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February 1999

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Table 5: DC Electrical Specifications

data and are not production tested to any specific limits. Where given, MIN and MAX characterization data are

± 3σ from typical. Negative currents indicate current flows out of the device.

PARAMETER

SYMBOL

CONDITIONS/DESCRIPTION

MIN.

TYP.

MAX.

UNITS

Overall

Supply Current, Dynamic, with Loaded

Outputs

20

mA

Voltage Controlled Crystal Oscillator

Crystal Resonator Frequency

Fundamental Mode

5.

13.5

18

MHz

Crystal Loading Capacitance

As seen by a crystal connected to XIN and

20

pF

Crystal Resonator Motional Capacitance

AT cut

25

fF

VCXO Tuning Range

300

ppm

VCXO Tuning Characteristic

Note: positive

-F for positive -V

100

ppm/V

Crystal Drive Level

200

uW

Clock Outputs (CLKA, CLKB, CLKC)

High-Level Output Source Current *

40

mA

Low-Level Output Sink Current *

17

mA

25

Output Impedance *

25

Ω

Short Circuit Source Current *

55

mA

Short Circuit Sink Current *

55

mA

Table 6: AC Timing Specifications

data and are not production tested to any specific limits. Where given, MIN and MAX characterization data are

± 3σ from typical.

PARAMETER

SYMBOL

CONDITIONS/DESCRIPTION

CLOCK

(MHz)

MIN.

TYP.

MAX.

UNITS

Clock Outputs (CLKx)

Duty Cycle *

43

57

%

Jitter, Absolute Period (pk-pk) *

From rising edge to next rising edge at

300

ps

Jitter, RMS Long Term (

σ

τ)) *

From 0-500

µs at V

compared to ideal clock source

150

ps

Rise Time *

1

ns

Fall Time *

1

ns

Output Frequency Synthesis Error

(unless otherwise noted in Frequency Table)

0

ppm

VCXO Stabilization Time *

From power valid

10

ms

PLL Stabilization Time *

From VCXO stable

500

us