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IA80C152
Preliminary Data Sheet
UNIVERSAL COMMUNICATIONS CONTROLLER
Table 13: Global Serical Port Timings - External Clock
16.5 MHz
Min Max
Variable Oscillator
Symbol
Parameter
Min
Max
Unit
GSC Frequency with an
External Clock
External Clock High
External Clock Low
External Clock Rise
Time
1/ECBT
2.4
0.009
MHz
ns
ns
ECH
ECL
ECRT
ns
ns
ECFT
External Clock Fall
Time
ECDVT
External Clock to Data
Valid Out - Transmit
(To External Clock
Negative Edge)
ns
ns
ns
ns
ECDHT
ECDSR
ECDHR
External Clock to Data
Hold - Transmit
(To External Clock
Negative Edge)
External Clock to Data
Set-up - Receiver
(To External Clock
Positive Edge)
External Clock to Data
Hold - Receiver
(To External Clock
Positive Edge)
Figure 13: GSC Timings (External Clock)
ECBT
ECL
ECH
EXTERNAL_CLOCK
TRANSMIT_DATA
EXTERNAL_CLOCK
ECDHT
ECDVT
ECBT
ECDHR
ECDSR
RECEIVE_DATA
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innovASIC
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INNOVASIC [ INNOVASIC, INC ]
