PLL103-01

Low Skew Buffers

47745 Fremont Blvd., Fremont, California 94538 TEL (510) 492-0990 FAX (510) 492-0991

Rev 03/08/00 Page 2

PIN DESCRIPTIONS

Name

Number

Type

Description

SDRAM (0:3)

4,5,8,9

O

SDRAM Byte0 Clock outputs.

SDRAM (4:7)

13,14,17,18

O

SDRAM Byte1 Clock outputs.

SDRAM (8:11)

31,32,35,36

O

SDRAM Byte2 Clock outputs.

SDRAM (12:15)

40,41,44,45

O

SDRAM Byte3 Clock outputs.

SDRAM (16:17)

21,28

O

SDRAM Byte4 Clock outputs.

OE

38

I

Tristates all outputs, active low. Has internal pull-up.

BUF_IN

11

I

Input for fanout buffers SDRAM (0:17).

SDATA

24

B

SCLK

25

I

Serial data inputs for serial interface port.

VDD

3,7,12,16,20,2

9,33,37,42,46

P

3.3V Power supply for SDRAM buffer.

VDD1

23

P

3.3V Power supply for I2C circuitry.

GND

6,10,15,19,22,

27,30,34,39,43

P

Ground for SDRAM buffer.

GND1

26

P

Power supply for I2C circuitry.

N/C

1,2,47,48

-

Pins are internally disconnected.