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
