參數(shù)資料
型號(hào): FT232HQ-REEL
廠商: FTDI, Future Technology Devices International Ltd
文件頁數(shù): 44/65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
49
Document No.: FT_000288
FT232H SINGLE CHANNEL HI-SPEED USB TO MULTIPURPOSE UART/FIFO IC
Datasheet Version 1.8
Clearance No.: FTDI #199
The I/O pins are +3.3v cells, which are +5V tolerant (except the USB PHY pins).
Parameter
Description
Minimum
Typical
Maximum
Units
Conditions
Voh
Output Voltage High
2.4
VCCIO
V
Ioh = +/-2mA
I/O Drive strength*
= 4mA
2.4
VCCIO
V
I/O Drive strength*
= 8mA
2.4
VCCIO
V
I/O Drive strength*
= 12mA
2.4
VCCIO
V
I/O Drive strength*
= 16mA
Vol
Output Voltage Low
0
0.4
V
Iol = +/-2mA
I/O Drive strength*
= 4mA
0
0.4
V
I/O Drive strength*
= 8mA
0
0.4
V
I/O Drive strength*
= 12mA
0
0.4
V
I/O Drive strength*
= 16mA
Vil
Input low Switching
Threshold
0.8
V
LVTTL
Vih
Input High Switching
Threshold
2.0
V
LVTTL
Vt
Switching Threshold
1.5
V
LVTTL
Vt-
Schmitt trigger negative
going threshold voltage
0.8
1.1
V
Vt+
Schmitt trigger positive
going threshold voltage
1.6
2.0
V
Rpu
Input pull-up resistance
40
75
190
K
Vin = 0
Rpd
Input pull-down
resistance
40
75
190
K
Vin =VCCIO
Iin
Input Leakage Current
-10
+/-1
10
μA
Vin = 0
Ioz
Tri-state output leakage
current
-10
+/-1
10
μA
Vin = 5.5V or 0
Table 5.3 I/O Pin Characteristics VCCIO = +3.3V (except USB PHY pins)
* The I/O drive strength and slow slew-rate are configurable in the EEPROM.
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