Datasheet FDA901 (STMicroelectronics) - 3

FDA901 Block diagram and pins description 1 Block diagram and pins description 1.1 Block diagram Figure 1. Block diagram
E E E A D CD A D D I A A nab nab nab 2 I 5 G SV D 1 G gn C 2 V C gn VSV V SV / d V SV Di da cl R 8 d l d d d e l l R d SV 1 e2 e3 a t k R g a R R 22 21 20 51 53 52 59 61 60 58 62 25 24 23 26 PLL I2C 19 Feedback1+ 16/17 Out1+ PWM D2A CH1 Power Amplifier 12/13 Out1- 11 Feedback-1 I2Sclk 56 1 Feedback2+ I2Sws 57 Audio processing I2S 2/3 Out2+ PWM interface D2A CH2 I2Sdata1 55 Power Amplifier 6/7 Out2- Diagnostic 8 Feedback-2 30 Feedback3+ I2Sdata2 54 Current Sensing 32/33 PWM Out3+ D2A CH3 Power Amplifier 36/37 Out3- 38 Feedback-3 48 Feedback4+ PWM 46/47 Out4+ Charge D2A CH4 Pump Power Amplifier 42/43 Out4- 41 Feedback-4 27 29 28 63 49 14/15 10/18 4/5 9/64 34/35 31/39 44/45 40/50 C C V Mute G V TAB V G V G V G P P CC CC ND ND CC ND CC ND u u dd m m C 1 2 1 2 3 3 4 4 p p P 1 2 GADG1401191533PS
DB3856
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Rev 1 page 3/17
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