AK2303LV Datasheet, PDF (25/41 Pages) Asahi Kasei Microsystems – Dual PCM CODEC for PBX Analog Line Card

ASAHI KASEI
[AK2303LV]
Address Bit
Name
Default
Function
010
0
GA0T0
0 Transmit gain adjustment on ch0
1
GA0T1
1 +6 to –18dB by 1.0dB step
2
GA0T2
1
3
GA0T3
0
00000: +6dB 11xxx: -18dB
4
GA0T4
0
5
-
6
-
7
-
011
0
GA1T0
0 Transmit gain adjustment on ch1
1
GA1T1
1 +6 to –18dB by 1.0dB step
2
GA1T2
1
3
GA1T3
0
00000: +6dB 11xxx: -18dB
4
GA1T4
0
5
-
6
-
7
-
100
0
PDCH0
0 CODEC CH0,1 Power down control
1
PDCH1
0 0: Power ON 1: Power OFF
2
PD
0
Full Power down
0: Power ON 1: Power OFF
3
MTDX0
0 Mute control: VR0.VR1,DX pin
4
MTDX1
0 0: Normal output 1: Mute
5
PCMIF
0
PCM Interface select
0: LF/SF 1: GCI
6
SEL2B
0
PCM data channel select
0: CH0→B1 1: CH1→B1
7
ALAWN
1
A/u-law select
0: A-law 1: µ-law
101
0
TS0
1
TS1
2
TS2
3
TS4
4
TS5
0
0
Time slot setting
4.096MHz : 0 to 31
0
2.048MHz : 0 to 15
0 _{1.024MHz : 0 to 7}
0
5
-
0
6
CLKSEL0
0
BCLK frequency setting *
CLKSEL[1:0]= 00: (Reserved)
01: (Reserved)
7
CLKSEL1
1
10: 2.048MHz
11: 4.096MHz
110
0
0 Reserved
1
0
2
0
3
0
4
0
5
0
6
0
7
0
* Please set the same frequency as BCLK input.
Refer
2303-E-00
25
2001/09