Datasheet

Register description STA333W
34/49 Doc ID 13365 Rev 2
6.3 Automodes™ register (0x0C)
AM interference frequency switching
AMAM bits
Table 42. Channel volume as a function of CxV
CxV[7:0] Volume
00000000 (0x00) +48 dB
00000001 (0x01) +47.5 dB
00000010 (0x02) +47 dB
……
01011111 (0x5F) +0.5 dB
01100000 (0x60) 0 dB
01100001 (0x61) -0.5 dB
……
11010111 (0xD7) -59.5 dB
11011000 (0xD8) -60 dB
11011001 (0xD9) -61 dB
11011010 (0xDA) -62 dB
……
11101100 (0xEC) -80 dB
11101101 (0xED) Hard channel mute
……
11111111 (0xFF) Hard channel mute
D7 D6 D5 D4 D3 D2 D1 D0
Reserved AMAM2 AMAM1 AMAM0 AMAME
00000000
Table 43. AM interference frequency switching
Bit R/W RST Name Description
0R/W0AMAME
0: switching frequency determined by PWMS setting
1: switching frequency determined by AMAM setting
Table 44. Automodes™ AM switching frequency selection
AMAM[2:0] 48 kHz / 96 kHz input f
S
44.1 kHz / 88.2 kHz input f
S
000 0.535 MHz - 0.720 MHz 0.535 MHz - 0.670 MHz
001 0.721 MHz - 0.900 MHz 0.671 MHz - 0.800 MHz