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PC8374L Datasheet(PDF) 228 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part # PC8374L
Description  SensorPathTM SuperI/O with Glue Functions
PDF  239 Pages
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

PC8374L Datasheet(HTML) 228 Page - National Semiconductor (TI)

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10.0 Device Characteristics (Continued)
www.national.com
228
Revision1.1
10.4.6 Parallel Port Timing
Standard Parallel Port Timing
Enhanced Parallel Port Timing
Symbol
Parameter
Conditions
Min
Max
Unit
tPDH
Port Data Hold
SPP Mode 0 and Mode 1, ECP Mode 0 and Mode1:
system dependent; ECP Mode 2: device dependent.
750
ns
tPDS
Port Data Setup
SPP Mode 0 and Mode 1, ECP Mode 0 and Mode1:
system dependent; ECP Mode 2: device dependent.
750
ns
tSW
Strobe Width
SPP Mode 0 and Mode 1, ECP Mode 0 and Mode1:
system dependent; ECP Mode 2: device dependent.
750
ns
Symbol
Parameter
Min
Max
EPP 1.71
1. Also in ECP Mode 4.
EPP 1.91
Unit
tWW19a
WRITE Active from WAIT Low
45
✔
ns
tWW19ia
WRITE Inactive from WAIT Low
45
✔
ns
tWST19a
DSTRB or ASTRB Active from WAIT Low
65
✔
ns
tWEST
DSTRB or ASTRB Active after WRITE Active
10
✔✔
ns
tWPDH
PD7
−0 Hold after WRITE Inactive
0
✔✔
ns
tWPDS
PD7
−0 Valid after WRITE Active
15
✔✔
ns
tEPDW
PD7
−0 Valid Width
80
✔✔
ns
tEPDH
PD7
−0 Hold after DSTRB or ASTRB Inactive
0
✔✔
ns
tPDS
tPDH
tSW
BUSY
ACK
PD7
−0
STB
WRITE
DSTRB
ASTRB
PD7
−0
WAIT
Valid
tWW19ia
tWPDH
tEPDH
tEPDW
or
tWW19a
tWST19a
tWPDS
tWEST
tWST19a
Winbond Electronics Corp. Advanced PC Product Center



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