STA320 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
STA320 Datasheet PDF : 37 Pages
| |||
STA320
Table 20. Automode Gain Compression/Limiters Selection
AMGC(1...0)
00
01
10
11
User Programmable GC
AC No Clipping 2.1
AC Limited Clipping (10%) 2.1
DRC Nighttime Listening Mode 2.1
Mode
5.8.2
BIT
R/W
RST
7
R/W
1
NAME
AMPS
DESCRIPTION
AutoMode Pre-Scale
0 - User Defined Pre-scale when AMEQ /= 00
1 - -18dB used for Pre-scale when AMEQ /= 00
5.8.3 AutoMode Register 2(Address 0x0C)
D7
D6
D5
D4
XO3
XO2
XO1
XO0
0
0
0
0
D3
AMAM2
0
D2
AMAM1
0
D1
AMAM0
0
D0
AMAME
0
5.8.4 AM Interference Frequency Switching
BIT
R/W
RST
NAME
DESCRIPTION
0
R/W
0
AMAME
AutoMode AM Enable
0 - Switching Frequency Determined by PWMS Setting
1 - Switching Frequency Determined by AMAM Settings
Table 21. AutoMode AM Switching Frequency Selection
AMAM(2..0)
48kHz/96kHz Input Fs
000
0.535MHz – 0.720MHz
001
0.721MHz – 0.900MHz
010
0.901MHz – 1.100MHz
011
1.101MHz – 1.300MHz
100
1.301MHz – 1.480MHz
101
1.481MHz – 1.600MHz
110
1.601MHz – 1.700MHz
44.1kHz/88.2kHz Input Fs
0.535MHz – 0.670Mhz
0.671MHz – 0.800MHz
0.801MHz – 1.000MHz
1.001MHz – 1.180MHz
1.181MHz – 1.340Mhz
1.341MHz – 1.500MHz
1.501MHz – 1.700MHz
5.8.5 Bass Management Crossover
BIT R/W RST
NAME
4
R/W
0
XO0
5
R/W
0
XO1
6
R/W
0
XO2
7
R/W
0
XO3
DESCRIPTION
Selects the Bass-Management Crossover Frequency. A 1st-Order
Hi-Pass filter (channels 1 and 2) or a 2nd-Order Lo-pass filter
(channel 3) at the selected frequency is performed.
19/37
Share Link: 