msm6895 Oki Semiconductor, msm6895 Datasheet - Page 40
msm6895
Manufacturer Part Number
msm6895
Description
Multi-function Pcm Codec
Manufacturer
Oki Semiconductor
Datasheet
1.MSM6895.pdf
(43 pages)
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¡ Semiconductor
Application Circuit of Three-party Speech Path
Speech path setting (Speech through a handset)
Channel selector control
Speaker A
M
Transmit:
Receive:
A2, B4
(B)
(A)
(A + B)
(B + C)
(A + B)
TA-4 (LT1 = 1, LMX1 = 1, LMN = 0, MUTN = 1)
TB-4 (LT2 = 1, LMX2 = 1, LMN = 0, MUTN = 1)
RP-8 (LT1 = 1, LT2 = 1, LMN = 0, MUTN = 1, LR = 1)
(C)
(B)
(C)
(B)
(C)
TMX2I
T2O
TMX1I
CAO
R2I
R1I
RPO
RMI
RMO0
RMO1
AIN
AOUT
TPAI
TPAO
(A)
MSM7508
TPBI
MSM6895
AD
DA
T1O
(A + C)
AD
DA
CAI
PCMOUT
PCMIN
B1T
B1R
B2T
B2R
BR2
BT2
(A + C)
(A + B)
Note:
(A) indicates
the voice signal of
the A speaker
(B)
(C)
MSM6895/6896
Speaker B
Speaker C
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