ST16C550_05 Datasheet, PDF (2/35 Pages) Exar Corporation – UART WITH 16-BYTE FIFO’s

ST16C550
Figure 1, PACKAGE DESCRIPTION, ST16C550
48 Pin TQFP Package
N.C. 1
D5 2
D6 3
D7 4
RCLK 5
N.C. 6
RX 7
TX 8
CS0 9
CS1 10
-CS2 11
-BAUDOUT 12
ST16C550CQ48
36 N.C.
35 RESET
34 -OP1
33 -DTR
32 -RTS
31 -OP2
30 INT
29 -RXRDY
28 A0
27 A1
26 A2
25 N.C.
40 Pin DIP Package
D0 1
D1 2
D2 3
D3 4
D4 5
D5 6
D6 7
D7 8
RCLK 9
RX 10
TX 11
CS0 12
CS1 13
-CS2 14
-BAUDOUT 15
XTAL1 16
XTAL2 17
-IOW 18
IOW 19
GND 20
40 VCC
39 -RI
38 -CD
37 -DSR
36 -CTS
35 RESET
34 -OP1
33 -DTR
32 -RTS
31 -OP2
30 INT
29 -RXRDY
28 A0
27 A1
26 A2
25 -AS
24 -TXRDY
23 -DDIS
22 IOR
21 -IOR
Rev. 5.01
2