參數(shù)資料
型號(hào): FT232HQ-REEL
廠商: FTDI, Future Technology Devices International Ltd
文件頁數(shù): 2/65頁
文件大?。?/td> 0K
描述: IC HS USB TO UART/FIFO 48QFN
應(yīng)用說明: FT1248 Application Note
標(biāo)準(zhǔn)包裝: 1
通道數(shù): 1,UART
FIFO's: 4kb
規(guī)程: RS232,RS422,RS485
電源電壓: 1.62 V ~ 1.98 V,2.97 V ~ 3.63 V
帶并行端口:
帶故障啟動(dòng)位檢測(cè)功能:
帶調(diào)制解調(diào)器控制功能:
安裝類型: 表面貼裝
封裝/外殼: 48-VFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 48-QFN(8x8)
包裝: 標(biāo)準(zhǔn)包裝
其它名稱: 768-1102-6
Copyright 2012 Future Technology Devices International Limited
10
Document No.: FT_000288
FT232H SINGLE CHANNEL HI-SPEED USB TO MULTIPURPOSE UART/FIFO IC
Datasheet Version 1.8
Clearance No.: FTDI #199
Pin No.
Name
Type
Description
1
OSCI
INPUT
Oscillator input.
2
OSCO
OUTPUT
Oscillator output.
5
REF
INPUT
Current reference – connect via a 12K resistor @ 1% to GND.
6
DM
INPUT
USB Data Signal Minus.
7
DP
INPUT
USB Data Signal Plus.
42
TEST
INPUT
IC test pin – for normal operation must be connected to GND.
34
RESET#
INPUT
Reset input (active low).
31
PWRSAV#
INPUT
USB Power Save input. This is an EEPROM configurable option which
is set using a ’Suspend on DBus7 Low’ bit on FT_PROG . This option
is available when the FT232H is on a self powered mode and is used
to prevent forcing current down the USB lines when the host or hub
is powered off.
PWRSAV# = 1 : Normal Operation
PWRSAV# = 0 : FT232H forced into SUSPEND mode.
PWRSAV# can be connected to VBUS of the USB connector (via a
39KΩ resistor). When this input goes high, then it indicates to the
FT232H that it is connected to a host PC. When the host or hub is
powered down then the FT232H is held in SUSPEND mode.
Table 3.2 Common Function pins
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