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XR16M2751_07 Datasheet, PDF (44/53 Pages) Exar Corporation – 1.62V TO 3.63V HIGH PERFORMANCE DUART WITH 64-BYTE FIFO
XR16M2751
1.62V TO 3.63V HIGH PERFORMANCE DUART WITH 64-BYTE FIFO
FIGURE 14. MODEM INPUT/OUTPUT TIMING FOR CHANNELS A & B
IOW #
RTS#
DTR#
Active
Change of state
T W DO
Change of state
REV. 1.0.0
CD#
CTS#
DSR#
INT
IOR#
RI#
TMOD
Change of state
Change of state
Active
Active
TMOD
TRSI
Active
Active
Active
Active
TMOD
Change of state
FIGURE 15. 16 MODE (INTEL) DATA BUS READ TIMING
A0-A2
TAS
CSA#/
CSB#
IOR#
Valid Address
TCS
TRD
D0-D7
TRDV
Valid Data
TAH
TDY
TDD
Valid Address
TAS
TCS
TAH
TRD
TRDV
TDD
Valid Data
RDTm
44