MSM7570L-01 Datasheet, PDF (2/26 Pages) OKI electronic componets – Multi-Function ADPCM CODEC

AIN1–
AIN1+
GSX1
AIN2
GSX2
AOUT+
AOUT–
PWI
VFRO
SAO+
SAO–
SG
–
+
Voice
Detect
–
+
–1
RC
A/D
Filter
Conv.
BPF
Compan-
der
ADPCM
P
/
CODER
S
DTMF/other
Tone Generator
Side tone gain adjust
Transmit gain adjust
Tone gain adjust
S
TXMUTE
/
P
P
/
S
–
Noise Generator
Power Detect
S
/
+
P
RC
Filter
D/A
Conv.
LPF
++
Receive gain adjust
RXMUTE
P
/
S
Ex-
pan-
der
ADPCM
S
DECODER
/
P
+1
–1
MCU Interface
Clock/Timing
V_REF
VOXO
XSYNC
IS
PCMSI
PCMSO
BCLK
PCMRI
PCMRO
IR
RSYNC
VOXI