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Visit www.macomtech.com for additional data sheets and product information.

M/A-COM Technology Solutions Inc. and its affiliates reserve the right to make

changes to the product(s) or information contained herein without notice.

1

Digital Attenuator

50 dB, 6-Bit, TTL Driver, DC - 2.4 GHz

Rev. V9

AT90-0106

ADVANCED:

Data Sheets contain information regarding a product M/A-COM Technology Solutions

is considering for development. Performance is based on target specifications, simulated results,

and/or prototype measurements. Commitment to develop is not guaranteed.

PRELIMINARY:

Data Sheets contain information regarding a product M/A-COM Technology

Solutions has under development. Performance is based on engineering tests. Specifications are

typical. Mechanical outline has been fixed. Engineering samples and/or test data may be available.

Commitment to produce in volume is not guaranteed.

Features

• Attenuation: 1 dB Steps to 50 dB

• Low DC Power Consumption

• Small Footprint, JEDEC Package

• Integral TTL Driver

• 50 ohm Impedance

• Test Boards are Available

• Tape and Reel Packaging Available

• CSP-1 Package

Description

M/A-COM's AT90-0106 is a GaAs FET 6-bit digital

attenuator with integral TTL driver. Step size is 1 dB

providing a 50 dB total attenuation range. This

device is in a PQFN plastic surface mount package.

The AT90-0106 is ideally suited for use where

accuracy, fast speed, very low power consumption

and low costs are required.

Ordering Information

Part Number

Package

AT90-0106

Bulk Packaging

AT90-0106TR

1000 piece reel

AT90-0106-TB

Sample Test Board

Note: Reference Application Note M513 for reel size

information.

Functional Schematic

Pin Configuration

1

Pin No.

Function

Pin No.

Function

1

C16

17

NC

2

C8

18

NC

3

C4

19

NC

4

C2

20

NC

5

C1

21

NC

6

C32

22

NC

7

GND

23

NC

8

NC

24

NC

9

NC

25

NC

10

26

GND

11

GND

27

RF2

12

RF1

28

GND

13

GND

29

14

NC

30

-Vee

15

NC

31

NC

16

NC

32

+Vcc

1.

The exposed pad centered on the package bottom must be

connected to RF and DC ground. (For PQFN Packages)

2.

Pins 10 and 29 must be isolated.