REV. 1.3.0 FIGURE 1. XR21V1414 B
參數(shù)資料
型號(hào): XR21V1414IM48-F
廠商: Exar Corporation
文件頁數(shù): 12/34頁
文件大?。?/td> 0K
描述: IC UART FIFO USB QUAD 48TQFP
產(chǎn)品培訓(xùn)模塊: UART Product Overview
XR21V141x Full-Speed USB UART Family
特色產(chǎn)品: XR21V141x Full-Speed USB UART
標(biāo)準(zhǔn)包裝: 250
特點(diǎn): *
通道數(shù): 1,UART
FIFO's: 128 字節(jié)
規(guī)程: USB 2.0
電源電壓: 3.3V
帶自動(dòng)流量控制功能:
安裝類型: 表面貼裝
封裝/外殼: 48-TQFP
供應(yīng)商設(shè)備封裝: 48-TQFP(7x7)
包裝: 托盤
配用: 1016-1303-ND - EVAL BOARD FOR XR21V1414IM
其它名稱: 1016-1304
XR21V1414
2
4-CH FULL-SPEED USB UART
REV. 1.3.0
FIGURE 1. XR21V1414 BLOCK DIAGRAM
USB Slave
Interface
128-byte
TX FIFO
GPIOs/
Modem IO
TXA
RXA
Internal
48MHz
Oscillator
3.3V to 1.2V
Regulator
DATA+
DATA-
384-byte
RX FIFO
GPIOA5/RTSA#/RS485A
GPIOA4/CTSA#
GPIOA3/DTRA#
GPIOA2/DSRA#
GPIOA1/CDA#
GPIOA0/RIA#
UART Channel A
UART Channel B
(Same as Ch A)
UART Channel C
(Same as Ch A)
UART Channel D
(Same as Ch A)
Fractional
BRG
TXB
RXB
GPIOB[5:0]/ModemIO
TXC
RXC
GPIOC[5:0]/ModemIO
TXD
RXD
GPIOD[5:0]/ModemIO
Internal
Status and
Control
Registers
3.3V VCC
GND
I
2C
Interface
SDA
SCL
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