Cirrus-logic CS4955 Manual do Utilizador descarregar pdf (Página 4)

CS4954 CS4955

4 DS278F6

7.4.5 Green DAC ....................................................................................................................... 33

7.4.6 Blue DAC .......................................................................................................................... 33

7.4.7 DAC Useage Rules ........................................................................................................... 34

8. PROGRAMMING ................................................................................................................................... 34

8.1 Host Control Interface .................................................................................................................. 34

8.1.1 I²C® Interface ................................................................................................................... 34

8.1.2 8-bit Parallel Interface ....................................................................................................... 35

8.2 Register Description .................................................................................................................... 36

8.2.1 Control Registers .............................................................................................................. 36

9. BOARD DESIGN AND LAYOUT CONSIDERATIONS ......................................................................... 53

9.1 Power and Ground Planes .......................................................................................................... 53

9.2 Power Supply Decoupling ........................................................................................................... 53

9.3 Digital Interconnect ...................................................................................................................... 53

9.4 Analog Interconnect ..................................................................................................................... 53

9.5 Analog Output Protection ............................................................................................................ 54

9.6 ESD Protection ............................................................................................................................ 54

9.7 External DAC Output Filter .......................................................................................................... 54

10. PIN DESCRIPTION ............................................................................................................................... 56

11. PACKAGE DRAWING ........................................................................................................................... 58

12. REVISION HISTORY ............................................................................................................................. 59

1 2 3 4 5 6 7 8 9 ... 59 60

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Cirrus-logic CS4955 Manual do Utilizador Página 4

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