參數資料
型號: XR16L2752IJ
廠商: EXAR CORP
元件分類: 微控制器/微處理器
英文描述: 2.25V TO 5.5V DUART WITH 64-BYTE FIFO
中文描述: 2 CHANNEL(S), 6.25M bps, SERIAL COMM CONTROLLER, PQCC44
封裝: PLASTIC, LCC-44
文件頁數: 45/49頁
文件大?。?/td> 619K
代理商: XR16L2752IJ
xr
REV. 1.2.0
XR16L2752
2.25V TO 5.5V DUART WITH 64-BYTE FIFO
45
F
IGURE
22. T
RANSMIT
R
EADY
& I
NTERRUPT
T
IMING
[FIFO M
ODE
, DMA M
ODE
D
ISABLED
]
FOR
C
HANNELS
A & B
F
IGURE
23. T
RANSMIT
R
EADY
& I
NTERRUPT
T
IMING
[FIFO M
ODE
, DMA M
ODE
E
NABLED
]
FOR
C
HANNELS
A & B
TX
TXRDY#
IOW#
(Loading data
into FIFO)
INT*
TXDMA#
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
WRI
(Unloading)
Last Data Byte
Transmitted
TX FIFO fills up
to trigger level
TX FIFO drops
below trigger level
Data in
TX FIFO
TX FIFO
Empty
T
WT
T
SRT
TX FIFO
Empty
T
T
S
T
SI
ISR is read
IER[1]
enabled
ISR is read
*INT is cleared when the ISR is read or when TX FIFO fills up to the trigger level.
TX
TXRDY#
IOW#
(Loading data
into FIFO)
INT*
D0:D7
S
TXDMA
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
WRI
T
(Unloading)
Last Data Byte
Transmitted
TX FIFO fills up
to trigger level
TX FIFO drops
below trigger level
At least 1
empty location
in FIFO
T
SRT
TX FIFO
Full
T
WT
T
SI
ISR Read
ISR Read
*INT cleared when the ISR is read or when TX FIFO fills up to trigger level.
IER[1]
enabled
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參數描述
XR16L2752IJ-F 功能描述:UART 接口集成電路 UART RoHS:否 制造商:Texas Instruments 通道數量:2 數據速率:3 Mbps 電源電壓-最大:3.6 V 電源電壓-最小:2.7 V 電源電流:20 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:LQFP-48 封裝:Reel
XR16L2752IJTR-F 制造商:Exar Corporation 功能描述:XR16L2752 Series 6.25 Mbps 5.5 V Dual UART With 64-Byte FIFO - PLCC-44
XR16L570 制造商:EXAR 制造商全稱:EXAR 功能描述:SMALLEST 1.62V TO 5.5V UART WITH 16-BYTE FIFO AND POWERSAVE
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