參數(shù)資料
型號(hào): AK2305
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: Dual PCM CODEC for ISDN TERMINAL ADAPTER
中文描述: 雙PCM編解碼器的ISDN終端適配器
文件頁(yè)數(shù): 27/43頁(yè)
文件大?。?/td> 481K
代理商: AK2305
ASAHI K ASEI [AK 2305]
C0029-E-02 27 1999/8
Address
100
Bit
0
1
2
3
Name
PDCH0
PDCH1
PDDT0
PDDT1
Default
0
0
0
0
Function
Refer to
CODEC ch0,1 Power down control
0: Power ON 1: Power OFF
DTMF Receiver 0,1 Power down control
0: Power ON 1: Power OFF
First FS
select
0: FS0 1: FS1
PCM data channel assignment
0: CH0->B1
PCM interface
select
Multiplex/Non Multiplex
Dummy bit
TONEGEN 0,1 tone frequency select
0: 400Hz 1: 1300Hz
PCM output(DX0,1pin) Mute
0: PCM OUT 1: PCM MUTE
A-law/u-law select
0:A-law 1:u-law
15
4
1stFS
0
9
5
SEL2B
0
12
6
7
8
0
1
2
3
PCMIF0
PCMIF1
-
TMD0
TMD1
MTDX0
MTDX1
0
0
-
0
0
0
0
9
21
17
4
ALAWN
1
8
5
6
7
8
0
1
2
3
4
5
6
7
8
-
-
-
-
0
0
0
-
0
0
0
0
0
0
0
0
-
Not used
101
Dummy bit
GTP0
GTP1
GTP2
GTP3
GTA0
GTA1
GTA2
GTA3
-
DTMF Receiver
Guard Time t
GTP
setting
20
DTMF Receiver
Guard Time t
GTA
setting
20
110
Dummy bit
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