参数资料
型号: VNC1L-1A
厂商: Future Technology Devices International Ltd
元件分类: 总线控制器
中文描述: UNIVERSAL SERIAL BUS CONTROLLER, PQFP48
封装: 7 X 7 MM, 0.50 MM PITCH, GREEN, LQFP-48
文件页数: 17/32页
文件大小: 672K
代理商: VNC1L-1A
Copyright 2009 Future Technology Devices International Limited
24
Document Reference No.: FT_000030
Vinculum VNC1L Embedded USB Host Controller IC Datasheet Version 2.02
Clearance No.: FTDI# 50
Parameter
Description
Minimum
Typical
Maximum
Units
Conditions
Voh
Output Voltage High
Vcc-0.4
3.6
V
I source = 8mA
Vol
Output Voltage Low
0.4
V
I sink = 8mA
Vin
Input Switching Threshold
0.8
1.4
2.0
V
Table 6.3 UART and CBUS I/O Pin Characteristics
Parameter
Description
Minimum
Typical
Maximum
Units
Conditions
Vin
Input Switching Threshold
0.8
1.4
2.0
V
Table 6.4 RESET# and PROG# Pin Characteristics
Parameter
Description
Minimum
Typical
Maximum
Units
Conditions
UVoh
I/O Pins Static Output
( High)
2.8
3.6
V
UVol
I/O Pins Static Output
( Low )
0
0.3
V
UVse
Single Ended Rx Threshold
0.8
2.0
V
UCom
Differential Common Mode
0.8
2.5
V
UVdif
Differential Input Sensitivity
0.2
V
UDrvZ
Driver Output Impedance
28
44
Ohms
**
Table 6.5 USB I/O Pin (USBDP, USBDM) Characteristics
** Driver Output Impedance includes the external USB series resistors on USBDP and USBDM pins.
Parameter
Description
Minimum
Typical
Maximum
Units
Conditions
Voh
Output Voltage High
0.6
V
Fosc = 12MHz
Vol
Output Voltage Low
0.2
V
Fosc = 12MHz
Vin
Input Switching Threshold
0.4
V
Table 6.6 XTIN, XOUT Pin Characteristics
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