U4459B Datasheet, PDF (5/7 Pages) TEMIC Semiconductors – IF Amplifier for Cable DVB Processing

Internal Pin Configuration
1.2 kW
1
1.2 kW
16
94 9227
3 kW
3 kW
Figure 5. IF1 input
8
9
5.6 kW
5.6 kW
94 9243
Figure 6. Local oscillator input
6
U4459B
50 W
94 9230
5
Figure 8. IF gain control input
3 kW
2
2 kW
94 9228
Figure 9. Tuner-AGC take over point
94 9229
3
94 9242
Figure 7. IF2 output
TELEFUNKEN Semiconductors
Rev. A1, 15-Jul-96
Figure 10. Tuner-AGC output
5 (7)