AD9689-2000EBZ datasheet(123/134 Pages) AD

123 / 134 page

Data Sheet

AD9689

Rev. A | Page 123 of 134

Addr.

Name

Bit(s) Bit Name

Setting

Description

Reset

Access

0x0590 JESD204B

SCV NP

configuration

[7:5] Subclass support

0x1

R/W

000

Subclass 0.

001

Subclass 1.

[4:0] ADC number of bits

per sample (N')

0xF

R/W

0 0111

N' = 8.

0 1011

N' = 12

0 1111

N' = 16.

0x0591 JESD204B JV S

configuration

[7:5] Reserved

Reserved.

0x1

[4:0] Samples per converter

frame cycle (S)

Samples per converter frame cycle

(S = 0x0591[4:0] + 1).

0x0

0x0592 JESD204B

HD CF

configuration

HD value

0x0

High density format disabled.

High density format enabled.

[6:5] Reserved

Reserved.

0x0

[4:0] Control words per

frame clock cycle per

link (CF)

Number of control words per frame clock cycle per link (CF = Register

0x0592, Bits[4:0]).

0x0

0x05A0 JESD204B

Checksum 0

configuration

[7:0] Checksum 0

checksum value for

SERDOUT0±

Serial checksum value for Lane 0. Automatically calculated for each

lane. Sum(all link configuration parameters for Lane 0) mod 256.

0xC3

0x05A1 JESD204B

Checksum 1

configuration

[7:0] Checksum 1

checksum value for

SERDOUT1±

Serial checksum value for Lane 1. Automatically calculated for each

lane. Sum(all link configuration parameters for Lane 1) mod 256.

0xC4

0x05A2 JESD204B

Checksum 2

configuration

[7:0] Checksum 2

checksum value for

SERDOUT2±

Serial checksum value for Lane 2. Automatically calculated for each

lane. Sum(all link configuration parameters for each lane) mod 256.

0xC5

0x05A3 JESD204B

Checksum 3

configuration

[7:0] Checksum 3

checksum value for

SERDOUT3±

Serial checksum value for Lane 3. Automatically calculated for each

lane. Sum(all link configuration parameters for Lane 3) mod 256.

0xC6

0x05B0 JESD204B

lane power-

down

JESD204B Lane 7

power-down

Physical Lane 7 force power-down.

0x0

R/W

SERDOUT7± normal operation.

SERDOUT7± power-down.

JESD204B Lane 6

power-down

Physical Lane 6 force power-down.

0x0

R/W

SERDOUT6± normal operation.

SERDOUT6± power-down.

JESD204B Lane 5

power-down

Physical Lane 5 force power-down.

0x0

R/W

SERDOUT5± normal operation.

SERDOUT5± power-down.

JESD204B Lane 4

power-down

Physical Lane 4 force power-down.

0x0

R/W

SERDOUT4± normal operation.

SERDOUT4± power-down.

JESD204B Lane 3

power-down

Physical Lane 3 force power-down.

0x0

R/W

SERDOUT3± normal operation.

SERDOUT3± power-down.

JESD204B Lane 2

power-down

Physical Lane 2 force power-down.

0x0

R/W

SERDOUT2± normal operation.

SERDOUT2± power-down.

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