[AK4223]
■ Input Selector
The AK4223 has 6:2 input selectors for audio input, and 6:2 input selectors for video input. The audio input selectors are
set by ASEL12-10bits and ASEL22-20 bits, and the video input selectors are set by VSEL12-10bits and VSEL22-20 bits.
ASEL12 bit
ASEL11 bit
ASEL10 bit
Input Selector
Off (Note 15)
LIN1 / RIN1
LIN2 / RIN2
LIN3 / RIN3
LIN4 / RIN4
LIN5 / RIN5
LIN6 / RIN6
(Reserved)
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
(default)
Table 1. Audio Input Selector 1 (LOUT1/ROUT1)
ASEL22 bit
ASEL21 bit
ASEL20 bit
Input Selector
Off (Note 15)
LIN1 / RIN1
LIN2 / RIN2
LIN3 / RIN3
LIN4 / RIN4
LIN5 / RIN5
LIN6 / RIN6
(Reserved)
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
(default)
Table 2. Audio Input Selector 2 (LOUT2/ROUT2)
Note 15. The audio outputs become 3.9V(typ., Gain=0dB) when input selectors are OFF.
VSEL12 bit
VSEL11 bit
VSEL10 bit
Input Selector
Off (Note 16)
VIN1
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
(default)
VIN2
VIN3
VIN4
VIN5
VIN6
(Reserved)
Table 3. Video Input Selector 1 (VOUT1)
VSEL22 bit
VSEL21 bit
VSEL20 bit
Input Selector
Off (Note 16)
VIN1
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
(default)
VIN2
VIN3
VIN4
VIN5
VIN6
(Reserved)
Table 4. Video Input Selector 2 (VOUT2)
Note 16. The video outputs become sync tip level when input selectors are OFF.
MS1251-E-00
12
2010/10
AKM [ ASAHI KASEI MICROSYSTEMS ]
