msm7512b Oki Semiconductor, msm7512b Datasheet - Page 2
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msm7512b
Manufacturer Part Number
msm7512b
Description
1200 Bps Half Duplex Fsk Modem ? Itu-t V.2
Manufacturer
Oki Semiconductor
Datasheet
1.MSM7512B.pdf
(12 pages)
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BLOCK DIAGRAM
Semiconductor
V
GND
CLK
(1)
(8)
(5)
EAI
(4)
DD
(2)
AO
(3)
(6)
(7)
X1
X2
AI
*R1
OSC
+
–
*R1
*R2
*R2
CLK GEN.
–
+
SG GEN.
AOG
( ) : for MSM7512BRS
*R3
*R2
* R1 to R3 ≥ 50 kW
FSK & ANS
Bandpass
Filter
Demodulator
Modulator
CONT.
(10)
(11)
(12)
TEST
MOD1
MOD2
RD
(9)
CD
XD
RS
AOG
(13)
(16)
(14)
(15)
MSM7512B
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