AFIC901N

7

RF Device Data

Freescale Semiconductor, Inc.

136–174 MHz VHF BROADBAND REFERENCE CIRCUIT

f = 135 MHz

f = 175 MHz

f = 135 MHz

f = 175 MHz

f = 135 MHz

f = 175 MHz

f = 135 MHz

f = 175 MHz

f

MHz









135

129.8 + j62.2

93.0 + j49.5

27.8 + j35.9

34.3 + j2.85

140

123.1 + j54.4

92.5 + j42.5

29.4 + j35.1

33.4 + j1.92

145

117.3 + j49.7

91.6 + j37.2

30.7 + j34.1

32.5 + j1.00

150

112.5 + j47.8

91.0 + j33.3

31.8 + j33.1

31.7 + j0.08

155

109.1 + j47.7

90.9 + j30.7

32.7 + j32.2

30.9 – j0.83

160

107.1 + j49.6

91.9 + j29.2

33.2 + j31.4

30.0 – j1.66

165

106.3 + j53.5

93.9 + j28.6

33.6 + j31.0

29.1 – j2.41

170

106.8 + j59.2

97.4 + j28.7

33.9 + j30.9

28.2 – j3.03

175

108.3 + j67.5

102.6 + j29.4

34.1 + j31.1

27.4 – j3.49

= Test circuit impedance as measured from drain to drain.

Figure 7. VHF Broadband Series Equivalent Source and Load Impedance — 136--174 MHz

Input

Matching

Network

Stage 1

Interstage

Matching

Network

50 

50 

Stage 2

Output

Matching

Network