xr16l2552im Exar Corporation, xr16l2552im Datasheet - Page 41
xr16l2552im
Manufacturer Part Number
xr16l2552im
Description
Industry Smallest Package Uart With 2.25v To 5.5v Operation
Manufacturer
Exar Corporation
Datasheet
1.XR16L2552IM.pdf
(47 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
xr16l2552im-F
Manufacturer:
Exar Corporation
Quantity:
10 000
Part Number:
xr16l2552im-F
Manufacturer:
EXAR/艾科嘉
Quantity:
20 000
xr
REV. 1.1.1
F
F
IGURE
IGURE
RXRDY#
RX
INT
IOR#
(Reading data out
of RX FIFO)
RX
INT
RXRDY#
IOR#
(Reading data out
of RX FIFO)
20. R
21. R
ECEIVE
First Byte is
Received in
ECEIVE
RX FIFO
Start
Start
Bit
S
Bit
S
D0:D7
D0:D7
R
R
Stop
Bit
EADY
EADY
Trigger Level or RX Data
RX FIFO fills up to RX
Stop
Bit
S
S
& I
T
& I
SSR
Timeout
D0:D7
D0:D7
NTERRUPT
NTERRUPT
T
T
Trigger Level or RX Data
RX FIFO fills up to RX
T
D0:D7
T
D0:D7
T
T
IMING
IMING
SSI
SSI
Timeout
[FIFO M
[FIFO M
S
S
T
SSR
D0:D7
D0:D7
41
ODE
ODE
T
T
, DMA D
, DMA E
S
S
2.25V TO 5.5V DUART WITH 16-BYTE FIFO
D0:D7
D0:D7
T
NABLED
ISABLED
T
S
S
T
T
RRI
D0:D7
RRI
D0:D7
]
]
FOR
FOR
T
T
RX FIFO drops
RX FIFO drops
Trigger Level
Trigger Level
below RX
S
C
below RX
C
S
HANNELS
HANNELS
D0:D7
D0:D7
Empties
T
Empties
FIFO
RR
T
T
RR
T
FIFO
RXINTDMA#
A & B
RXFIFODMA
A & B
XR16L2552