MT93L04AG Zarlink Semiconductor, MT93L04AG Datasheet - Page 34

• Manufacturer Part Number: MT93L04AG
• Description: Description = 128-Channel Voice Echo CANceller ;; Package Type = Bga ;; No. Of Pins = 365
• Manufacturer: Zarlink Semiconductor

MT93L04A
34
Bit
Bit
TDis
2
1
0
7
6
5
4
3
2
1
0
res
7
7
Echo Canceller A, Control Register A2
Echo Canceller B, Control Register B2
Echo Canceller A, Status Register
Echo Canceller B, Status Register
PHDis
TD
6
6
HPFDis
MuteS
MuteR
DTDet
Name
Name
TDG
NLPDis
DTDet
res
TD
res
res
res
NB
5
5
AutoTD
res
4
4
When high, the offset nulling high pass filters are bypassed in the Rin and Sin paths.
When low, the offset nulling filters are active and will remove DC offsets on PCM input
signals.
When high, data on Sout is muted to quiet code. When low, Sout carries active code.
When high, data on Rout is muted to quiet code. When low, Rout carries active code.
Reserved bit.
Logic high indicates the presence of a 2100Hz tone.
Logic high indicates the presence of a double-talk condition.
Reserved bit.
Reserved bit.
Reserved bit.
Tone detection status bit gated with the AutoTD bit.
Logic high indicates that AutoTD has been enabled and the tone detector has
detected the presence of a 2100Hz tone.
Logic high indicates the presence of a narrow-band signal on Rin.
NBDis
res
3
3
HPFDis
res
2
2
MuteS
TDG
1
1
MuteR
NB
0
0
Read/Write Address: 01
Read/Write Address: 21
Reset Value:
Read Address:
Read Address:
Reset Value:
Description
Description
Preliminary Information
00
02
22
00
H
H
H
H
H
H
.
.
+ Base Address
+ Base Address
+ Base Address
+ Base Address