XR16C854IQ View Datasheet(PDF) - Exar Corporation
Part Name
Description
MFG CO.
'XR16C854IQ' PDF : 54 Pages View PDF
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REV. 3.0.1
XR16C854/854D
2.97V TO 5.5V QUAD UART WITH 128-BYTE FIFO
FIGURE 3. PIN OUT ASSIGNMENT FOR PLCC PACKAGES IN 16 AND 68 MODE AND LQFP PACKAGES
DSRA# 10
CTSA# 11
DTRA# 12
VCC 13
RTSA# 14
INTA 15
CSA# 16
TXA 17
IOW# 18
TXB 19
CSB# 20
INTB 21
RTSB# 22
GND 23
DTRB# 24
CTSB# 25
DSRB# 26
XR16C854
68-pin PLCC
16 Mode
(16/68# pin connected to VCC)
60 DSRD#
59 CTSD#
58 DTRD#
57 GND
56 RTSD#
55 INTD
54 CSD#
53 TXD
52 IOR#
51 TXC
50 CSC#
49 INTC
48 RTSC#
47 VCC
46 DTRC#
45 CTSC#
44 DSRC#
DSRA# 10
CTSA# 11
DTRA# 12
VCC 13
RTSA# 14
IRQ# 15
CS# 16
TXA 17
R/W# 18
TXB 19
A3 20
N.C. 21
RTSB# 22
GND 23
DTRB# 24
CTSB# 25
DSRB# 26
XR16C854
68-pin PLCC
68 Mode
(16/68# pin connected to GND)
60 DSRD#
59 CTSD#
58 DTRD#
57 GND
56 RTSD#
55 N.C.
54 N.C.
53 TXD
52 N.C.
51 TXC
50 A4
49 N.C.
48 RTSC#
47 VCC
46 DTRC#
45 CTSC#
44 DSRC#
DSRA# 1
CTSA# 2
DTRA# 3
VCC 4
RTSA# 5
INTA 6
CSA# 7
TXA 8
IOW# 9
TXB 10
CSB# 11
INTB 12
RTSB# 13
GND 14
DTRB# 15
CTSB# 16
XR16C854
XR16C854D
64-pin LQFP
16 Mode only
48 DSRD#
47 CTSD#
46 DTRD#
45 GND
44 RTSD#
43 INTD
42 CSD#
41 TXD
40 IOR#
39
TX
C
38 CSC#
37 INTC
36 RTSC#
35 VCC
34 DTRC#
33 CTSC#
ORDERING INFORMATION
PART NUMBER
XR16C854CJ
XR16C854IJ
XR16C854CV
XR16C854IV
XR16C854DCV
XR16C854DIV
XR16C854CQ
XR16C854IQ
PACKAGE
68-Lead PLCC
68-Lead PLCC
64-Lead LQFP
64-Lead LQFP
64-Lead LQFP
64-Lead LQFP
100-Lead QFP
100-Lead QFP
OPERATING TEMPERATURE RANGE
0°C to +70°C
-40°C to +85°C
0°C to +70°C
-40°C to +85°C
0°C to +70°C
-40°C to +85°C
0°C to +70°C
-40°C to +85°C
DEVICE STATUS
Active
Active
Active
Active
Active
Active
Active
Active
3
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