cxa2149q Sony Electronics, cxa2149q Datasheet - Page 20

• Manufacturer Part Number: cxa2149q
• Description: I2c-bus-compatible Audio/video Switch
• Manufacturer: Sony Electronics

Group Delay Switches Data1 Bit 7 (GD1 Switch) and Bit 6 (GD2 Switch)
Switch the respective group delay function on or off. GD2 switches on and off the group delay on the TV input
and GD1 switches on and off the group delay on the CVIN1 input.
GD1 or GD2 bit
0
1
Group Delay Control Data4 Bits 3 to 7
Used to control the variation in group delay. If no adjustment is required then set a value 10000.
Group Delay bits
00000
11111
AOUT3 Volume Control Coarse Data5 Bits 5 to 7
Selects the gain for the internal audio amplifiers in 8 dB steps.
Coarse bits
000
111
AOUT3 Volume Control Fine Data5 Bits 2 to 4
Selects the gain for the internal audio amplifiers in 1 dB steps.
Fine bits
000
111
AOUT3L/R Switch Data5 Bits 0 and 1
Controls which of channel 3’s left or right channels is output to LOUT3 and ROUT3, respectively.
AOUT3L/R bits
00
01
10
11
Group delay function
off
on
Change in the Max. delay frequency
–800 kHz
+800 kHz
Gain of AOUT3 channels
0 dB
–56 dB
Gain of AOUT3 channels
0 dB
–7 dB
Output to LOUT3 and ROUT3
Normal
Left channel
Right channel
Inverted
—20—
CXA2149Q