DAC39RF10 datasheet(124/232 Pages) TI2

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Table 7-20. JESD204C Link Parameters

Parameter

Description

ILAS Field Name

Value for this device(1)

ADJCNT

DAC LMFC adjustment

ADJCNT[3:0]

n/a

ADJDIR

DAC LMFC adjustment direction

ADJDIR[0]

n/a

BID

Bank ID

BID[3:0]

n/a

Number of control words per frame

CF[4:0]

Number. of control bits per sample

CS[1:0]

DID

Device identification number

DID[7:0]

n/a

Number of octets per frame (per lane)

F[7:0]

See Table 7-22

High Density Format

HD[0]

See Table 7-22

JESDV

JESD204 Version

JESDV[2:0]

n/a

Number of frames per multiframe

K[7:0]

Set by KM1register

Number of lanes per link

L[4:0]

ceiling(M/Mx*Lx)

LID

Lane identification no.

LID[4:0]

n/a

Number of sample streams per link (see (1))

M[7:0]

Set by JESD_M register

Bits per sample (before adding control or tail bits) for JESD204C

interface.

N[4:0]

See Table 7-22

Total number of bits per sample (including control and tail bits) for

JESD204C interface.

N’[4:0]

See Table 7-22

PHADJ

Phase adjustment request to DAC

PHADJ[0]

n/a

Number of samples per stream per frame

S[4:0]

See Table 7-22

SCR

Scrambling enabled

SCR[0]

Set by SCR register

SUBCLASSV

Device Subclass Version

SUBCLASSV[2:0]

n/a

RES1

Reserved field 1

RES1[7:0]

n/a

RES2

Reserved field 2

RES2[7:0]

n/a

CHKSUM

Checksum (sum of all above fields, modulo 256)

FCHK[7:0]

n/a

(1)

In 8b/10b modes, the transmitter may send link configuration octets during the ILAS. The values sent by the transmitter are not

checked by this receiver, and they do not need to match the operational values of the receiver.

Table 7-21. Link Parameters (applicable in 64b/66b encoding only)

Parameter

Description

Value for this device(1)

Number of multi-blocks per extended multi-block (64b/66b encoding only)

Each supported mode is assigned a mode number which can be programmed into the JMODE register with the

parameters listed in Table 7-22.

DAC39RF10-SP, DAC39RF10-SEP

DAC39RFS10-SP, DAC39RFS10-SEP

SBAS932A – MARCH 2024 – REVISED FEBRUARY 2026

www.ti.com

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