msm7507 Oki Semiconductor, msm7507 Datasheet - Page 15

• Manufacturer Part Number: msm7507
• Description: Single Rail Codec
• Manufacturer: Oki Semiconductor

¡ Semiconductor
APPLICATION CIRCUIT
FREQUENCY CHARACTERISTICS ADJUSTMENT CIRCUIT
Analog output
Analog input
600 W
600 W
+5 V
0 V
M
Microphone amp
1:1
1:1
0–20W
10 mF
300 W
300 W
C1
Analog interface
R5
0.1 mF
–
+
C2
C4
51 kW
R3
0.1 mF
R1
51 kW
R2
R4
C3
1 mF
AIN–
GSX
AIN+
SG
AOUT+
AOUT–
PWI
VFRO
AIN–
GSX
AIN+
SG
AOUT+
AOUT–
PWI
VFRO
SGC
AG
V
DD
MSM7507
PCMOUT
RSYNC
XSYNC
PCMIN
BCLK
PDN
DG
Transmit frequency
characteristic
Adjustment determined with
C1, C2, R1, R2
Receive frequency
characteristic
Adjustment determined with
C3, C4, R3, R4
+5 V
Digital interface
PCM signal output
8 kHz SYNC signal input
PCM shift clock input
PCM data input
Power Down control input
MSM7507-01/02/03
15/18