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FX980 Datasheet(PDF) 5 Page - CML Microcircuits |
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FX980 Datasheet(HTML) 5 Page - CML Microcircuits |
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5 / 86 page ![]() TETRA Baseband Processor FX980 © 1997 Consumer Microcircuits Limited 5 D/980/3 1.3 Signal List (continued) L6 Package 44 PLCC Package # Signal Description Pin No. Pin No. Name Type 10 AUXDAC1 O/P Auxiliary DAC channel 1 9 AUXDAC2 O/P Auxiliary DAC channel 2 8 AUXDAC3 O/P Auxiliary DAC channel 3 7 AUXDAC4 O/P Auxiliary DAC channel 4 36 BIAS1 BI Analogue bias level. This pin should be de- coupled to VSSB. 35 BIAS2 BI Analogue bias level. This pin should be de- coupled to VSSB. 32 VCC1 Power I Channel analogue positive supply rail. This pin should be de-coupled to VSS1. 33 VCC2 Power Q Channel analogue positive supply rail. This pin should be de-coupled to VSS2. 34 VCC3 Power Analogue Bias positive supply rail. Levels and voltages are dependent upon this supply. This pin should be de-coupled to VSSB. 6 VDD1 Power Auxiliary analogue positive supply rail. This pin should be de-coupled to VSSA. 3,21 VDD Power Digital positive supply rail. This pin should be de-coupled to VSS. 27,40 VSS1 Ground I Channel analogue negative supply rail. 28,39 VSS2 Ground Q Channel analogue negative supply rail. 31 VSSB Ground Analogue Bias negative supply rail. 5 VSSA Ground Auxiliary analogue negative supply rail. 4,13,22 VSS Ground Primary digital negative supply rail. Notes: I/P = Input O/P = Output BI = Bi-directional |
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