Datasheet FDA901 (STMicroelectronics) - 4

FDA901 Pins description 1.2 Pins description Figure 2. Pins connection diagram (top view)
Vdd TAB GND4+ CD/Diag I2Cclk I2Cdata I2Sdata2 I2Sdata1 I2Sclk I2Sws Agnd A AGSVR A5VSVR SVR HWMute GND2+ 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 FB4+ 48 1 FB2+ OUT4+ 47 2 OUT2+ OUT4+ 46 3 OUT2+ VCC4+ 45 4 VCC2+ VCC4- 44 5 VCC2- OUT4- 43 6 OUT2- OUT4- 42 7 OUT2- FB4- 41 8 FB2- GND4- 40 9 GND2- GND3- 39 10 GND1- FB3- 38 11 FB1- OUT3- 37 12 OUT1- OUT3- 36 13 OUT1- VCC3- 35 14 VCC1- VCC3+ 34 15 VCC1+ OUT3+ 33 16 OUT1+ 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 FB3+ FB1+ OUT3+ GND3+ Dgnd DVdd VddCP GND1+ OUT1+ CPump2 CPump1 DGSVR D1e8SVR GAPGPS01766 ENABLE 1 ENABLE 2 ENABLE 3
Table 1. Pins list description N# Pin Function
1 FB2+ Channel 2, half bridge plus, Feedback 2 OUT2+ Channel 2, half bridge plus, Output 3 OUT2+ Channel 2, half bridge plus, Output 4 VCC2+ Channel 2, half bridge plus, Power Supply 5 VCC2- Channel 2, half bridge minus, Power Supply 6 OUT2- Channel 2, half bridge minus, Output 7 OUT2- Channel 2, half bridge minus, Output 8 FB2- Channel 2, half bridge minus, Feedback 9 GND2- Channel 2, half bridge minus, Power Ground 10 GND1- Channel 1, half bridge minus, Power Ground 11 FB1- Channel 1, half bridge minus, Feedback 12 OUT1- Channel 1, half bridge minus, Output 13 OUT1- Channel 1, half bridge minus, Output 14 VCC1- Channel 1, half bridge minus, Power Supply
DB3856
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Rev 1 page 4/17
Document Outline 1 Block diagram and pins description 1.1 Block diagram 1.2 Pins description 2 Electrical specifications 2.1 Absolute maximum ratings 2.2 Thermal data 3 General information 3.1 New feedback topology 3.2 LC filter design 3.3 Load possibilities 4 Package information 4.1 LQFP64 (10x10x1.4 mm exp. pad up) package information 4.2 LQFP64 (10x10x1.4 mm exp. pad up) marking information Revision history