Philips Semiconductors
Preliminary specification
Sound fader control circuit
TEA6320
Table 7 Loudness setting
Table 9 Mute mode
FUNCTION
CHARACTERISTIC
With loudness
DATA LOFF
DATA
0
1
GMU
ZCM
Linear
Direct mute off
0
0
0
1
Mute off delayed until the next zero
crossing
Table 8 Selected input
DATA
SC1
Direct mute
1
1
0
1
FUNCTION
Mute delayed until the next zero
crossing
SC2
SC0
Stereo inputs IAL and IAR
Stereo inputs IBL and IBR
Stereo inputs ICL and ICR
Stereo inputs IDL and IDR
Mono input IMO
1
1
1
1
0
1
1
1
0
0
1
0
X(1)
0
X(1)
Note
1. X = don’t care bits (logic 1 during testing).
1995 Dec 19
19
NXP [ NXP ]
