PA5155 Datasheet, PDF (21/27 Pages) Protek Devices – Low Power Stereo Audio CODEC With Headphone Amplifier

ANALOG PRODUCTS DIVISION
PA5155
Low Power Stereo Audio CODEC
With Headphone Amplifier
010 – 18-bit
011 – 16-bit
100 – 32-bit
Register 43 – Digital Audio Interface 2, Default 0000 0001
Bit Name
Bit
Description
MCLKDIV2
SCLKINV
FSMODE
DACMSC
4
0 – chip clock is MCLK (default)
1 – chip clock is MCLK divide by 2
2
0 – normal (default)
1 – SCLK inverted
1
0 – single speed mode (default)
1 – double speed mode
0
1 – master mode serial port (default)
0 – slave mode serial port
Register 44 – Digital Audio Sample Rate, Default 0000 0110
Bit Name
Bit
Description
DACSR
4:0
DAC sample rate, MCLK frequency/LRCK frequency
00000 – 128
10000 – 125
00001 – 192
10001 – 136
00010 – 256
10010 – 250
00011 – 384
10011 – 272
00100 – 512
10100 – 375
00101 – 576
10101 – 500
00110 – 768 (default)
10110 – 544
00111 – 1024
10111 – 750
01000 – 1152
11000 – 1000
01001 – 1408
11001 – 1088
01010 – 1536
11010 – 1496
01011 – 2112
11011 – 1500
01100 – 2304
Other – Reserved
Register 45 – SCLK Divider, Default 0000 0000
Bit Name
Bit
Description
SCLKDIV
4:0
SCLK divider
0 – divide depend on DACSR and clock frequency
1 – divide by 1
2 – divide by 2
3 – divide by 3
4 – divide by 4
5 – divide by 6
6 – divide by 8
7 – divide by 9
8 – divide by 11
9 –divide by 12
10 – divide by 16
11 – divide by 18
12 – divide by 22
13 – divide by 24
14 – divide by 33
15 – divide by 36
16 – divide by 44
17 – divide by 48
561 E. Elliot Road #175 Chandler, AZ 85225 Tel: [phone]. Fax: [phone]
95244 Rev.0. 01/10
www.protekanalog.com
NOT FOR USE IN LIFE SUPPORT SYSTEMS