September 2006

PCS1P2857A/B

rev 0.1

Multi-Output Clock Generator

2 of 8

Notice: The information in this document is subject to change without notice.

Pin Deseription

Pin Description

Pin #

Pin Name

Pin Type

Pin Description

1

XIN

Input

Crystal connection or external reference frequency input. It can be

connected to a 27MHz Fundamental mode crystal

2

XOUT

Output

Connection to crystal. If using an external reference clock, this pin must be

left unconnected.

3

VDD

Power

Connect to +3.3V.

4

GND

Power

Connect to ground.

CLK4

Output

14.31818MHz Clock output (PCS1P2857A)

5

NC

-

No connection (PCS1P2857B)

14.31818MHz Clock output (PCS1P2857A)

6

CLK3

Output

28.322MHz Clock output (PCS1P2857B)

7

CLK2

24MHz Clock output

8

CLK1

Output

27MHz Reference Clock output

Absolute Maximum Ratings

Symbol

Parameter

Rating

Unit

VDD

Power Supply Voltage relative to Ground

-0.5 to +4.6

Input Voltage relative to Ground (Input Pins)

-0.5 to VDD+0.5

V

Storage temperature

-65 to +150

°C

Operating temperature

0 to +70

°C

Max. Soldering Temperature (10 sec)

260

°C

Junction Temperature

125

°C

Static Discharge Voltage

(As per JEDEC STD22- A114-B)

2

KV

Note: These are stress ratings only and are not implied for functional use. Exposure to absolute maximum ratings for prolonged periods of time may affect

device reliability.

CLK3

CLK4

CLK1

GND

XIN

CLK2

XOUT

VDD

1

2

3

4

5

6

7

8

PCS1P2857A

CLK3

NC

CLK1

GND

XIN

CLK2

XOUT

VDD

1

2

3

4

5

6

7

8

PCS1P2857B