XR16C864IQ-F Exar Corporation, XR16C864IQ-F Datasheet - Page 29
![IC UART FIFO 128B QUAD 100QFP](/photos/29/6/290689/tqfp100_sml.jpg)
XR16C864IQ-F
Manufacturer Part Number
XR16C864IQ-F
Description
IC UART FIFO 128B QUAD 100QFP
Manufacturer
Exar Corporation
Type
Quad UART with 128-byte FIFOsr
Datasheet
1.XR16C864IQ-F.pdf
(51 pages)
Specifications of XR16C864IQ-F
Number Of Channels
4, QUART
Package / Case
100-BQFP
Features
*
Fifo's
128 Byte
Protocol
RS232, RS485
Voltage - Supply
2.97 V ~ 5.5 V
With Auto Flow Control
Yes
With Irda Encoder/decoder
Yes
With False Start Bit Detection
Yes
With Modem Control
Yes
With Cmos
Yes
Mounting Type
Surface Mount
Data Rate
2 Mbps
Supply Voltage (max)
5.5 V
Supply Voltage (min)
2.97 V
Supply Current
3 mA to 6 mA
Maximum Operating Temperature
+ 70 C
Minimum Operating Temperature
0 C
Mounting Style
SMD/SMT
Operating Supply Voltage
2.97 V to 5.5 V
No. Of Channels
4
Uart Features
Tx/Rx FIFO Counters
Supply Voltage Range
2.97V To 5.5V
Operating Temperature Range
-40°C To +85°C
Digital Ic Case Style
QFP
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Other names
1016-1277
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
XR16C864IQ-F
Manufacturer:
NAIS
Quantity:
420
Company:
Part Number:
XR16C864IQ-F
Manufacturer:
Exar Corporation
Quantity:
10 000
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REV. 2.0.1
The Line Control Register is used to specify the asynchronous data communication format. The word or
character length, the number of stop bits, and the parity are selected by writing the appropriate bits in this
register.
LCR[1:0]: TX and RX Word Length Select
These two bits specify the word length to be transmitted or received.
4.6
FCTR
B
IT
0
0
1
1
-5
Line Control Register (LCR) - Read/Write
FCTR
B
IT
0
1
0
1
-4
B
FCR
IT
X
0
0
1
1
0
0
1
1
0
0
1
1
-7
T
ABLE
B
FCR
IT
X
0
1
0
1
0
1
0
1
0
1
0
1
11: T
-6
BIT-1
RANSMIT AND
0
0
1
1
B
FCR
IT
X
0
0
0
1
1
0
0
1
1
-5
BIT
FCR
X
0
0
1
0
1
0
1
0
1
BIT-0
-4
R
0
1
0
1
ECEIVE
T
Programmable
FCTR[7] = 0.
RIGGER
1 (default)
R
via TRG
register.
29
ECEIVE
14
16
24
28
16
56
60
FIFO T
4
8
8
8
2.97V TO 5.5V QUAD UART WITH 128-BYTE FIFO
L
EVEL
W
RIGGER
ORD LENGTH
5 (default)
Programmable
FCTR[7] = 1.
1 (default)
6
7
8
T
T
via TRG
register.
RANSMIT
L
RIGGER
EVEL
L
16
24
30
16
32
56
8
8
EVEL
S
ELECTION
Table-A. 16C550, 16C2550,
16C2552, 16C554, 16C580
compatible.
Table-B. 16C650A compatible.
Table-C. 16C654 compatible.
Table-D. 16L2750, 16C2850,
16C2852, 16C850, 16C864
compatible.
C
OMPATIBILITY
XR16C864