W83877ATG Nuvoton Technology Corporation of America, W83877ATG Datasheet - Page 177

• Manufacturer Part Number: W83877ATG
• Manufacturer: Nuvoton Technology Corporation of America

Specifications of W83877ATG

• Lead Free Status / RoHS Status: Supplier Unconfirmed

12.3.2 UART/Parallel Port
12.3.3 Parallel Port Mode Parameters
Delay from Stop to Set Interrupt
Delay from IOR Reset Interrupt
Delay from Initial IRQ Reset to
Transmit Start
Delay from IOW to Reset Interrupt
Delay from Initial IOW to Interrupt
Delay from Stop to Set Interrupt
Delay from
Delay from
Set Interrupt Delay from Modem
Input
Reset Interrupt Delay from IOR
Interrupt Active Delay
Interrupt Inactive Delay
Baud Divisor
PD0-7, INDEX , STROBE , AUTOFD Delay from
IRQ Delay from ACK , nFAULT
IRQ Delay from IOW
IRQ Active Low in ECP and EPP Modes
IOW
ERROR Active to IRQ Active
PARAMETER
IOR to Reset Interrupt
IOR to Output
PARAMETER
SYMBOL
T
T
T
T
T
T
T
T
T
T
T
MWO
T
SINT
RINT
SIM
RIM
IRS
IAD
HR
STI
N
IID
SI
IR
- 170 -
100 pF Loading
100 pF Loading
100 pF Loading
100 pF Loading
100 pF Loading
100 pF Loading
100 pF Loading
CONDITIONS
SYM.
W83877ATF/W83877ATG
t1
t2
t3
t4
t5
TEST
MIN.
200
TYP.
MIN.
9/16
1/16
9/16
MAX.
100
105
300
105
60
16/16
MAX.
2
8/16
175
250
200
250
250
1/2
25
30
16
1
-1
UNIT
Baud
Baud
Baud
Baud
UNIT
nS
nS
nS
nS
nS
Rate
Rate
Rate
Rate
μ S
nS
nS
nS
nS
nS
nS
nS