FIGURE 25. T
鍙冩暩(sh霉)璩囨枡
鍨嬭櫉(h脿o)锛� XR16L2551IL-F
寤犲晢锛� Exar Corporation
鏂囦欢闋佹暩(sh霉)锛� 39/49闋�
鏂囦欢澶�?銆�?/td> 0K
鎻忚堪锛� IC UART FIFO 16B DUAL 32QFN
妯�(bi膩o)婧�(zh菙n)鍖呰锛� 490
鐗归粸(di菐n)锛� *
閫氶亾鏁�(sh霉)锛� 2锛孌UART
FIFO's锛� 16 瀛楃瘈(ji茅)
瑕�(gu墨)绋嬶細 RS232锛孯S485
闆绘簮闆诲锛� 2.25 V ~ 5.5 V
甯惰嚜鍕�(d貌ng)娴侀噺鎺у埗鍔熻兘锛� 鏄�
甯禝rDA 绶ㄧ⒓鍣�/瑙g⒓鍣細 鏄�
甯舵晠闅滃暉鍕�(d貌ng)浣嶆娓姛鑳斤細 鏄�
甯惰(di脿o)鍒惰В瑾�(di脿o)鍣ㄦ帶鍒跺姛鑳斤細 鏄�
甯禖MOS锛� 鏄�
瀹夎椤炲瀷锛� 琛ㄩ潰璨艰
灏佽/澶栨锛� 32-VFQFN 瑁搁湶鐒婄洡
渚涙噳(y墨ng)鍟嗚ō(sh猫)鍌欏皝瑁濓細 32-QFN 瑁搁湶鐒婄洡锛�5x5锛�
鍖呰锛� 鎵樼洡
鍏跺畠鍚嶇ū锛� 1016-1450
XR16L2551IL-F-ND
XR16L2551
44
LOW VOLTAGE DUART WITH POWERSAVE
REV. 1.1.3
FIGURE 25. TRANSMIT READY & INTERRUPT TIMING [FIFO MODE, DMA MODE ENABLED] FOR CHANNELS A & B
TX
TXRDY#
IOW#
INT*
TXDMA
D0:D7
S
D0:D7
T
D0:D7
S
D0:D7
S
T
D0:D7
S
T
D0:D7
S
T
Start
Bit
Stop
Bit
T
WRI
(Unloading)
(Loading data
into FIFO)
Last Data Byte
Transmitted
TX FIFO no
longer empty
TX FIFO
Empty
TX FIFO
Empty
T
S
T
SI
ISR is read
IER[1]
enabled
*INT is cleared when the ISR is read or when there is at least one character in the FIFO.
At least 1
empty location
in FIFO
T
SRT
TX FIFO
Full
T
WT
鐩搁棞(gu膩n)PDF璩囨枡
PDF鎻忚堪
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鍙冩暩(sh霉)鎻忚堪
XR16L2551ILTR-F 鍔熻兘鎻忚堪:UART 鎺ュ彛闆嗘垚闆昏矾 UART RoHS:鍚� 鍒堕€犲晢:Texas Instruments 閫氶亾鏁�(sh霉)閲�:2 鏁�(sh霉)鎿�(j霉)閫熺巼:3 Mbps 闆绘簮闆诲-鏈€澶�:3.6 V 闆绘簮闆诲-鏈€灏�:2.7 V 闆绘簮闆绘祦:20 mA 鏈€澶у伐浣滄韩搴�:+ 85 C 鏈€灏忓伐浣滄韩搴�:- 40 C 灏佽 / 绠遍珨:LQFP-48 灏佽:Reel
XR16L2551IM 鍒堕€犲晢:EXAR 鍒堕€犲晢鍏ㄧū:EXAR 鍔熻兘鎻忚堪:LOW VOLTAGE DUART WITH POWERSAVE
XR16L2551IM-0A-EB 鍔熻兘鎻忚堪:UART 鎺ュ彛闆嗘垚闆昏矾 Supports L2551 48 ld TQFP, ISA Interface RoHS:鍚� 鍒堕€犲晢:Texas Instruments 閫氶亾鏁�(sh霉)閲�:2 鏁�(sh霉)鎿�(j霉)閫熺巼:3 Mbps 闆绘簮闆诲-鏈€澶�:3.6 V 闆绘簮闆诲-鏈€灏�:2.7 V 闆绘簮闆绘祦:20 mA 鏈€澶у伐浣滄韩搴�:+ 85 C 鏈€灏忓伐浣滄韩搴�:- 40 C 灏佽 / 绠遍珨:LQFP-48 灏佽:Reel
XR16L2551IM-0B-EB 鍔熻兘鎻忚堪:UART 鎺ュ彛闆嗘垚闆昏矾 Supports L2551 48 ld TQFP, PCI Interface RoHS:鍚� 鍒堕€犲晢:Texas Instruments 閫氶亾鏁�(sh霉)閲�:2 鏁�(sh霉)鎿�(j霉)閫熺巼:3 Mbps 闆绘簮闆诲-鏈€澶�:3.6 V 闆绘簮闆诲-鏈€灏�:2.7 V 闆绘簮闆绘祦:20 mA 鏈€澶у伐浣滄韩搴�:+ 85 C 鏈€灏忓伐浣滄韩搴�:- 40 C 灏佽 / 绠遍珨:LQFP-48 灏佽:Reel
XR16L2551IM-F 鍔熻兘鎻忚堪:UART 鎺ュ彛闆嗘垚闆昏矾 UART RoHS:鍚� 鍒堕€犲晢:Texas Instruments 閫氶亾鏁�(sh霉)閲�:2 鏁�(sh霉)鎿�(j霉)閫熺巼:3 Mbps 闆绘簮闆诲-鏈€澶�:3.6 V 闆绘簮闆诲-鏈€灏�:2.7 V 闆绘簮闆绘祦:20 mA 鏈€澶у伐浣滄韩搴�:+ 85 C 鏈€灏忓伐浣滄韩搴�:- 40 C 灏佽 / 绠遍珨:LQFP-48 灏佽:Reel