TLK2201BRCPR datasheet(12/24 Pages) TI1

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TRANSMITTER/RECEIVER CHARACTERISTICS

5pF

50 Ω

80%

50%

20%

80%

50%

20%

∼ V

80%

20%

0 V

∼ 1V

∼ −1V

TX+

TX−

VOD

TLK2201B

TLK2201BI

SLLS585C – NOVEMBER 2003 – REVISED FEBRUARY 2008

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Rt = 50

Ω

600

850

1100

Vod = |TxD–TxN|

Rt = 75

Ω

800

1050

1200

Rt = 50

Ω

1000

1250

1400

V(cm)

Transmit common mode voltage range

Rt = 75

Ω

1000

1250

1400

Receiver Input voltage requirement,

200

1600

Vid = |RxP - RxN|

Receiver common mode voltage range,

1000

1250

2250

(RxP + RxN)/2

Ilkg(R)

Receiver input leakage current

–350

350

µA

Receiver input capacitance

Differential output jitter, Random +

t(TJ)

Serial data total jitter (peak-to-peak)

deterministic, PRBS pattern,

0.24

Rω = 125 MHz

Differential output jitter, PRBS pattern,

t(DJ)

Serial data deterministic jitter (peak-to-peak)

0.12

Rω = 125 MHz

RL = 50 Ω, CL = 5 pF,

tr, tf

Differential signal rise, fall time (20% to 80%)

100

250

See Figure 7 and Figure 8

Differential input jitter, Random +

Serial data jitter tolerance minimum required

deterministic,

0.25

eye opening, (per IEEE-802.3 specification)

Rω = 125 MHz

Receiver data acquisition lock time from

500

µs

powerup

Bit

Data relock time from loss of synchronization

1024

times

TBI modes See Figure 1

td(Tx latency)

Tx latency

DDR

mode

TBI modes See Figure 6

td(Rx latency)

Rx latency

DDR

mode

Figure 7. Differential and Common-Mode Output Voltage

Figure 8. Transmitter Test Setup

Definitions

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