Vector Modulator,

1.805 to 1.88 GHz (DCS) and 1.93 to 1.99 GHz (PCS)

Rev. V3

MAMDCC0002

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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.

4

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.

Phase and Attenuation of MAMDCC0002 Vector Modulator with Current Drive

9,10

bias 1 = 0 µA

3 µA

12 µA

29 µA

51 µA

76 µA

104 µA

138 µA

bias 1 = 1.6 mA

bias 2 = 0 µA

4 µA

bias 2 = 1.7 mA

140 µA

110 µA

79 µA

51 µA

29 µA

13 µA

(y)

90°

(x)

0°

45°

Figure 2B

9. Tic marks on x,y axes refer to reflection coefficient in increments of 0.1. Reflection coefficients vary from –0.6 to +0.6 on both

the x and y axes.

10.The phase with the inputs to both linearizers set to +15 mA is arbitrarily called zero degrees.

bias 1 = 0 µA

bias 2 = 0 µA

bias 1 = 0 µA

bias 2 = 1.7 mA

(y)

90°

(x)

0°

45°

bias 1 = 1.6 mA

bias 2 = 1.7 mA

bias 1 = 1.6 mA

bias 2 = 0 µA

Reflection

coefficient = 0.6

Loss = 21.5 dB

Loss = 16.5 dB

Loss = 11.5 dB

Figure 2A