ST16C450 Exar Corporation, ST16C450 Datasheet - Page 3
ST16C450
Manufacturer Part Number
ST16C450
Description
UNIVERSAL ASYNCHRONOUS RECEIVER/TRANSMITTER (UART)
Manufacturer
Exar Corporation
Datasheet
1.ST16C450.pdf
(28 pages)
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-IOW,IOW
-IOR,IOR
CS0,CS1
Rev. 4.20
RESET
CSOUT
D0-D7
-DDIS
A0-A2
-CS2
INT
-AS
Figure 2, BLOCK DIAGRAM
Baud Rate
Generator
3
Clock
&
Transmit
Register
Register
Receive
Shift
Shift
Control
Modem
Logic
ST16C450
TX
RX
-DTR,-RTS
-OP1,-OP2
-CTS
-RI
-CD
-DSR