Preliminary

PLL601-26

Audio Clock Generator

47745 Fremont Blvd., Fremont, California 94538 TEL (510) 492-0990 FAX (510) 492-0991 www.phaselink.com Rev 11/28/05 Page 2

PIN DESCRIPTIONS

Name

Pin #

Type

Description

XIN/FIN

1

I

27Mhz Crystal or Reference input.

VDD

2

P

Power supply connection.

GND

3

P

Ground connection.

27MHz

4

O

27MHz reference output.

ACLK

5

O

Audio clock output (see selection table on page 1).

DNC

6

I

Do Not Connect.

FSEL

7

I

On-The-Fly audio frequency Switching (selector) Input. This pin has an

internal 60 KΩ pull up resistor.

XOUT

8

I

Crystal output. Do Not Connect if reference input is used.

Notes: I – Input pin; O – Output pin; P – power supply/ground pin.

ELECTRICAL SPECIFICATIONS

ABSOLUTE MAXIMUM RATINGS

PARAMETERS

SYMBOL

MIN.

MAX.

UNITS

Supply Voltage Range

4.6

V

Input Voltage Range

V

Output Voltage Range

V

Soldering Temperature (Green package)

260

°C

Storage Temperature

-65

150

°C

Ambient Operating Temperature

0

+70

°C

Exposure of the device under conditions beyond the limits specified by Maximum Ratings for extended periods may cause permanent

damage to the device and affect product reliability. These conditions represent a stress rating only, and functional operations of the

device at these or any other conditions above the operational limits noted in this specification is not implied.

* Note: Operating Temperature is guaranteed by design for all parts (COMMERCIAL and INDUSTRIAL), but tested for COMMERCIAL grade only.

AC SPECIFICATIONS

PARAMETERS

CONDITIONS

MIN.

TYP.

MAX.

UNITS

Crystal Input Frequency(XIN)

Fundamental Crystal

27

MHz

Input (FIN) Frequency

27

MHz

Input (FIN) Signal Amplitude

Internally AC coupled

0.9

VDD

Vpp

Output Rise Time

15pF Load, 10/90%VDD

2.5

3.5

ns

Output Fall Time

15pF Load, 90/10%VDD

2.5

3.5

ns

Duty Cycle

At VDD/2

45

50

55

%