XR16L2450IJ-F Exar Corporation, XR16L2450IJ-F Datasheet - Page 25

• Manufacturer Part Number: XR16L2450IJ-F
• Description: 2.25 To 5.5V W/ 5V TOLERANT DUART
• Manufacturer: Exar Corporation

Specifications of XR16L2450IJ-F

• Features: *
• Number Of Channels: 2, DUART
• Fifo's: 1 Byte
• Protocol: RS232
• Voltage - Supply: 2.25 V ~ 5.5 V
• With False Start Bit Detection: Yes
• With Modem Control: Yes
• With Cmos: Yes
• Mounting Type: Surface Mount
• Package / Case: 44-LCC (J-Lead)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

xr
REV. 1.1.1
F
F
IGURE
IGURE
INT
INT*
IOW#
RX
IOR#
(Reading data
out of RHR)
TX
(Unloading)
(Loading data
into THR)
*INT is cleared when the ISR is read or when data is loaded into the THR.
12. I
13. I
IER[1]
enabled
NTERRUPT
NTERRUPT
T
WRI
T
INT
Start
Start
Bit
Bit
T
T
IMING FOR
IMING FOR
ISR is read
D0:D7
D0:D7
C
C
T
HANNELS
HANNELS
WRI
Stop
Stop
Bit
Bit
T
T
INT
RSI
in RHR
1 Byte
T
SSI
A & B
A & B
ISR is read
D0:D7
D0:D7
25
T
RSI
in RHR
1 Byte
T
SSI
T
WRI
T
INT
D0:D7
ISR is read
2.25V TO 5.5V DUART
D0:D7
TXNonFIFO
T
RSI
in RHR
1 Byte
XR16L2450
T
RXNFM
SSI