參數(shù)資料
型號: XR16L2751CM
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 AND POWERSAVE
中文描述: 2 CHANNEL(S), 6.25M bps, SERIAL COMM CONTROLLER, PQFP48
封裝: 7 X 7 MM, 1 MM HEIGHT, TQFP-48
文件頁數(shù): 42/52頁
文件大?。?/td> 618K
代理商: XR16L2751CM
á
XR16L2751
2.25V TO 5.5V DUART WITH 64-BYTE FIFO AND POWERSAVE
REV. 1.0.0
42
T
RSI
Delay To Reset Interrupt From
IOR#
50
40
35
ns
100 pF load
T
SSI
Delay From Stop To Set Inter-
rupt
1
1
1
Bclk
T
RRI
Delay From IOR# To Reset
Interrupt
50
45
40
ns
100 pF load
T
SI
Delay From Stop To Interrupt
50
45
40
ns
T
INT
Delay From Initial INT Reset To
Transmit Start
8
24
8
24
8
24
Bclk
T
WRI
Delay From IOW# To Reset
Interrupt
50
45
40
ns
T
SSR
Delay From Stop To Set
RXRDY#
1
1
1
Bclk
T
RR
Delay From IOR# To Reset
RXRDY#
50
45
40
ns
T
WT
Delay From IOW# To Set
TXRDY#
50
45
40
ns
T
SRT
Delay From Center of Start To
Reset TXRDY#
8
8
8
Bclk
T
RST
Reset Pulse Width
40
40
40
ns
N
Baud Rate Divisor
1
2
16
-1
1
2
16
-1
1
2
16
-1
-
Bclk
Baud Clock
16X or 8X of data rate
Hz
F
IGURE
14. C
LOCK
T
IMING
AC ELECTRICAL CHARACTERISTICS
TA=0
O
TO
70
O
C (-40
O
TO
+85
O
C
FOR
INDUSTRIAL
GRADE
PACKAGE
), V
CC
IS
2.5- 5.0V +/-10%
S
YMBOL
P
ARAMETER
L
IMITS
2.5
M
IN
M
AX
L
IMITS
3.3
M
IN
M
AX
L
IMITS
5.0
M
IN
M
AX
U
NIT
C
ONDITIONS
OSC
CLK
CLK
EXTERNAL
CLOCK
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