参数资料
型号: FT245BL
厂商: Future Technology Devices International Ltd
元件分类: 微控制器/微处理器
中文描述: SPECIALTY MICROPROCESSOR CIRCUIT, PQFP32
封装: 7 X 7 MM, 0.80 MM PITCH, LEAD FREE, LQFP-32
文件页数: 15/24页
文件大小: 995K
代理商: FT245BL
DS245B Version 1.7
Future Technology Devices Intl. Ltd. 2005
Page 22 of 24
FT245BM USB FIFO ( USB - Parallel ) I.C.
Figure 12
Microprocessor Interface Example
25
24
23
22
21
20
19
18
15
16
14
12
11
D0
D1
D2
D3
D4
D5
D6
D7
RD#
SI / WU
RXF#
WR
TXE#
FT245BM
IO10
IO11
IO12
IO13
IO14
IO15
IO16
IO17
IO20
IO24
IO23
IO21
IO22
Microcontroller
IO
Port
1
IO
Port
2
( Optional )
Figure 12 illustrates a typical interface between the FT245BM and a MicroController (MCU). This examples uses two
IO Ports of the MCU, one port (8 bits) to transfer data and the other port (4 / 5 bits) to monitor the TXE# and RXF#
status bits and generate the RD# and WR strobes to the FT245BM as required. Optionally, SI / WU can be connected
to another IO pin if this function is required. If the SI / WU function is not required, tie this pin of the FT245BM to
VCCIO. If the MCU is handling power management functions, then PWREN# should also be connected to an IO pin of
the MCU.
The 8 data bits of Port 1 can be shared with other peripherals when the MCU is not accessing the FT245BM.
OBSOLETE
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相关代理商/技术参数
参数描述
FT245BL/TR 制造商:Future Technology Devices International (FTDI Chip) 功能描述:IC USB FIFO SMD LQFP32 245 制造商:Future Technology Devices International (FTDI Chip) 功能描述:IC, USB FIFO, SMD, LQFP32, 245 制造商:Future Technology Devices International (FTDI Chip) 功能描述:IC, USB FIFO INTERFACE, 480MBPS, LQFP-32; USB Type:FIFO; USB Version:1.1, 2.0; Supply Voltage Min:4.35V; Supply Voltage Max:5.25V; Digital IC Case Style:LQFP; No. of Pins:32; Data Rate:480Mbps; No. of Ports:2; MSL:MSL 3 - 168 hours ;RoHS Compliant: Yes
FT245BL-REEL 功能描述:USB 接口集成电路 USB to Parallel FIFO IC LQFP-32 RoHS:否 制造商:Cypress Semiconductor 产品:USB 2.0 数据速率: 接口类型:SPI 工作电源电压:3.15 V to 3.45 V 工作电源电流: 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:WLCSP-20
FT245BL-TRAY 制造商:Future Technology Devices International (FTDI Chip) 功能描述:USB FIFO ( USB - PARALLEL ) I.C.
FT245BM 功能描述:先进先出 Obsolete See FT245RL RoHS:否 制造商:IDT 电路数量: 数据总线宽度:18 bit 总线定向:Unidirectional 存储容量:4 Mbit 定时类型:Synchronous 组织:256 K x 18 最大时钟频率:100 MHz 访问时间:10 ns 电源电压-最大:3.6 V 电源电压-最小:6 V 最大工作电流:35 mA 最大工作温度:+ 85 C 封装 / 箱体:TQFP-80 封装:
FT245BM-TRAY 功能描述:USB 接口集成电路 Obsolete See FT245RL RoHS:否 制造商:Cypress Semiconductor 产品:USB 2.0 数据速率: 接口类型:SPI 工作电源电压:3.15 V to 3.45 V 工作电源电流: 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:WLCSP-20