Rev. A | Page 48 of 61

Address: 0x1201, Reset: 0x01, Name: INT_H

Integer-N Word - Optionally Double

Buffered.

[7:0] INT_DIV[15:8] (R/W)

Table 49. Bit Descriptions for INT_H

Bits

Bit Name

Settings

Description

Reset

Access

[7:0]

INT_DIV,

Bits[15:8]

Integer-N Word—Optionally Double Buffered. Writing the LSB

of the integer word normally causes an autotune event.

0x189

R/W

Address: 0x1202, Reset: 0x00, Name: FRAC1_L

FRAC- N Wor d - Optionally Double Buffer ed

[ 7 : 0 ] FRAC[ 7 : 0 ] ( R/W )

Table 50. Bit Descriptions for FRAC1_L

Bits

Bit Name

Settings

Description

Reset

Access

[7:0]

FRAC, Bits[7:0]

FRAC-N Word – Optionally Double Buffered. Lower 8 bits of 24-bit FRAC value.

0x0

R/W

Address: 0x1203, Reset: 0x00, Name: FRAC1_M

FRAC- N Wor d - Optionally Double Buffer ed

[ 7 : 0 ] FRAC[ 1 5 : 8 ] ( R/W )

Table 51. Bit Descriptions for FRAC1_M

Bits

Bit Name

Settings

Description

Reset

Access

[7:0]

FRAC, Bits[15:8]

FRAC-N Word – Optionally Double Buffered. Lower 8 bits of 24-bit FRAC value.

0x0

R/W

Address: 0x1204, Reset: 0x00, Name: FRAC1_H

FRAC- N Wor d - Optionally Double Buffer ed

[ 7 : 0 ] FRAC[ 2 3 : 1 6 ] ( R/W )

Table 52. Bit Descriptions for FRAC1_H

Bits

Bit Name

Settings

Description

Reset

Access

[7:0]

FRAC, Bits[23:16]

FRAC-N Word – Optionally Double Buffered. Lower 8 bits of 24-Bit FRAC value.

0x0

R/W

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