AK2306 Datasheet, PDF (23/38 Pages) Asahi Kasei Microsystems – Dual PCM CODEC for ISDN/VoIP TERMINAL ADAPTER

ASAHI KASEI
Address Bit
010
0
1
2
3
4
5
6
7
011
0
1
2
3
4
5
6
7
100
0
1
2
3
4
5
6
7
101
0
1
2
3
4
5
6
7
110
0
1
2
3
4
5
6
7
Name
GA0T0
GA0T1
GA0T2
GA0T3
GA0T4
-
0
0
GA1T0
GA1T1
GA1T2
GA1T3
GA1T4
-
0
0
PDCH0
PDCH1
PDTN
PD
MTDX0
MTDX1
0
0
PCMIF
SEL2B
ALAWN
TNFQ
0
0
0
0
[AK2306/LV]
Default
0
1
1
0
0
Function
Transmit gain adjustment on ch0
+6 to –18dB by 1.0dB step
00000: +6dB 11xxx: -18dB
Refer
0 Test mode
0 Please write all “0”.
0 Transmit gain adjustment on ch1
1 +6 to –18dB by 1.0dB step
1
0
00000: +6dB 11xxx: -18dB
0
0 Test mode
0 Please write all “0”.
0 CODEC CH0,1 Power down control
0 0: Power ON 1: Power OFF
RING TONEGEN Power down
1 control
0: Power ON 1: Power OFF
0
Full Power down
0: Power ON 1: Power OFF
0 Mute control: VR0.VR1,DX pin
0 0: Normal output 1: Mute
0 Test mode
0 Please write all “0”.
0
PCM Interface select
0: LF/SF 1: GCI
0
PCM data channel select
0: CH0 -> B1 1: CH1 -> B1
1
A/u-law select
0: A-law 1: u-law
0
Tone frequency select
0: 16Hz 1: 20Hz
0 Test mode
0 ^{Please write all “0”.}
0
0
0 Reserved
0
0
0
0
0
0
0
MS0093-E-04
23
2001/11