ST16C550 Exar Corporation, ST16C550 Datasheet - Page 2

• Manufacturer Part Number: ST16C550
• Description: UART WITH 16-BYTE FIFO
• Manufacturer: Exar Corporation

ST16C550
Figure 1, PACKAGE DESCRIPTION, ST16C550
-BAUDOUT
RCLK
Rev. 4.30
-CS2
N.C.
N.C.
CS0
CS1
RX
D5
D6
D7
TX
10
11
12
1
2
3
4
5
6
7
8
9
48 Pin TQFP Package
ST16C550CQ48
36
35
34
33
32
31
30
29
28
27
26
25
N.C.
RESET
-OP1
-DTR
-RTS
-OP2
INT
-RXRDY
A0
A1
A2
N.C.
2
-BAUDOUT
XTAL1
XTAL2
RCLK
-CS2
-IOW
GND
IOW
40 Pin DIP Package
CS0
CS1
RX
D0
D1
D2
D3
D4
D5
D6
D7
TX
10
11
12
13
14
15
16
17
18
19
20
1
2
3
4
5
6
7
8
9
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
VCC
-RI
-CD
-DSR
-CTS
RESET
-OP1
-DTR
-RTS
-OP2
INT
-RXRDY
A0
A1
A2
-AS
-TXRDY
-DDIS
IOR
-IOR