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DA9281.002

10 July 2006

MAS9281

IC FOR 10.00 – 60.00 MHz XO

• Low Cost

• Wide Supply Voltage Range

• CMOS Output

•

Very High Level of Integration

•

Very Low Phase Noise

•

Output Three-State Function

DESCRIPTION

MAS9281 is an integrated circuit well suited to

make fundamental crystal oscillator (XO): only one

additional component, a crystal is needed.

MAS9281 includes oscillator and output buffer

circuits.

FEATURES

APPLICATIONS

•

Very small size

•

Minimum current draw

•

Stand-by functions: Output high impedance, but

oscillator running. Output high impedance and

oscillator stop

•

Wide operating temperature range

•

XO for data terminals

•

XO for telecommunication applications

•

XO for computer application

•

Phase noise <-130 dBc/Hz at 1 kHz offset

•

CMOS output

BLOCK DIAGRAM

VSS

VDD

OUT

X1

X2

X'Tal

MAS9281

PD

1/2

1/2

1/2

1/2

This is advance information on a new

product under development. Micro Analog

Systems Oy reserves the right to make any

changes without notice.