900MHz SiGe, High IP3,

Low-Noise Amplifiers

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7

Table 1. MAX2642/MAX2643 Typical Scattering Parameters

FREQ

(MHz)

S11 MAG

S11 PHASE

(DEGREES)

S21 MAG

S21 PHASE

(DEGREES)

S12 MAG

S12 PHASE

(DEGREES)

S22 MAG

S22 PHASE

(DEGREES)

500

0.832641

-69.5831

2.390806

-119.18

0.010763

166.6047

0.878515

-74.01422

600

0.825168

-83.7622

3.836967

-136.451

0.019608

167.8741

0.731997

-98.95091

700

0.785389

-97.3356

4.983279

-161.126

0.02988

148.5203

0.481344

-125.1027

800

0.73798

-108.682

5.320575

174.5337

0.036197

134.8794

0.215462

-142.0387

820

0.728099

-110.578

5.286

170.3323

0.037193

132.505

0.171633

-141.9486

840

0.718704

-112.499

5.241719

166.3987

0.037266

129.1671

0.135415

-139.9869

860

0.711335

-114.276

5.185213

162.4763

0.039143

128.0447

0.100779

-133.8375

880

0.705742

-115.973

5.118265

158.9238

0.039563

128.4158

0.076864

-121.3533

900

0.699509

-117.585

5.050356

155.6292

0.042586

128.075

0.062918

-102.3972

920

0.695913

-119.117

4.973824

152.4338

0.041805

126.9362

0.06007

-81.32555

940

0.690406

-120.995

4.897571

149.4286

0.04301

122.9564

0.065287

-62.51575

960

0.68522

-122.642

4.826106

146.6999

0.046528

122.0997

0.077374

-50.8638

980

0.681722

-124.345

4.735407

143.8275

0.04524

121.0474

0.090494

-44.30662

1000

0.675328

-126.035

4.650673

141.4611

0.046036

120.1779

0.103072

-40.69565

1100

0.657582

-134.195

4.29304

130.7613

0.053825

116.4169

0.156945

-34.00603

1200

0.635999

-141.558

3.998256

121.5475

0.061434

109.6365

0.198686

-32.62157

1300

0.616881

-147.886

3.777511

113.2893

0.066092

103.583

0.240437

-33.12784

1400

0.602418

-153.992

3.547677

105.6808

0.075756

99.08275

0.283245

-36.62076

1500

0.587409

-158.21

3.338385

97.62961

0.076491

92.84421

0.326279

-40.68451