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器件描述：DUAL ASYCHRONOUS COMMUNICATIONS ELEMENT WITH FIFO
器件厂商：TI [Texas Instruments]
厂商主页：http://www.ti.com/
文件大小：455.92KB
文件页数：33
PDF阅读：16C552.pdf (点击阅读器件资料)
摘要：
TL16C552
DUAL ASYCHRONOUS COMMUNICATIONS ELEMENT
WITH FIFO
SLLS102B – DECEMBER 1990 – REVISED MARCH 1996
1POST OFFICE BOX 655303 ? DALLAS, TEXAS 75265
C0068 IBM PC/AT? Compatible
C0068 Two TL16C550 ACEs
C0068 Enhanced Bidirectional Printer Port
C0068 16-Byte FIFOs Reduce CPU Interrupts
C0068 Independent Control of Transmit, Receive,
Line Status, and Data Set Interrupts on
Each Channel
C0068 Individual Modem Control Signals for Each
Channel
C0068 Programmable Serial Interface
Characteristics for Each Channel:
– 5-, 6-, 7-, or 8-bit Characters
– Even-, Odd-, or No-Parity Bit Generation
and Detection
– 1-, 1 1/2-, or 2-Stop Bit Generation
C0068 3-State TTL Drive for the Data and Control
Bus on Each Channel
C0068 Hardware and Software Compatible With
TL16C452
description
28 29
INT1
INT2
SLIN
INIT
AFD
STB
GND
PD0
PD1
PD2
PD3
PD4
PD5
PD6
PD7
INT0
BDO
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
SOUT1
DTR1
RTS1
CTS1
DB0
DB1
DB2
DB3
DB4
DB5
DB6
DB7
TXRDY0
V
DD
RTS0
DTR0
SOUT0
31 32 33 34
FN PACKAGE
(TOP VIEW)
ACK PE
87 6 5493
GND RI1 DSR1 CLK CS1 TRI PEMD
IOW
IOR
CS2
RESET
DCD0
RI0
DSR0
CS0
A2 A1 A0
168672
35 36 37 38 39
66 65
27
GND
CTS0
BUSY SLCT
64 63 62 61
40 41 42 43
SIN0
TXRDY1
ENIRQ
ERR SIN1 RXRDY1RXRDY0 DCD1
V
DD
V
DD
description
The TL16C552 is an enhanced dual channel version of the popular TL16C550 asynchronous communications
element (ACE). The device serves two serial input/output interfaces simultaneously in microcomputer or
microprocessor-based systems. Each channel performs serial-to-parallel conversion on data characters
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of Texas Instruments
standard warranty. Production processing does not necessarily include
testing of all parameters.
Copyright ? 1996, Texas Instruments Incorporated
IBM PC/AT is a trademark of International Business Machines Corporation.
相关器件：TL16C552 TL16C552FN
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