AD6677 datasheet(38/48 Pages) AD

38 / 48 page

AD6677

Data Sheet

Rev. C | Page 38 of 48

Reg

Addr

(Hex)

Reg Addr

Name

Bit 7

(MSB)

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0 (LSB)

Default

Notes

0x40

DC correction

control

Freeze dc

correction:

0 =

calculate,

1 = freeze

value

DC correction bandwidth select;

correction bandwidth is 2387.32 Hz/reg value;

there are 14 possible values:

0000 = 2387.32 Hz,

0001 = 1193.66 Hz,

0010 = 596.83 Hz,

0011 = 298.42 Hz,

0100 = 149.21 Hz,

0101 = 74.60 Hz,

0110 = 37.30 Hz,

0111 = 18.65 Hz,

1000 = 9.33 Hz,

1001 = 4.66 Hz,

1010 = 2.33 Hz,

1011 = 1.17 Hz,

1100 = 0.58 Hz,

1101 = 0.29 Hz,

1110 = reserved,

1111 = reserved

Enable dc

correction

0x00

0x41

Correction

Value 0

DC correction value LSB[7:0]

0x00

0x42

DC Correction

Value 1

DC correction value MSB[15:8]

0x00

0x45

Fast detect

control

FD pin

function:

0 = fast

detect,

1 =

overrange

Force FD

output

enable:

0 =

normal

function,

1 = force

to value

Forced FD

output

value;

if force FD

pin is true,

this value is

output on

the FD pin

Enable fast

detect

output

0x47

Fast detect

upper

threshold

Fast detect upper threshold[7:0]

0x48

Fast detect upper threshold[14:8]

0x49

Fast detect

lower

threshold

Fast detect lower threshold[7:0]

0x4A

Fast detect lower threshold[14:8]

0x4B

Fast detect

dwell time

Fast detect dwell time[7:0]

0x4C

Fast detect dwell time[15:8]

0x5E

JESD204B

quick config

JESD204B quick configuration, always reads back 0x00;

0x11 = M =1, L = 1; one converter, one lane

0x00

Always reads

back 0x00

0x5F

JESD204B

Link Control 1

Serial tail

bit enable:

0 = extra

bits are 0,

1 = extra

bits are

9-bit PN

JESD204B

test

sample

enable

Reserved;

set to 1

ILAS mode:

01 = ILAS normal mode

enabled,

11 = ILAS always on, test

mode

Reserved;

set to 1

JESD204B

link power-

down; set

high while

configuring

link

parameters

0x16

0x60

JESD204B

Link Control 2

Reserved;

set to 0

Reserved;

set to 0

Reserved;

set to 0

SYNCINB±

logic type:

0 = LVDS

(differential),

1 = CMOS

(single-

ended)

Reserved;

set to 0

Invert

transmit

bits

Reserved;

set to 0

0x00

0x61

JESD204B

Link Control 3

Reserved;

set to 0

Reserved;

set to 0

Test data injection point:

01 = 10-bit data at

8B/10B output,

10 = 8-bit data at

scrambler input

JESD204B test mode patterns:

0000 = normal operation (test mode disabled),

0001 = alternating checkerboard,

0010 = 1/0 word toggle,

0011 = PN Sequence PN23,

0100 = PN Sequence PN9,

0101= continuous/repeat user test mode,

0110 = single user test mode,

0111 = reserved,

1100 = PN Sequence PN7,

1101 = PN Sequence PN15,

other setting are unused

0x00

0x64

JESD204B

DID config

JESD204B DID value

AD6677 Datenblatt(PDF) 38 Page - Analog Devices

AD6677 Datenblatt(HTML) 38 Page - Analog Devices

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48

Datenblatt Download

Link URL