TL16C750 Datasheet, PDF (21/35 Pages) Texas Instruments – ASYNCHRONOUS COMMUNICATIONS ELEMENT WITH 64-BYTE FIFOs AND AUTOFLOW CONTROL

TL16C750
ASYNCHRONOUS COMMUNICATIONS ELEMENT
WITH 64-BYTE FIFOs AND AUTOFLOW CONTROL
SLLS191C – JANUARY 1995 – REVISED DECEMBER 1997
APPLICATION INFORMATION
TL16C750
18
XIN
Alternate
Crystal Control
A16 – A23
CPU
ADS
RSI/ABT
AD0 – AD15
PHI1 PHI2
A16 – A23
Address
Decoder
14
CS0
15
CS1
16
CS2
19
XOUT
17
BAUDOUT
10
RCLK
Buffer
AD0 – AD7
28
ADS
39
MR
A0 – A2
D0 – D2
37
DTR
36
RTS
38
OUT1
35
OUT2
43
RI
42
DCD
41
DSR
40
CTS
PHI1
PHI2
ADS
TCU
RSTO
RD
WR
24
RD1
20
WR1
AD0 – AD15
25
RD2
21
WR2
13
SOUT
11
SIN
33
INTRPT
27
TXRDY
26
DDIS
32
RXRDY
NOTE A: Terminal numbers shown are for the FN package.
GND
(VSS)
22
44
5V
(VCC)
Figure 20. Typical TL16C750 Connection to a CPU
20
1
8
6
5
2
3
7
1
EIA-232-D
Connector
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21