Datasheet

TL16C554A, TL16C554AI
ASYNCHRONOUS-COMMUNICATIONS ELEMENT


SLLS509E − AUGUST 2001 − REVISED JUNE 2010
2
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
28 29
DSRD
CTSD
DTRD
GND
RTSD
INTD
CSD
TXD
IOR
TXC
CSC
INTC
RTSC
V
CC
DTRC
CTSC
DSRC
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
30
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
DSRA
CTSA
DTRA
V
CC
RTSA
INTA
CSA
TXA
IOW
TXB
CSB
INTB
RTSB
GND
DTRB
CTSB
DSRB
31 32 33 34
FN PACKAGE
(TOP VIEW)
D2 D1
87 6 5493
RXA GND D7 D6 D5 D4 D3
XTAL2
RESET
RXRDY
TXRDY
RXB
NC
A2 A1 A0
XTAL1
168672
35 36 37 38 39
66 65
27
DCDB
D0 INTN
64 63 62 61
40 41 42 43
GND
RXC
RIC
DCDC
RXD RID DCDD DCDA RIA
V
CC
RIB
V
CC
NC − No internal connection