參數(shù)資料
型號(hào): ST16C550CJ44TR-F
廠商: Exar Corporation
文件頁(yè)數(shù): 1/35頁(yè)
文件大小: 0K
描述: IC UART FIFO 16B SGL 44PLCC
標(biāo)準(zhǔn)包裝: 500
特點(diǎn): *
通道數(shù): 1,UART
FIFO's: 16 字節(jié)
電源電壓: 2.97 V ~ 5.5 V
帶故障啟動(dòng)位檢測(cè)功能:
帶調(diào)制解調(diào)器控制功能:
帶CMOS:
安裝類型: 表面貼裝
封裝/外殼: 44-LCC(J 形引線)
供應(yīng)商設(shè)備封裝: 44-PLCC(16.59x16.59)
包裝: 帶卷 (TR)
其它名稱: ST16C550CJ44TR-F-ND
EXAR Corporation, 48720 Kato Road, Fremont, CA 94538
(510) 668-7000 FAX (510) 668-7017
ST16C550
Rev. 5.01
PLCC Package
UART WITH 16-BYTE FIFO’s
6
5
4
3
2
1
44
43
42
41
40
7
8
9
10
11
12
13
14
15
16
17
39
38
37
36
35
34
33
32
31
30
29
18
19
20
21
22
23
24
25
26
27
28
D5
D6
D7
RCLK
RX
N.C.
TX
CS0
CS1
-CS2
-BAUDOUT
RESET
-OP1
-DTR
-RTS
-OP2
N.C.
INT
-RXRDY
A0
A1
A2
D4
D3
D2
D1
D0
N.
C
.
VC
C
-R
I
-C
D
-D
S
R
-C
T
S
XT
AL
1
XT
AL
2
-I
O
W
IOW
GN
D
N.
C.
-I
O
R
IOR
-
DDI
S
-T
X
RDY
-A
S
ST16C550CJ44
April 2005
GENERAL DESCRIPTION
The ST16C550 (550) is a universal asynchronous re-
ceiver and transmitter with 16 byte transmit and receive
FIFO. It operates at 2.97 to 5.5 volts. A programmable
baud rate generator can select transmit and receive
clock rates from 50 bps to 1.5 Mbps.
The ST16C550 is an improved version of the NS16C550
UART with higher operating speed and lower access
time. The ST16C550 on board status registers provides
the error conditions, type and status of the transfer
operation being performed. Included is complete MO-
DEM control capability, and a processor interrupt
system that may be software tailored to the user’s
requirements. The ST16C550 provides internal loop-
back capability for on board diagnostic testing.
The ST16C550 is available in 40 pin PDIP, 44 pin PLCC,
and 48 pin TQFP packages. It is fabricated in an
advanced CMOS process to achieve low drain power
and high speed requirements.
FEATURES
PintopinandfunctionallycompatibletotheIndustry
Standard 16C550
2.97 to 5.5 volt operation
24MHz clock operation at 5V
16MHz clock operation at 3.3V
16 byte transmit FIFO
16 byte receive FIFO with error flags
Full duplex operation
Transmit and receive control
FourselectablereceiveFIFOinterrupttriggerlevels
ORDERING INFORMATION
Part number
Package
Operating temperature
Device Status
ST16C550CP40
40-Lead PDIP
0° C to + 70° C
Active. See the ST16C550CQ48 for new designs.
ST16C550CJ44
44-Lead PLCC
0° C to + 70° C
Active
ST16C550CQ48
48-Lead TQFP
0° C to + 70° C
Active
ST16C550IP40
40-Lead PDIP
-40° C to + 85° C
Active. See the ST16C550IQ48 for new designs.
ST16C550IJ44
44-Lead PLCC
-40° C to + 85° C
Active
ST16C550IQ48
48-Lead TQFP
-40° C to + 85° C
Active
Standardmodeminterface
CompatiblewithST16C450
Low operating current ( 1.2mA typ.)
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