CF5014 series

NIPPON PRECISION CIRCUITS INC.—6

Switching Characteristics

3V operation

5V operation

Current consumption and Output waveform with NPC’s standard crystal

Parameter

Symbol

Condition

Rating

Unit

min

typ

max

Output rise time

Measurement cct 3, load cct 1,

–

3

6

ns

–

5

10

Output fall time

Measurement cct 3, load cct 1,

–

3

6

ns

–

5

10

1. The duty cycle characteristic is checked the sample chips of each production lot.

Duty1

Measurement cct 3, load cct 1,

f = 60MHz

45–55

%

Duty2

f = 40MHz

45–55

%

2. Oscillator stop function is built-in. When INHN goes LOW, normal output stops. When INHN goes HIGH, normal output is not resumed until after the

oscillator start-up time has elapsed.

–

–

100

ns

–

–

100

ns

Parameter

Symbol

Condition

Rating

Unit

min

typ

max

Output rise time

Measurement cct 3, load cct 1,

–

1.8

3.5

ns

–

3

6

Output fall time

Measurement cct 3, load cct 1,

–

1.8

3.5

ns

–

3

6

1. The duty cycle characteristic is checked the sample chips of each production lot.

Duty1

Measurement cct 3, load cct 1,

f = 60MHz

45–55

%

2. Oscillator stop function is built-in. When INHN goes LOW, normal output stops. When INHN goes HIGH, normal output is not resumed until after the

oscillator start-up time has elapsed.

–

–

100

ns

–

–

100

ns

* The 60MHz crystal data is confidential.

f [MHz]

R [

Ω]

L [mH]

Ca [fF]

Cb [pF]

40

8.23

5.72

2.77

2.20

50

16.12

6.88

1.48

1.15

60*

−−−−

L

Ca

R

Cb