PCK2021 datasheet(9/15 Pages) PHILIPS

9 / 15 page

Philips Semiconductors

Product data

PCK2021

CK00 (100/133 MHz) spread spectrum differential

system clock generator

2001 Oct 11

3V66 Outputs

Tamb = 0 to +70 °C

SYMBOL

PARAMETER

LIMITS

UNITS

NOTES

SYMBOL

PARAMETER

MIN

MAX

UNITS

NOTES

tPERIOD

Period

15.0

16.0

2, 3, 9, 19

tHIGH

High time

5.25

N/A

5, 10, 19

tLOW

Low time

5.05

N/A

6, 10, 19

tRISE

Rise time

0.5

2.0

8, 19

tFALL

Fall time

0.5

2.0

17, 19

DUTY CYCLE

Duty cycle

17, 19

tJITTER

Cycle-to-cycle jitter

—

400

17, 19

REFER TO NOTES ON PAGE 10.

REF clock output

Tamb = 0 to +70 °C; lump capacitance test load = 20 pF

LIMITS

SYMBOL

PARAMETER

48 MHz MODE

UNITS

NOTES

MIN

MAX

Frequency, actual

14.318

MHz

16, 19

tJITTER

Cycle-to-cycle jitter

—

300

17, 19

DUTY CYCLE

Output duty cycle

17, 19

REFER TO NOTES ON PAGE 10.

All outputs

Tamb = 0 to +70 °C

LIMITS

SYMBOL

PARAMETER

133 MHz MODE

100 MHz MODE

UNITS

NOTES

MIN

MAX

MIN

MAX

tPZL, tPZH

Output enable delay (all outputs)

1.0

10.0

1.0

10.0

tPZL, tPZH

Output disable delay (all outputs)

1.0

10.0

1.0

10.0

tSTABLE

All clock stabilization from power-up

—

7, 19

REFER TO NOTES ON PAGE 10.

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