OQ2541HP/C3 データシートの表示（PDF） - Philips Electronics

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OQ2541HP/C3

SDH/SONET data and clock recovery unit STM1/4/16 OC3/12/48 GE

Philips Electronics 

Philips Semiconductors

SDH/SONET data and clock recovery unit

STM1/4/16 OC3/12/48 GE

Product specification

OQ2541HP; OQ2541U

CHARACTERISTICS

VEE = −3.3 V; Tamb = −40 to +85 °C; typical values measured at Tamb = 25 °C; all voltages are measured with respect

to GND.

SYMBOL

PARAMETER

CONDITIONS

MIN. TYP. MAX. UNIT

Supply

VEE

negative supply voltage

IEE

negative supply current

Ptot

total power dissipation

see Fig.12; note 1

open outputs; see Fig.13

−3.50 −3.30 −3.10 V

−

105 155 mA

−

350 550 mW

Data and clock inputs: pins DIN, DINQ, CREF and CREFQ

Vi(p-p)

input voltage

(peak-to-peak value)

50 Ω measurement system;

7

see Fig.10; notes 2 and 3

200 450 mV

Vi(sens)(p-p) input sensitivity

(peak-to-peak value)

50 Ω measurement system;

−

2.5

7

mV

notes 2 and 4

VIO

DC input offset voltage

VI

input voltage

Zi

input impedance

50 Ω measurement system

−3

0

+3

mV

50 Ω measurement system

−600 −200 +250 mV

single-ended; see Fig.4; note 5 −

50

−

Ω

Data and clock outputs: pins DOUT, DOUTQ, DLOOP, DLOOPQ, COUT, COUTQ, CLOOP and CLOOPQ

Vo(p-p)

output voltage swing

(peak-to-peak value)

50 Ω measurement system;

single-ended; see Fig.10

default adjustment; note 6 170 200 210 mV

special adjustment; note 7 50

−

400 mV

VO

Zo

tr(C)

tf(C)

tr(D)

tf(D)

td(D-C)

output voltage

output impedance

clock output rise time

clock output fall time

data output rise time

data output fall time

data-to-clock delay

single-ended

differential; 20% to 80%

differential; 20% to 80%

differential; 20% to 80%

differential; 20% to 80%

see Fig.11; note 8

−600 −

0

mV

−

100 −

Ω

−

54

−

ps

−

54

−

ps

−

116

−

ps

−

116

−

ps

250 280 310 ps

Output amplitude adjustment: pin AREF

VAREF

output amplitude reference

voltage

floating pin

−110 −100 −90 mV

Power control output: pin PC

gm

transconductance

IO

output current

Loop mode enable input: pin ENL

VIL

LOW-level input voltage

VIH

HIGH-level input voltage

Phase lock indicator: pin LOCK

VOL

LOW-level output voltage

VOH

HIGH-level output voltage

note 9

note 9

−84 −60 −42 mA/V

1

−

3.5

mA

−

−

2.0

−

0.8

V

−

V

−0.6 −

−

−

−

V

3.3

V

1999 May 27

14

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