CF5012 series

NIPPON PRECISION CIRCUITS INC.—4

Switching Characteristics

Current consumption and Output waveform with NPC’s standard crystal

FUNCTIONAL DESCRIPTION

Standby Function

When INHN goes LOW, the oscillator output on Q goes high impedance.

Parameter

Symbol

Condition

Rating

Unit

min

typ

max

Output rise time

–

2.0

4.0

ns

Output fall time

–

2.0

4.0

ns

1. Monitored in sample lots.

Duty

Measurement cct 3, load cct 1, Ta = 25

40–60

%

Output disable delay time

Measurement cct 3, load cct 1, Ta = 25

–

–

100

ns

Output enable delay time

–

–

100

ns

INHN

Q

Oscillator

HIGH (or open)

Normal operation

LOW

High impedance

Normal operation

f (MHz)

R (

Ω)

L (mH)

Ca (fF)

Cb (pF)

40

20.53

11.34

1.396

3.989

L

Ca

R

Cb