NOTE: Pin type" />
參數(shù)資料
型號(hào): XR19L222IL64-F
廠商: Exar Corporation
文件頁數(shù): 50/53頁
文件大小: 0K
描述: IC UART/TXRX RS232 64QFN
標(biāo)準(zhǔn)包裝: 260
特點(diǎn): *
通道數(shù): 2,DUART
FIFO's: 64 字節(jié)
規(guī)程: RS232
電源電壓: 3.3 V ~ 5.5 V
帶自動(dòng)流量控制功能:
帶IrDA 編碼器/解碼器:
帶故障啟動(dòng)位檢測(cè)功能:
帶調(diào)制解調(diào)器控制功能:
帶CMOS:
安裝類型: 表面貼裝
封裝/外殼: 64-VFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 64-QFN(9x9)
包裝: 托盤
XR19L222
6
TWO CHANNEL INTEGRATED UART AND RS-232 TRANSCEIVER
REV. 1.0.1
NOTE: Pin type: I=Input, O=Output, I/O= Input/output, OD=Output Open Drain. For CMOS/TTL Voltage levels, ’LOW’
indicates a voltage in the range 0V to VIL and ’HIGH" indicates a voltage in the range VIH to VCC. For RS-232
Voltage levels, ’LOW’ is any voltage < 1.5V and ’HIGH’ is any voltage > 3V.
-
PAD
Pwr The center pad on the backside of the 64-QFN package is metallic and is not electrically
connected to anything inside the device. It must be soldered on to the PCB and may be
optionally connected to GND on the PCB. The thermal pad size on the PCB should be the
approximate size of this center pad and should be solder mask defined. The solder mask
opening should be at least 0.0025" inwards from the edge of the PCB thermal pad.
NC
26, 28, 33,
34, 49, 50
-
No Connect. Note that in Motorola mode, the IOR# pin also becomes an NC pin.
Pin Descriptions
NAME
64-QFN
PIN#
TYPE
DESCRIPTION
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