W83781D Nuvoton Technology Corporation of America, W83781D Datasheet - Page 47

• Manufacturer Part Number: W83781D
• Manufacturer: Nuvoton Technology Corporation of America

Specifications of W83781D

• Lead Free Status / Rohs Status: Supplier Unconfirmed

ISA Read/Write Timing
PARAMETER
Valid Address to Read Active
Valid Address to Write Active
Data Hold
Data Setup
Address Hold from Inactive Read
Read Cycle Update
Read Strobe Width
Read Data Hold
Read Strobe to Clear IRQ
Active Read to Valid Data
Address Hold from Inactive Write
Write Cycle Update
Write Strobe to Clear IRQ
Write Strobe Width
Read Cycle = t
Write Cycle = t
AW
AR
+t
+ t
WR
RD
+t
+t
WCV
RCV
- 43 -
SYMBOL
t
t
t
t
WC
t
t
RC
t
t
WCU
t
t
t
t
RCU
RDH
RVD
t
t
-
WR
AW
WA
DH
DS
RA
RD
WI
AR
RI
Publication Release Date: April 14, 2005
W83781D/W83781G
MIN.
200
120
120
330
210
10
10
80
40
40
80
5
5
MAX.
115
60
60
UNIT
Revision 2.0
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS