cs4924 Cirrus Logic, Inc., cs4924 Datasheet - Page 49

• Manufacturer Part Number: cs4924
• Description: Multi-channel Digital Audio Decoders Logic
• Manufacturer: Cirrus Logic, Inc.

8.
VA—Analog Positive Supply: Pin 34
AGND—Analog Supply Ground: Pin 35
VD1, VD2, VD3—Digital Positive Supply: Pins 1, 12, 23
DGND1, DGND2, DGND3—Digital Supply Ground: Pins 2, 13, 24
FILT1—Phase-Locked Loop Filter: Pin 33
DS262F2
SCDIO, SCDOUT,PSEL,GPIO9
PIN DESCRIPTIONS
Analog positive supply for clock generator. Nominally +3.3 V.
Analog ground for clock generator PLL.
Digital positive supplies. Nominally +3.3 V.
Digital ground.
Connects to an external filter for the on-chip phase-locked loop. This pin does not meet Cirrus
Logic’s ESD tolerance of 2000 V using the human body model. This pin will tolerate ESD of
1000 V using the human body model.
RD,R/W,EMOE,GPIO11
WR,DS,EMWR,GPIO10
DATA7,EMAD7,GPIO7
DATA6,EMAD6,GPIO6
DATA5,EMAD5,GPIO5
DATA4,EMAD4,GPIO4
DATA3,EMAD3,GPIO3
DATA2,EMAD2,GPIO2
DATA1,EMAD1,GPIO1
DATA0,EMAD0,GPIO0
EXTMEM, GPIO8
ABOOT, INTREQ
A0, SCCLK
A1, SCDIN
SDATAN1
XMT958
DGND1
DGND2
VD1
VD2
CS
7
8
9
10
11
12
13
14
15
16
17
18 19 20 21 22 23 24 25 26 27 28
6 5 4 3 2 1 44 43 42 41 40
44-pin PLCC
CS4923-CL
Top View
39
38
37
36
35
34
33
32
31
30
29
MCLK
SCLK
LRCLK
AUDATA0
AUDATA1
AUDATA2
DC
DD
RESET
AGND
VA
FILT1
FILT2
CLKSEL
CLKIN
CMPREQ, LRCLKN2
CMPCLK, SCLKN2
CMPDAT, SDATAN2
LRCLKN1
SCLKN1, STCCLK2
DGND3
VD3
CS4923/4/5/6/7/8/9
49