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RECOMMENDED OPERATING CONDITIONS

REFERENCE CLOCK (REFCLK) TIMING REQUIREMENTS

TTL ELECTRICAL CHARACTERISTICS

TLK1201ARCP, TLK1201AIRCP

ETHERNET TRANSCEIVERS

SLLS580D – FEBRUARY 2004 – REVISED SEPTEMBER 2007

MIN

NOM

MAX

UNIT

2.3

2.5

2.7

V

Frequency = 1.25 Gbps, PRBS pattern

90

mA

Frequency = 1.25 Gbps, PRBS pattern

250

mW

245

mW

50

μA

Startup lock time, PLL

500

μs

TLK1201A

0

70

°C

TLK1201AI

-40

85

(1)

The worst case pattern is a pattern that creates a maximum transition density on the serial transceiver.

over recommended operating conditions (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

TLK1201A

TYP–0.01%

60

TYP+0.01%

Frequency

Minimum data rate

TLK1201AI

TYP–0.01%

60

TYP+0.01%

MHz

Frequency

Maximum data rate

TYP–0.01%

130

TYP+0.01%

Accuracy

100

100

ppm

Duty cycle

40%

50%

60%

Jitter

Random plus deterministic

40

ps

over recommended operating conditions (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

High-level output voltage

2.3

V

Low-level output voltage

GND

0.25

0.5

V

High-level input voltage

1.7

3.6

V

Low-level input voltage

0.8

V

High-level Input current

40

μA

Low-level Input current

–40

μA

Input capacitance

4

pF

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Product Folder Link(s): TLK1201ARCP TLK1201AIRCP