msm6895 Oki Semiconductor, msm6895 Datasheet - Page 2

• Manufacturer Part Number: msm6895
• Description: Multi-function Pcm Codec
• Manufacturer: Oki Semiconductor

¡ Semiconductor
BLOCK DIAGRAM
SP
M
BUZZER
CAO
R1I
R2I
RMI
RMO0
RMO1
SPO
SA0
SA1
VA
TPAI
RPO
VD VAG VDG
TPAO
+
–
SW
TPBI
MIX
MIX
SW
SW
&
&
SGGEN
VSG
MLDY
VSGC
TMX1I
PO0 ~
PO4
TMX2I
0
MIX
SW
&
SCANNING
OUTPUT
SW
CONT.
1
PLL
T2O
2
3
DTMF TONE
T1O
R-TONE
F-TONE
S-TONE
4
LATCH
KEY INTF.
GEN
GEN
GEN
GEN
CAI
0
AIN
AOUT
CODEC
PUSH-BOTTON SWITCH
1
KEY DATA INPUT
2
TEST
3
4
5
MSM6895/6896
6
CK1536
TEST
7
B1T
B1R
B2T
B2R
BR1
BT1
BR2
BT2
CK8
CK64
SW0
SW1
PI0 to
PI7
LA ~
LD
SWITCH
HOOK
B1
B2
8K
64K
WR
RD
CE
RESET
8BIT
Data Bus
AD0
AD1
INTT
TIME
4BIT
LOSS
LML
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