ST16C1450
2.97V TO 5.5V UART
F
IGURE
2. ST16C1450 P
INOUTS
48-TQFP PACKAGE
DSR#
VCC
N.C.
N.C.
N.C.
CD#
N.C.
N.C.
D3
D2
D1
D0
xr
REV. 4.2.1
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
N.C.
N.C.
D4
D5
D6
D7
RX
TX
CS#
N.C.
N.C.
N.C.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
N.C.
N.C.
CTS#
RESET
DTR#
RTS#
A0
N.C.
A1
A2
N.C.
N.C.
ST16C1450CQ48
31
30
29
28
27
26
25
N
OTE
:
PINOUTS NOT TO SCALE
.
ACTUAL SIZE OF TQFP PACKAGE
IS SMALLER THAN PLCC PACKAGE
.
28-PLCC PACKAGES
26 DSR#
XTAL1
XTAL2
GND
N.C.
N.C.
N.C.
N.C.
RST
INT
IOW#
IOR#
RI#
28
VCC
D3
D2
D1
D0
D4
D5
D6
D7
RX
TX
27
4
3
2
1
CD#
5
6
7
8
9
10
25
24
23
CTS#
RESET
DTR#
RTS#
A0
A1
A2
ST16C1450CJ28
22
21
20
19
CS# 11
12
13
14
15
16
17
RI#
18
INT
XTAL1
XTAL2
GND
ORDERING INFORMATION
O
PERATING
P
ART
N
UMBER
ST16C1450CJ28
ST16C1450CQ48
ST16C1450IJ28
ST16C1450IQ48
P
ACKAGE
28-Lead PLCC
48-Lead TQFP
28-Lead PLCC
48-Lead TQFP
T
EMPERATURE
R
ANGE
0°C to +70°C
0°C to +70°C
-40°C to +85°C
-40°C to +85°C
D
EVICE
S
TATUS
Active
Active
Active
Active
2
IOW#
IOR#
EXAR [ EXAR CORPORATION ]
