MAS9285 데이터 시트보기 (PDF) - Micro Analog systems

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MAS9285

IC FOR XO TRIMMING

Micro Analog systems 

DA9285.004

13 July 2006

MAS9285

IC FOR XO TRIMMING

• Very Low Power

• Wide Trimming Range

• Wide Supply Voltage Range

• Very High Level of Integration

• Electrically Trimmable

• Low Cost

DESCRIPTION

MAS9285 is capacitive digital to analog converter

integrated circuit well suited to make initial offset

trimming of the crystal oscillator. The trimming is

FEATURES

• Very small size

• Minimum current draw

• Wide operating temperature range

done by a serial bus and the calibration information

is stored in an internal PROM.

APPLICATIONS

• OCXO

• All Crystal Oscillators

BLOCK DIAGRAM

MAS9285

DA

CLK

PV

VDD

2

Digital

3

5

VSS

X1

Figure 1. Block diagram of MAS9285.

1 (11)

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