AFE7906IALK datasheet(18/78 Pages) TI

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6.10 Switching Characteristics

Typical values at TA = +25°C, full temperature range is TA,MIN = -40°C to TJ,MAX = +110°C; fADC = 2949.12MSPS; nominal

power supplies; 1 tone at -1 dBFS; DSA Attenuation =0dB; SerDes rate = 24.33Gbps; unless otherwise noted.

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

RX Channel Latency

tJESDRX

RX input to JESD output Latency

LMFS=2-16-16-1, 122.88 MSPS, 24x

Decimation, Serdes rate = 16.22Gbps

(JESD204C)

interface

clock

cycles(1)

LMFS=4-16-8-1, 245.76 MSPS, 12x

Decimation, Serdes rate = 16.22Gbps

(JESD204C)

108

LMFS=2-8-8-1, 368.64 MSPS, 8x

Decimation, Serdes rate = 16.22Gbps

(JESD204C)

118

LMFS=4-8-4-1, 491.52 MSPS, 6x

Decimation, Serdes rate = 16.22Gbps

(JESD204C)

153

FB Channel Latency

SerDes Transmitter Analog Delay

3.6

tJESDFB

FB input to JESD output Latency

LMFS=1-2-8-1, 368.64 MSPS, 8x

Decimation

151

interface

clock

cycles(1)

LMFS=2-4-4-1, 491.52 MSPS, 6x

Decimation

177

(1)

Interface clock cycles is the period of the digital interface clock rate, e.g. 1GSPS = 1ns.

AFE7906

SBASAF7B – JANUARY 2022 – REVISED JULY 2022

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