mc68194 ON Semiconductor, mc68194 Datasheet - Page 6

• Manufacturer Part Number: mc68194
• Description: Carrier Band Modem Cbm
• Manufacturer: ON Semiconductor

design which provides superior performance minimizing
clock jitter.
band, the CBM is also an excellent device for point−to−point
SMIND*
RXSYM2
RXSYM1
RXSYM0
EOTDIS*
RXCLK
SMREQ*
TXSYM2
TXSYM1
TXSYM0
TXCLK
The clock recovery and data decoder is a synchronous
Although primarily intended for the IEEE 802.4 carrier
XTAL2
XTAL1
BUFFER
SM MODE
BUFFER
INTERFACE
DECODER
GENERATOR
SERIAL
OUTPUT
CLOCK
MUX
MANAGEMENT
COMMANDS
DATA COMMANDS
CPW
STATION
+5 V
DEMODULATOR
MANAGEMENT
PHYSICAL
RECEIVE
RPW
SET−PW
RESET
VCM−C1
LOOPBACK
Figure 1−5. Functional Block Diagram
ONE SHOT
RECEIVE
MUX
MODULATOR
TRANSMIT
http://onsemi.com
SYNCHRONIZE
RECOVERY
CLOCK
AND
D*
AND SQUELCH
FILTER
6
AMPLIFIER
PLL
CONTROL
RECEIVE
U*
CARRIER
JABBER
DETECT
BUFFER
data links, fiberoptic modems, and proprietary LANs. The
MC68194 can be used over a wide range of frequencies and
interfaces easily into different kinds of media.
VCX
TXDIS
FDBK
RXIN*
FDBK*
JAB−RC
RXIN
JAB
THRESHOLD
GAIN
CARDET
TXOUT*
TXOUT
V
CC
PRE−AMP
RECEIVE
AMPLIFICATION
WAVESHAPING
AND
F−CONNECTOR