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XR16C864IQ-F

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30P31-P33P34-P36P37-P39P40-P42P43-P45P46-P48P49-P51
XR16C864
46
2.97V TO 5.5V QUAD UART WITH 128-BYTE FIFO
REV. 2.2.0
F
IGURE
16. 16 M
ODE
(I
NTEL
) D
ATA
B
US
W
RITE
T
IMING
FOR
C
HANNELS
A-D
F
IGURE
17. 68 M
ODE
(M
OTOROLA
) D
ATA
B
US
R
EAD
T
IMING
FOR
C
HANNELS
A-D
16Write
T
AS
T
DH
T
AH
T
WR
T
DS
T
DY
T
DH
T
DS
T
AH
T
AS
T
CS
Valid Address Valid Address
Valid Data Valid Data
A0-A7
CS#
IOW#
D0-D7
T
CS
T
WR
68Read
T
ADS
T
RDH
T
ADH
T
CSL
T
RDA
T
CSD
T
RWS
Valid Address Valid Address
Valid Data
A0-A7
CS#
R/W#
D0-D7
T
RWH
Valid Data
XR16C864
47
REV. 2.2.0
2.97V TO 5.5V QUAD UART WITH 128-BYTE FIFO
F
IGURE
18. 68 M
ODE
(M
OTOROLA
) D
ATA
B
US
W
RITE
T
IMING
FOR
C
HANNELS
A-D
F
IGURE
19. R
ECEIVE
R
EADY
& I
NTERRUPT
T
IMING
[N
ON
-FIFO M
ODE
]
FOR
C
HANNELS
A-D
68Write
TADS
TADHTCSL
TWDS
TCSD
TRWS
Valid Address Valid Address
Valid Data
A0-A7
CS#
R/W#
D0-D7
TRWH
Valid Data
T
WDH
RX
RXRDY#
IOR#
INT
D0:D7
Start
Bit
D0:D7
Stop
Bit
D0:D7
T
SSR
1 Byte
in RHR
Active
Data
Ready
Active
Data
Ready
Active
Data
Ready
1 Byte
in RHR
1 Byte
in RHR
T
SSR
T
SSR
RXNFM
T
RR
T
RR
T
RR
T
SSR
T
SSR
T
SSR
(Reading data
out of RHR)
XR16C864
48
2.97V TO 5.5V QUAD UART WITH 128-BYTE FIFO
REV. 2.2.0
F
IGURE
20. T
RANSMIT
R
EADY
& I
NTERRUPT
T
IMING
[N
ON
-FIFO M
ODE
]
FOR
C
HANNELS
A-D
F
IGURE
21. R
ECEIVE
R
EADY
& I
NTERRUPT
T
IMING
[FIFO M
ODE
, DMA D
ISABLED
]
FOR
C
HANNELS
A-D
TX
TXRDY#
IOW#
INT*
D0:D7
Start
Bit
D0:D7
Stop
Bit
D0:D7
T
WT
TXNonFIFO
T
WT
T
WT
T
WRI
T
WRI
T
WRI
T
SRT
T
SRT
T
SRT
*INT is cleared when the ISR is read or when data is loaded into the THR.
ISR is read ISR is readISR is read
(Loading data
into THR)
(Unloading)
IER[1]
enabled
RX
RXRDY#
IOR#
INT
D0:D7
S
T
SSR
RXINTDMA#
RX FIFO fills up to RX
Trigger Level or RX Data
Timeout
RX FIFO drops
below RX
Trigger Level
FIFO
Empties
First Byte is
Received in
RX FIFO
D0:D7
S
D0:D7
T
D0:D7
S
D0:D7
S
T
D0:D7
S
T
T
D0:D7
S
T
Start
Bit
Stop
Bit
T
RR
T
RRI
T
SSI
(Reading data out
of RX FIFO)
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30P31-P33P34-P36P37-P39P40-P42P43-P45P46-P48P49-P51

XR16C864IQ-F

Mfr. #:
Buy XR16C864IQ-F
Manufacturer:
MaxLinear
Description:
UART Interface IC UART
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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