SPMCK16Z4MPV20 datasheet(292/500 Pages) FREESCALE

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ELECTRICAL CHARACTERISTICS

M68HC16 Z SERIES

A-8

USER’S MANUAL

Table A-9 20.97-MHz Clock Control Timing

and V

DDSYN

= 5.0 Vdc

± 5%, V

= 0 Vdc, T

= T

to T

Num

Characteristic

Symbol

Minimum

Maximum

Unit

PLL Reference Frequency Range1

MC68HC16Z1

MC68HC16Z2

MC68HC16Z3

NOTES:

1. Refer to notes in Table A-10

fref

3.2

5.2

kHz

MHz

System Frequency2

On-Chip PLL System Frequency

Slow On-Chip PLL System Frequency

Fast On-Chip PLL System Frequency

External Clock Operation

fsys

4 (fref)

4 (fref) /128

20.97

MHz

PLL Lock Time1, 7, 8, 9

Changing W or Y in SYNCR or exiting from

LPSTOP3

Warm Start-Up4

Cold Start-Up (fast reference option only)5

tlpll

—20

VCO Frequency6

fVCO

—

2 (fsys max)

MHz

Limp Mode Clock Frequency

SYNCR X bit = 0

SYNCR X bit = 1

limp

—

fsys max /2

fsys max

MHz

CLKOUT Jitter1, 7, 8, 9, 10

Short term (5

µs interval)

Long term (500

µs interval)

clk

–1.0

–0.5

1.0

0.5

Freescale Semiconductor, Inc.

For More Information On This Product,

Go to: www.freescale.com

SPMCK16Z4MPV20 Datasheet(PDF) 292 Page - Freescale Semiconductor, Inc

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