参数资料
型号: FT232HL-REEL
厂商: FTDI, Future Technology Devices International Ltd
文件页数: 65/65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
9
Document No.: FT_000288
FT232H SINGLE CHANNEL HI-SPEED USB TO MULTIPURPOSE UART/FIFO IC
Datasheet Version 1.8
Clearance No.: FTDI #199
3.3 Signal Description
The operation of the following FT232H pins are the same regardless of the configured mode:-
Pin No.
Name
Type
Description
40
**
VREGIN
POWER
input
+5.0V or 3V3 power supply input.
37
VCCA
POWER
output
+1.8V output. Should not be used.
38
VCORE
POWER
output
+1.8V output. Should not be used.
39
**
VCCD
POWER
output or
input
+3.3V output or input.
12, 24, 46
VCCIO
POWER
input
+3.3V input. I/O interface power supply input
8
VPLL
POWER
Input
+3.3V input. Internal PLL power supply input. It is
recommended that this supply is filtered using an LC filter.
(See figure 6.1)
3
VPHY
POWER
Input
+3.3V input. Internal USB PHY power supply input. Note that
this cannot be connected directly to the USB supply. A +3.3V
regulator must be used. It is recommended that this supply is
filtered using an LC filter.(See figure 6.1)
4,9,41
AGND
POWER
Input
0V Ground input.
10,11,22,23,35,36,47,48
GND
POWER
Input
0V Ground input.
Table 3.1 Power and Ground
** If pin 40 (VREGIN) is +5.0V, pin 39 becomes an output and If pin 40 (VREGIN) is 3V3 pin 39 becomes
an input.
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