AD6649EBZ datasheet(35/40 Pages) AD

номер детали	AD6649EBZ

подробное описание детали	IF Diversity Receiver IF sampling frequencies to 400 MHz

PDF	40 Pages

Scroll/Zoom	100%

производитель	AD [Analog Devices]

домашняя страница	http://www.analog.com

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35 / 40 page

AD6649

Rev. 0 | Page 35 of 40

Addr

(Hex)

Name

Bit 7

(MSB)

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

(LSB)

Default

Value

(Hex)

Default

Notes/

Comments

0x51

NCO control

(local)

Reserved

NCO32 to

fS/4 NCO

sync

enable

Spectral

reversal

Reserved

NCO32

amplitude

dither

enable

NCO32

phase

dither

enable

0x51

0x52

NCO

Frequency 3

(local)

NCO frequency value[31:24]

0x40

0x53

NCO

Frequency 2

(local)

NCO frequency value[23:16]

0x00

0x54

NCO

Frequency 1

(local)

NCO frequency value[15:8]

0x00

0x55

NCO

Frequency 0

(local)

NCO frequency value[7:0]

0x00

0x56

NCO Phase

Offset 1 (local)

NCO phase value[15:8]

0x00

0x57

NCO Phase

Offset 0 (local)

NCO phase value[7:0]

0x00

0x58

Sync control

(local)

fS/4 NCO

next sync

only

fS/4 NCO

sync

enable

FIR next

sync only

FIR Sync

Enable

Reserved

NCO32

next sync

only

NCO32 sync

enable

0x00

0x59

Sync pin

control (local)

Open

SYNC pin

sensitivity

0 = sync on

high level

1 = sync on

edge

SYNC pin

edge

sensitivity

0 = sync on

falling edge

1 = sync on

rising edge

0x00

0x5A

NCO Control 2

(local)

Open

Low latency

NCO select

0x01

1 The channel index register at Address 0x05 should be set to 0x03 (default) when writing to Address 0x00.

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