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TDA7529 数据表(PDF) 25 Page - STMicroelectronics |
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TDA7529 数据表(HTML) 25 Page - STMicroelectronics |
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25 / 60 page ![]() TDA7529 Electrical specifications 25/60 4.10 Phase locked loop 4.11 Phase frequency detector and charge pump Table 17. Phase Locked Loop Symbol Parameter Test Condition, Comments Min Typ Max Units Settling time AM/FM Δf < 0,01% @ fPFD = 100 kHz 800 1200 µs Spurious suppression @ divided VCO signal 70 dB Table 18. Phase frequency detector and charge pump Symbol Parameter Test Condition, Comments Min Typ Max Units PFD fPFD PFD input frequency 2 3000 kHz Charge pump Sink current high current mode bit1 high current mode bit2 high current mode bit3 high current mode bit4 low current mode bit5 low current mode bit6 low current mode bit7 low current mode bit8 low current mode bit9 -0.4 -0.8 -1.7 -3.1 -40 -80 -160 -320 -640 -0.65 -1.3 -2.4 -4.5 -60 -120 -240 -480 -960 -0.9 -1.7 -3.1 -5.8 -80 -160 -320 -640 -1280 mA mA mA mA µA µA µA µA µA Source current high current mode bit1 high current mode bit2 high current mode bit3 high current mode bit4 low current mode bit5 low current mode bit6 low current mode bit7 low current mode bit8 low current mode bit9 0.4 0.8 1.7 3.1 40 80 160 320 640 0.65 1.3 2.4 4.5 60 120 240 480 960 0.9 1.7 3.1 5.8 80 160 320 640 1280 mA mA mA mA µA µA µA µA µA |
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