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CXA2557 数据表(PDF) 8 Page - Sony Corporation |
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CXA2557 数据表(HTML) 8 Page - Sony Corporation |
8 / 35 page – 8 – CXA2557R 34 MODE 1 Double-speed mode switching pins. n is determined by the external resistor connected to Pin 44. N is determined by the external resistor connected to Pin 45 and the Pin 43 input voltage. Pin 34 also serves as switching pin for the tracking error amplifier cut-off frequency and RFO2 output ON/OFF switching pin. I 15k 40k 124 34 80k 15k 15k 15k 40k 80k 15k 15k 40k 80k 15k 15k 40k 80k 35 MODE 1 MODE 2 fc L M H X L M H X × n × 2n × 4n × 6n × N ∗ X = L or M or H MODE 1 MODE 2 fc L M H 20kHz 250kHz ON OFF ∗ L = GND, M = VC, H = V CC 35 MODE 2 I 33 AGC SW AGC/VCA switching input. AGC when connected to VCC, VCA when connected to GND. I 15k 15k 20k 60k 33 32 RW SW I CD-ROM/RW switching input. RW when connected to VCC, ROM when connected to GND. 15k 15k 40k 20k 20k 20k 60k 80k 124 32 15k 15k 40k 80k Pin No. Symbol I/O Equivalent circuit Description |
类似零件编号 - CXA2557 |
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类似说明 - CXA2557 |
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