Z8018220ASC View Datasheet(PDF) - Zilog
Part Name
Description
Manufacturer
Z8018220ASC Datasheet PDF : 109 Pages
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Zilog
ESCC Timing
PRELIMINARY
Z80182/Z8L182
ZILOG INTELLIGENT PERIPHERAL
Ø
/WR
/RD
/W//REQ
Wait
/W//REQ
Request
/DTR//REQ
Request
/INT
No.
Symbol
1
TdWR(W)
2
TdRD(W)
3
TdWRf(REQ)
4
TdRDf(REQ)
5
TdRdr(REQ)
6
TdPC(INT)
1
2
3
4
5
6
Figure 104. ESCC AC Parameter
Table B. ESCC Timing Parameters
Parameter
20 MHz
Min
Max
Unit
/WR Fall to Wait Valid Delay
/RD Fall to Wait Valid Delay
/WR Fall to /W//REQ
Not Valid Delay
50
ns
50
65
/RD Fall to /W//REQ
Not Valid Delay
65
/RD Rise to /DTR//REQ
Not Valid Delay
TBD
Clock to /INT Valid Delay
160
DS971820600
PS009801-0301
3-93
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