CF5036 Просмотр технического описания (PDF) - Nippon Precision Circuits

Номер в каталоге

Компоненты Описание

производитель

CF5036

2.5V LVPECL Output Oscillator ICs

Nippon Precision Circuits  

CF5036 series

2.5V operation

VCC = 2.375 to 2.625V, GND = 0V, Ta = −40 to +85°C unless otherwise noted.

Parameter

Symbol

Conditions

Rating

Unit

Min

Typ

Max

Output duty cycle 1

Duty1

Measurement cct. 4, measured f < 350MHz

at output crossing point,

Ta = 25°C, VCC = 2.5V

f ≥ 350MHz

45

–

55

%

40

–

60

%

Output duty cycle 2

Duty2

Measurement cct. 4,

f < 250MHz

measured at 50% output swing,

Ta = 25°C, VCC = 2.5V

f ≥ 250MHz

45

–

55

%

40

–

60

%

5036G×: f = 80MHz

0.2

–

–

V

5036A×: f = 120MHz

0.2

–

–

V

Output swing*1

Measurement cct. 4,

5036B×: f = 180MHz

0.2

–

–

V

VOpp

Ta = TOPR,

Peak to peak of single output

5036C×: f = 250MHz

0.2

–

–

V

waveform

5036D×: f = 400MHz

0.2

–

–

V

5036E×: f = 600MHz

0.2

–

–

V

5036F×: f = 700MHz

0.2

–

–

V

Output rise time

Output fall time

Output enable time*2

Output disable time

tr

Measurement cct. 4, 20 to 80% output swing

tf

Measurement cct. 4, 80 to 20% output swing

tOE Measurement cct. 1, Ta = 25°C

tOD Measurement cct. 1, Ta = 25°C

–

0.3

0.7

ns

–

0.3

0.7

ns

–

–

2

ms

–

–

200

ns

*1. The said values are measured by using the NPC standard jig.

*2. The built-in oscillator stop function does not operate with normal output immediately when OE goes HIGH. Instead, normal output occurs after the

oscillator startup time has elapsed.

tPER

tW

OUTN

80%

VOpp

OUT

20%

tr

20%

tf

OE

OE input waveform tr = tf 10ns

tOD

VIL

Hi-Z

VIH

tOE

DUTY1 = 100tW/tPER (%) @ crossing point

DUTY2 = 100tW/tPER (%) @ 50% waveform

Timing chart

SEIKO NPC CORPORATION —7

Share Link: