TL16C550C, TL16C550CI
ASYNCHRONOUS COMMUNICATIONS ELEMENT
WITH AUTOFLOW CONTROL
SLLS177E – MARCH 1994 – REVISED APRIL1998
N PACKAGE
(TOP VIEW)
FN PACKAGE
(TOP VIEW)
D0
D1
D2
D3
D4
D5
D6
D7
RCLK
SIN
SOUT
CS0
CS1
CS2
BAUDOUT
XIN
XOUT
WR1
WR2
V
SS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
V
CC
RI
DCD
DSR
CTS
MR
OUT1
DTR
RTS
OUT2
INTRPT
RXRDY
A0
A1
A2
ADS
TXRDY
DDIS
RD2
RD1
D4
D3
D2
D1
D0
NC
VCC
RI
DCD
DSR
CTS
6 5 4
3
D5
D6
D7
RCLK
SIN
NC
SOUT
CS0
CS1
CS2
BAUDOUT
7
8
9
10
11
12
13
14
15
16
17
2 1 44 43 42 41 40
39
38
37
36
35
34
33
32
31
30
29
18 19 20 21 22 23 24 25 26 27 28
MR
OUT1
DTR
RTS
OUT2
NC
INTRPT
RXRDY
A0
A1
A2
PT/PFB PACKAGE
(TOP VIEW)
48 47 46 45 44 43 42 41 40 39 38 37
NC
D4
D3
D2
D1
D0
V
CC
RI
DCD
DSR
CTS
NC
NC
D5
D6
D7
RCLK
NC
SIN
SOUT
CS0
CS1
CS2
BAUDOUT
1
2
3
4
5
6
7
8
9
10
11
12
13 14 15 16 17 18 19 20 21 22 23 24
NC – No internal connection
2
POST OFFICE BOX 655303
NC
XIN
XOUT
WR1
WR2
VSS
RD1
RD2
NC
DDIS
TXRDY
ADS
•
DALLAS, TEXAS 75265
XIN
XOUT
WR1
WR2
VSS
NC
RD1
RD2
DDIS
TXRDY
ADS
36
35
34
33
32
31
30
29
28
27
26
25
NC
MR
OUT1
DTR
RTS
OUT2
INTRPT
RXRDY
A0
A1
A2
NC
TI [ TEXAS INSTRUMENTS ]
