Page 27 of 32
IA80C152
Preliminary Data Sheet
UNIVERSAL COMMUNICATIONS CONTROLLER
Table 12: Global Serial Port Timings - Internal Baud Rate Generator
16.5 MHz (BAUD = 0)
Variable Oscillator
Symbol
Parameter
Unit
Min
Max
Min
Max
HBTJR
Allowable jitter on
the Receiver for 1/2
bit time (Manchester
encoding only)
0.0375
µs
µs
ns
FBTJR
HBTJT
FBTJT
Allowable jitter on
the Receiver for one
full bit time (NRZI
and Manchester)
Jitter of data from
Transmitter for 1/2
bit time (Manchester
encoding only)
Jitter of data from
Transmitter for one
full bit time (NRZI
and Manchester)
Data rise time for
Receiver
0.10
± 10
± 10
± 10
± 10
ns
ns
ns
DRTR
DFTR
20.00
20.00
20.00
20.00
Data fall time for
Receiver
Figure 11: GSC Receiver Timings (Internal Baud Rate Generator)
HBTJR
HBTJR
FBTJR
FBTJR
MANCHESTER
GRxD
BT
FBTJR
FBTJR
NRZI
GRxD
Figure 12: GSC Transmit Timings (Internal Baud Rate Generator)
HBTJT
HBTJT
FBTJT
FBTJT
GTxD
MANCHESTER
BT
FBTJT
FBTJT
NRZI
GTxD
Copyright ã 2000
innovASIC
[_________The End of Obsolescenceä
INNOVASIC [ INNOVASIC, INC ]
