XR16C872CQ EXAR [Exar Corporation], XR16C872CQ Datasheet - Page 51

• Manufacturer Part Number: XR16C872CQ
• Description: DUAL UART WITH 1284 PARALLEL PORT AND PLUG-AND-PLAY CONTROLLER
• Manufacturer: EXAR [Exar Corporation]

Rev. 1.00
I O W #
A0-A15
D0-D7
A E N
R T S #
D T R #
Outputs
C D #
C T S #
D S R #
Inputs
I N T
R I #
I O W #
I O R #
T3AS
Change of state
Active
Modem input/output timing
ISA Bus Write Timing
Valid Address
DISCONTINUED
T 1 2 D
T 1 3 D
Active
T 9 W R
Change of state
T10DS
Valid
Change of state
51
Data
Active
Active
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T 1 4
D
Change of state
T 1 3 D
T11DH
Active
T4AH
Active
T6DY
XR16C872
Change of state
T 1 3 D
Active
Active
X R 8 7 2 M D
X R 8 7 2 W R