MPC93R51

MOTOROLA

TIMING SOLUTIONS

2

Figure 1. MPC93R51 Logic Diagram

GND

QB

VCCO

QA

GND

TCLK

PLL_EN

QD2

VCCO

QD3

GND

QD4

VCCO

25

26

27

28

29

30

31

32

15

14

13

12

11

10

9

12

345678

24

23

22

21

20

19

18

17

16

MPC93R51

OE

Figure 2. Pinout: 32–Lead LQFP Package Pinout (Top View)

REF_SEL

PLL

(pulldown)

EXT_FB

FSELA

QA

REF_SEL

0

1

(pullup)

Ref

FB

200 - 480 MHz

÷2

÷4

÷8

D

Q

QB

0

1

0

1

0

1

FSELB

FSELC

(pulldown)

(pulldown)

(pullup)

(pulldown)

PLL_EN

FSELD

D

Q

QC1

0

1

D

Q

QC0

QD2

0

1

D

Q

QD1

QD0

QD4

QD3

OE

(pulldown)

(pulldown)

(pulldown)

(pulldown)

PCLK

PCLK

TCLK

PCLK

The MPC93R51 requires an external RC filter for the analog power supply pin VCCA. Please see application section for details.

Freescale Semiconductor, Inc.

For More Information On This Product,

Go to: www.freescale.com