Ds4266 ddr clock oscillator, Pin description, Typical operating characteristics – Rainbow Electronics DS4266 User Manual

Page 4: Single-sideband phase noise at f

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DS4266

DDR Clock Oscillator

4

_______________________________________________________________________________________

Pin Description

SINGLE-SIDEBAND PHASE NOISE AT f

O

= f

NOM

(dBc/Hz)

f

M

=

266MHz

10Hz -65

100Hz -95

1kHz -113

10kHz -113

100kHz -118

1MHz -137

10MHz -149

20MHz -153

PIN

NAME

FUNCTION

1

OE

Active-High Output Enable. Has an internal pullup 100k

 resistor.

2, 7–10

N.C.

No Connection. Must be floated.

3 GND

Ground

4

OUTP

Positive Output for LVPECL or LVDS

5

OUTN

Negative Output for LVPECL or LVDS

6 V

CC

Supply

Voltage

EP

Exposed Paddle. Do not connect this pad or place exposed metal under the pad.

Single-Sideband Phase Noise at f

O

= f

NOM

Typical Operating Characteristics

(V

CC

= +3.3V, T

A

= +25°C, unless otherwise noted.)

FREQUENCY vs. TEMPERATURE

DS4266 toc01

TEMPERATURE (

°C)

f

OUT

DEVIATION (ppm)

80

60

20

40

0

-20

-18

-15

-13

-10

-8

-5

-3

0

3

5

8

10

13

15

-20

-40

OPERATING CURRENT

vs. OPERATING VOLTAGE

DS4266 toc02

V

CC

(V)

I

CC

(mA)

3.435

3.385

3.335

3.285

3.235

3.185

48

50

53

55

45

3.135

+85

°C

0

°C

-40

°C

+70

°C

+40

°C

+25

°C

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