TNETE2201B

1.25-GIGABIT ETHERNET TRANSCEIVER

SLLS367A – JUNE 1999 – REVISED AUGUST 1999

11

POST OFFICE BOX 655303

TRANSMITTER SECTION

differential electrical characteristics over recommended operating conditions (unless otherwise

noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VOD

Driver differential output voltage (peak to peak)

RL = 75 Ω,

See Figure 3

1100

2200

mV

VOD

Driver differential output voltage (peak-to-peak)

RL = 50 Ω,

See Figure 3

1100

2200

mV

VOC

Driver common-mode output voltage

RL = 75 Ω

2100

mV

differential switching characteristics over recommended operating conditions (unless otherwise

noted).

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Serial data deterministic jitter (peak-to-peak)

Differential output jitter

96

ps

Serial data total jitter (peak-to-peak)

Differential output jitter

192

ps

tr3

Differential signal rise time (20% to 80%)

RL = 75 Ω,

SFi

3

CL = 5 pF,

300

ps

tf3

Differential signal fall time (20% to 80%)

See Figure 3

300

ps

50%

20%

80%

≈VCC – 0.7 V

≈VCC – 1.6 V

tf

tr

TX+

50%

20%

80%

≈VCC – 0.7 V

≈VCC – 1.6 V

tr

tf

TX–

50%

20%

80%

≈1 V

≈–1 V

tf3

tr3

VOD

Figure 3. Differential and Common-Mode Output Voltage Definitions