参数资料
型号: FT232HL-REEL
厂商: FTDI, Future Technology Devices International Ltd
文件页数: 18/65页
文件大小: 0K
描述: IC HS USB TO UART/FIFO 48LQFP
应用说明: FT1248 Application Note
标准包装: 1
通道数: 1,UART
FIFO's: 4kb
规程: RS232,RS422,RS485
电源电压: 1.62 V ~ 1.98 V,2.97 V ~ 3.63 V
带并行端口:
带故障启动位检测功能:
带调制解调器控制功能:
安装类型: 表面贴装
封装/外壳: 48-LQFP
供应商设备封装: 48-LQFP(7x7)
包装: 标准包装
其它名称: 768-1101-6
Copyright 2012 Future Technology Devices International Limited
25
Document No.: FT_000288
FT232H SINGLE CHANNEL HI-SPEED USB TO MULTIPURPOSE UART/FIFO IC
Datasheet Version 1.8
Clearance No.: FTDI #199
4.3.2 RS422 Configuration
Figure 4.2 illustrates how the FT232H can be configured as a RS422 interface.
Figure 4.2 Dual RS422 Configuration
In this case the FT232H is configured as UART operating at TTL levels and a level converter device (full
duplex RS485 transceiver) is used to convert the TTL level signals from the FT232H to RS422 levels. The
PWREN# signal is used to power down the level shifters such that they operate in a low quiescent current
when the USB interface is in suspend mode.
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FT232R 制造商:FTDI 制造商全称:FTDI 功能描述:USB UART IC - Single chip USB to asynchronous serial data transfer interface
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