GS3471 datasheet(17/179 Pages) SEMTECH

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GS3471

Final Data Sheet Rev.4

PDS-060498

September 2017

17 of 179

Semtech

www.semtech.com

Output Data Rise/Fall Time (2.5V)

tr/tf

6pF Cload

STAT

—

2.1

—

DOUT

—

2.1

—

AUDIO

—

2.2

—

Serial Digital Input

Serial Input Termination



(DDI port only)

—

100

—

Serial Input Data Rate

DRSDI

—

0.27

—

2.97

Gb/s

—

Serial Input Swing

ΔVDDI

Differential with

100

 load

200

400

1000

mVppd

—

Serial Input Jitter Tolerance

SIJT

Nominal loop

bandwidth

Square wave mod.

0.8

—

Serial Digital Output

Serial Output Data Rate

DRDDO

—

0.27

—

2.97

Gb/s

—

Serial Output Swing

ΔVDDO

Differential with



100Ω load

200

400

1000

mVppd

Serial Output Rise Time



20% ~ 80%

trDDO

—

112

135

—

Serial Output Fall Time



20% ~ 80%

tfDDO

—

114

135

—

Rise/ Fall Mismatch

—

Serial Output Intrinsic Jitter

tOJ

3G PRBS

0.05

0.06

0.08

HD PRBS

0.03

0.04

0.05

SD PRBS

0.01

0.02

0.03

Serial Output Duty Cycle

Distortion

DCDSDD

—

Asynchronous Lock Time

—

750

s—

Lock Time from Power-up

—

After 20 minutes

at -20°C

—

725

—

Notes:

1. Serial output swing limited when using DDO_VDD = 1.2V

2. Serial output swing can be adjusted through GSPI.

3. Retiming enabled.

Table 2-4: AC Electrical Characteristics (Continued)

Guaranteed over recommended operating conditions unless otherwise noted.

Parameter

Symbol

Conditions

Min

Typ

Max

Units

Notes

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