CD22103A_02 Datasheet, PDF (5/6 Pages) Intersil Corporation – CMOS HDB3 (High Density Bipolar 3 Transcoder for 2.048/8.448Mb/s Transmission Applications

Timing Waveforms (Continued)
CD22103A
HDB3 RECEIVED SIGNAL
EXTERNALLY
SPLIT
+HDB3 IN
-HDB3 IN
CKR
EXTERNALLY
GENERATED
CRX
HANDLING DELAY
NRZ - OUT
FIGURE 2. RECEIVER DECODER OPERATION TIMING WAVEFORMS - HDB3 TO NRZ DECODING
CTX
NRZ - IN
+HDB3 OUT
OR
-HDB3 OUT
t_RCL
90%
10%
t_S
t_FCL
50%
t_DD
t_WCL
t_H
t_W
FIGURE 3. TRANSMITTER CODER TIMING WAVEFORM
CRX
10%
t_FCL
90%
50%
t_S
t_RCL
50%
t_WCL
t_H
50%
+HDB3 IN
-HDB3 IN
t_INCKR
50%
CKR
50%
t_DD
t_W
NRZ - OUT
50%
FIGURE 4. INPUT REQUIREMENTS AND OUTPUT CHARACTERISTICS
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