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R485JPAA

R485-Type Lightwave Receiver with Clock Recovery for 2.488 Gb/s Applications

TriQuint Semiconductor 

R485-Type Lightwave Receiver with Clock Recovery

for 2.488 Gb/s Applications

Data Sheet

March 2003

Characteristics (continued)

Table 3. Electrical Characteristics

Parameter

Symbol

Min

Typ*

Max

Unit

Bit Rate

—

2488.07

2488.32

2488.57

Mbits/s

dc Power Supply Voltages

VCC

4.75

5.0

5.25

V

Power Consumption

Output Data/Clock Voltage:†

Single Output

Differential Output

Output Flag Voltage:‡

High

Low

—

—

1.3

2.0

W

SV

0.3

0.4

1.0

Vp-p

DV

0.6

0.8

2.0

Vp-p

VFOH

2.5

5.0

VCC

V

VFOL

0

0.2

0.8

V

Clock/Data Alignment (see Figure 1)

tCDA

—

0

±40

ps

Clock Duty Cycle

—

45

50

55

%

Jitter Generation

Jitter Transfer (see Figure 2)

Jitter Tolerance (see Figure 3)

JG

—

0.005

<0.01

Ul rms

JP

—

—

<0.1

dB

Telcordia Technologies™ GR-253-Core and ITU-T G.958 Compliant

* Typical values measured at room temperature and beginning of life.

† Measured with a 50 Ω to ground. Outputs must be ac-coupled (see Figure 2).

‡ TTL output.

4

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