PACKAGE DIMENSIONS

MPC92469

400MHZ, LOW VOLTAGE, PECL CLOCK SYNTHESIZER W/SPREAD SPECTRUM

IDT™ / ICS™ PECL CLOCK SYNTHESIZER W/SPREAD SPECTRUM

2

MPC92469REV 4 JANUARY 23, 2007

Figure 1. MPC92469 Logic Diagram

Figure 2. MPC92469 32-Lead Package Pinout

(Top View)

÷1

÷2

÷4

÷8

XTAL_IN

XTAL_OUT

S_LOAD

÷

16

S_DATA

S_CLOCK

M[0:8]

XTAL

PLL

Ref

FB

VCO

400 – 800 MHz

00

01

10

11

9-BIT M-DIVIDER

M-LATCH

N-LATCH

12 – 20 MHz

T-LATCH

9

2

TEST

3

LE

10

10

BITS 9-17

BITS 7-8

BITS 4-6

18-BIT SHIFT REGISTER

SYNC

N[1:0]

P/S

FOUT

TEST

÷2

OE

P_LOAD

FOUT

BITS 0-3

SSM-LATCH

OE

GND

TEST

GND

FOUT

NC

M[3]

M[2]

M[1]

M[0]

P_LOAD

25

26

27

28

29

30

31

32

15

14

13

12

11

10

9

12

34

56

78

24 23 22 21 20 19 18 17

16

OE

XTAL_OUT

MPC92469

FOUT